EATON VANCE MUNICIPALS TRUST
497, 1995-05-05
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<PAGE>
                   EV TRADITIONAL CALIFORNIA MUNICIPALS FUND
                    EV TRADITIONAL NATIONAL MUNICIPALS FUND

               SUPPLEMENT TO PROSPECTUSES DATED NOVEMBER 25, 1994

                      EV TRADITIONAL FLORIDA TAX FREE FUND
                     EV TRADITIONAL NEW YORK TAX FREE FUND

                SUPPLEMENT TO PROSPECTUS DATED NOVEMBER 25, 1994




         The Trustees of each Fund and the corresponding  Portfolio have amended
the nonfundamental investment policy governing call options to read "neither the
Fund nor the Portfolio may engage in options, futures or forward transactions if
more than 5% of its net assets,  as measured by the  aggregate  of the  premiums
paid  by the  Fund  or the  Portfolio,  would  be so  invested".  THE  FOLLOWING
DISCLOSURE IS ADDED TO THE SECTION "WHEN-ISSUED SECURITIES":


                  The  Portfolio  may also  purchase  instruments  that give the
         Portfolio  the option to  purchase a municipal  obligation  when and if
         issued.



May 5, 1995                                                                T-CPS
<PAGE>
                       EV MARATHON FLORIDA TAX FREE FUND
                    EV MARATHON MASSACHUSETTS TAX FREE FUND
                     EV MARATHON MISSISSIPPI TAX FREE FUND
                       EV MARATHON NEW YORK TAX FREE FUND
                         EV MARATHON OHIO TAX FREE FUND
                     EV MARATHON RHODE ISLAND TAX FREE FUND
                    EV MARATHON WEST VIRGINIA TAX FREE FUND

                SUPPLEMENT TO PROSPECTUS DATED FEBRUARY 1, 1995

                     EV MARATHON CALIFORNIA MUNICIPALS FUND
                      EV MARATHON NATIONAL MUNICIPALS FUND

               SUPPLEMENT TO PROSPECTUSES DATED FEBRUARY 1, 1995



         The Trustees of each Fund and the corresponding  Portfolio have amended
the nonfundamental investment policy governing call options to read "neither the
Fund nor the Portfolio may engage in options, futures or forward transactions if
more than 5% of its net assets,  as measured by the  aggregate  of the  premiums
paid  by the  Fund  or the  Portfolio,  would  be so  invested".  THE  FOLLOWING
DISCLOSURE IS ADDED TO THE SECTION "WHEN-ISSUED SECURITIES":


                  The  Portfolio  may also  purchase  instruments  that give the
         Portfolio  the option to  purchase a municipal  obligation  when and if
         issued.





May 5, 1995                                                                M-CPS
<PAGE>
                          EV MARATHON TAX FREE FUNDS

                      EV MARATHON FLORIDA TAX FREE FUND
                   EV MARATHON MASSACHUSETTS TAX FREE FUND
                    EV MARATHON MISSISSIPPI TAX FREE FUND
                      EV MARATHON NEW YORK TAX FREE FUND
                        EV MARATHON OHIO TAX FREE FUND
                    EV MARATHON RHODE ISLAND TAX FREE FUND
                   EV MARATHON WEST VIRGINIA TAX FREE FUND

    THE EV MARATHON TAX FREE FUNDS (THE  "FUNDS")  ARE MUTUAL  FUNDS  SEEKING TO
PROVIDE  CURRENT  INCOME  EXEMPT  FROM  REGULAR  FEDERAL  INCOME  TAX AND  THEIR
RESPECTIVE  STATE TAXES  DESCRIBED UNDER "THE FUNDS'  INVESTMENT  OBJECTIVES" IN
THIS  PROSPECTUS.   EACH  FUND  INVESTS  ITS  ASSETS  IN  A  CORRESPONDING  NON-
DIVERSIFIED   OPEN-END  INVESTMENT  COMPANY  (A  "PORTFOLIO")  HAVING  THE  SAME
INVESTMENT  OBJECTIVE  AS THE FUND,  RATHER  THAN BY DIRECTLY  INVESTING  IN AND
MANAGING ITS OWN PORTFOLIO OF SECURITIES AS WITH HISTORICALLY  STRUCTURED MUTUAL
FUNDS. EACH FUND IS A SERIES OF EATON VANCE MUNICIPALS TRUST (THE "TRUST").

    Shares of the Funds are not deposits or  obligations  of, or  guaranteed  or
endorsed  by,  any bank or other  insured  depository  institution,  and are not
federally  insured by the Federal  Deposit  Insurance  Corporation,  the Federal
Reserve  Board or any other  government  agency.  Shares  of the  Funds  involve
investment risks,  including fluctuations in value and the possible loss of some
or all of the principal investment.

    This  combined  Prospectus is designed to provide you with  information  you
should know before investing.  Please retain this document for future reference.
A combined  Statement of Additional  Information  dated February 1, 1995 for the
Funds, as supplemented from time to time, has been filed with the Securities and
Exchange Commission and is incorporated  herein by reference.  This Statement of
Additional  Information is available  without  charge from the Funds'  Principal
Underwriter, Eaton Vance Distributors, Inc., 24 Federal Street, Boston, MA 02110
(telephone  (800)  225-6265).  The  Portfolios'  investment  adviser  is  Boston
Management and Research (the "Investment Adviser"), a wholly-owned subsidiary of
Eaton Vance  Management,  and Eaton Vance Management is the  administrator  (the
"Administrator")  of the Funds.  The offices of the  Investment  Adviser and the
Administrator are located at 24 Federal Street, Boston, MA 02110.

    AS OF THE DATE OF THIS COMBINED PROSPECTUS, A FUND MAY NOT BE AVAILABLE
FOR PURCHASE IN CERTAIN STATES. PLEASE CONTACT THE PRINCIPAL UNDERWRITER OR
YOUR BROKER FOR FURTHER INFORMATION.
- ------------------------------------------------------------------------------
THESE  SECURITIES  HAVE NOT BEEN APPROVED OR DISAPPROVED BY THE SECURITIES AND
EXCHANGE  COMMISSION OR ANY STATE  SECURITIES  COMMISSION NOR HAS THE SECURITIES
AND  EXCHANGE  COMMISSION  OR ANY STATE  SECURITIES  COMMISSION  PASSED UPON THE
ACCURACY OR ADEQUACY OF THIS PROSPECTUS. ANY REPRESENTATION TO THE CONTRARY IS
A CRIMINAL OFFENSE.
- --------------------------------------------------------------------------------
                      PROSPECTUS DATED FEBRUARY 1, 1995
<PAGE>

                              TABLE OF CONTENTS

Shareholder and Fund Expenses ............................................   3
The Funds' Financial Highlights ..........................................   5
The Funds' Investment Objectives .........................................  11
How the Funds and the Portfolios Invest their Assets .....................  11
Organization of the Funds and the Portfolios .............................  18
Management of the Funds and the Portfolios ...............................  20
Distribution Plans .......................................................  22
Valuing Fund Shares ......................................................  25
How to Buy Fund Shares ...................................................  26
How to Redeem Fund Shares ................................................  27
Reports to Shareholders ..................................................  29
The Lifetime Investing Account/Distribution Options ......................  29
The Eaton Vance Exchange Privilege  ......................................  30
Eaton Vance Shareholder Services .........................................  31
Distributions and Taxes ..................................................  32
Performance Information ..................................................  33
Appendix -- State Specific Information ...................................  35

<PAGE>
<TABLE>
<CAPTION>
SHAREHOLDER AND FUND EXPENSES<F1>
- --------------------------------------------------------------------------------------------------------------

SHAREHOLDER TRANSACTION EXPENSES
<S>                                                                                                       <C>
  Sales Charges Imposed on Purchases of Shares                                                            None
  Sales Charges Imposed on Reinvested Distributions                                                       None
  Fees to Exchange Shares                                                                                 None

  Range of  Declining  Contingent  Deferred  Sales  Charges  Imposed on  Redemption 
   during the First  Seven Years (as a percentage of redemption proceeds exclusive
   of all reinvestments and capital appreciation in the account)<F2>                                   5.00%-0%

<CAPTION>
ANNUAL FUND AND ALLOCATED PORTFOLIO OPERATING EXPENSES
  (as a percentage of average daily net assets)
                                                                          FLORIDA       MASSACHUSETTS     MISSISSIPPI
                                                                          FUND<F4>          FUND<F4>          FUND
                                                                          -------       -------------     -----------
<S>                                                                       <C>           <C>               <C>       
  Investment Adviser Fee (after any fee reduction)<F3>                     0.46%            0.46%            0.00%<F5>
  Rule 12b-1 Distribution (and Service) Fees                               0.86             0.86             0.76
  Other Expenses (after any expense reduction)                             0.12             0.18             0.23<F5>
                                                                           ----             ----             ----
    Total Operating Expenses                                               1.44%            1.50%            0.99%
                                                                          ====             ====             ====
<PAGE>
<CAPTION>
EXAMPLE
An investor would pay the following contingent deferred sales charge and expenses on a $1,000 investment, assuming (a)
5% annual return and (b) redemption at the end of each period:
                                                                          FLORIDA       MASSACHUSETTS     MISSISSIPPI
                                                                           FUND             FUND             FUND
                                                                          -------       -------------     -----------
<S>                                                                        <C>              <C>              <C> 
 1 Year  ............................................................      $ 65             $ 65             $ 60
 3 Years ............................................................        86               87               72
 5 Years ............................................................        99              102               75
10 Years ............................................................       172              179              121

An  investor  would pay the  following  expenses  on the same  investment,  assuming  (a) 5% annual  return and (b) no
redemptions:

 1 Year  ............................................................      $ 15             $ 15             $ 10
 3 Years ............................................................        46               47               32
 5 Years ............................................................        79               82               55
10 Years ............................................................       172              179              121

<CAPTION>
ANNUAL FUND AND ALLOCATED PORTFOLIO OPERATING EXPENSES
(as a percentage of average daily net assets)
                                                            NEW YORK           OHIO         RHODE ISLAND     WEST VIRGINIA
                                                             FUND<F4>         FUND<F4>          FUND             FUND
                                                            --------          --------      ------------     -------------
<S>                                                         <C>               <C>               <C>              <C>
  Investment Adviser Fee (after any fee reduction)<F3>        0.46%            0.45%            0.00%<F6>        0.00%<F7>
  Rule 12b-1 Distribution (and Service) Fees                  0.87             0.86             0.76             0.76
  Other Expenses (after any expense reduction)                0.13             0.19             0.26<F6>         0.19<F7>
                                                               ---              ---              ---              ---
    Total Operating Expenses                                  1.46%            1.50%            1.02%            0.95%
                                                              ====             ====             ====             ====

<CAPTION>
EXAMPLE
An investor would pay the following  contingent deferred sales charge and expenses on a $1,000 investment,  assuming (a) 5% annual
return and (b) redemption at the end of each period:

                                                            NEW YORK           OHIO         RHODE ISLAND     WEST VIRGINIA
                                                              FUND             FUND             FUND             FUND
                                                            --------           ----         ------------     -------------
<S>                                                           <C>              <C>              <C>              <C> 
 1 Year  ...............................................      $ 65             $ 65             $ 60             $ 60
 3 Years ...............................................        86               87               72               70
 5 Years ...............................................       100              102               76               73
10 Years ...............................................       175              179              125              117

An investor would pay the following  expenses on the same  investment,  assuming
(a) 5% annual return and (b) no redemptions:

 1 Year  ...............................................      $ 15             $ 15             $ 10             $ 10
 3 Years ...............................................        46               47               32               30
 5 Years ...............................................        80               82               56               53
10 Years ...............................................       175              179              125              117

Notes:
<FN>
<F1>The purpose of the above tables and Examples is to summarize the  aggregate  expenses of the Funds and the  Portfolios  and to
    assist investors in understanding the various costs and expenses that investors in each Fund will bear directly or indirectly.
    The Trustees of the Trust believe that over time the aggregate per share  expenses of a Fund and its  corresponding  Portfolio
    should be  approximately  equal to the per share  expenses which the Fund would incur if the Trust retained the services of an
    investment adviser and the assets of the Fund were invested directly in the type of securities being held by its corresponding
    Portfolio. The percentages indicated as Annual Fund and Allocated Portfolio Operating Expenses and the amounts included in the
    Examples are based on the Funds' and their corresponding Portfolios' results for the fiscal year ended September 30, 1994. The
    tables and Examples should not be considered a representation of past or future expenses and actual expenses may be greater or
    less than those  shown.  For  further  information  regarding  the  expenses of the Funds and the  Portfolios  see "The Funds"
    Financial Highlights",  "Organization of the Funds and the Portfolios",  "Management of the Funds and the Portfolios" and "How
    to Redeem Fund Shares".  Because the Funds make payments under their  Distribution Plans adopted under Rule 12b-1, a long-term
    shareholder  may pay more than the  economic  equivalent  of the maximum  front-end  sales  charge  permitted by a rule of the
    National  Association  of Securities  Dealers,  Inc. See  "Distribution  Plans." Other  investment  companies  with  different
    distribution  arrangements and fees are investing in the Portfolios and additional such companies may do so in the future. See
    "Organization of the Funds and the Portfolios".
<F2>No contingent deferred sales charge is imposed on (a) shares purchased more than six years prior to the redemption, (b) shares
    acquired  through the  reinvestment of dividends and  distributions  and (c) any  appreciation in value of other shares in the
    account (see "How to Redeem Fund Shares"), and no such charge is imposed on exchanges of Fund shares for shares of one or more
    other funds listed under "The Eaton Vance Exchange Privilege".
<F3>Each  Portfolio's  monthly  advisory  fee has two  components,  a fee based on daily net assets and a fee based on daily gross
    income, as set forth in the fee schedule on page 20.
<F4>The  Florida,  Massachusetts,  New York and Ohio  Funds  transferred  substantially  all of their  assets to their  respective
    Portfolios in exchange for an interest in such Portfolio as of the close of business January 29, 1993.
<F5>Absent a fee reduction and expense allocation,  the Investment Adviser fee and Other Expenses would have been 0.19% and 0.50%,
    respectively, of the Mississippi Fund's average daily net assets.
<F6>Absent a fee reduction and expense allocation,  the Investment Adviser fee and Other Expenses would have been 0.21% and 0.41%,
    respectively, of the Rhode Island Fund's average daily net assets.
<F7>Absent a fee reduction and expense allocation,  the Investment Adviser fee and Other Expenses would have been 0.23% and 0.33%,
    respectively, of the West Virginia Fund's average daily net assets.
</TABLE>
<PAGE>
<TABLE>
THE FUNDS' FINANCIAL HIGHLIGHTS
- ----------------------------------------------------------------------------------------------------------------------------------
The following  information  should be read in conjunction  with the financial  statements  included in the Statement of Additional
Information,  all of which has been so included in reliance upon reports of Deloitte & Touche LLP,  independent  certified  public
accountants,  as experts in accounting and auditing.  Further information  regarding the performance of a Fund is contained in its
annual  report to  shareholders  which may be  obtained  without  charge by  contacting  the  Principal  Underwriter,  Eaton Vance
Distributors, Inc.
- ----------------------------------------------------------------------------------------------------------------------------------
<CAPTION>
                                                                                    FLORIDA FUND
                                                  ---------------------------------------------------------------------------------
                                                                              YEAR ENDED SEPTEMBER 30,
                                                  ---------------------------------------------------------------------------------
                                                       1994            1993            1992           1991             1990<F2>
                                                       ----            ----            ----           ----             ------
<S>                                                  <C>             <C>             <C>             <C>             <C>    
NET ASSET VALUE, beginning of year .............    $ 11.700        $ 10.940        $ 10.690        $  9.990         $10.000
                                                    --------        --------        --------        --------         -------
INCOME (LOSS) FROM OPERATIONS:
  Net investment income ........................    $  0.514        $  0.516        $  0.541        $  0.573         $ 0.010
  Net realized and unrealized gain (loss) on
    investments ................................      (1.228)          1.040           0.434           0.838          (0.003)<F3>
                                                      ------           -----           -----           -----          ------ 
    Total income (loss) from operations ........    $ (0.714)       $  1.556        $  0.975        $  1.411         $ 0.007
                                                    --------        --------        --------        --------         -------
LESS DISTRIBUTIONS:
  From net investment income ...................    $ (0.514)       $ (0.516)       $ (0.541)       $ (0.573)        $(0.010)
  In excess of net investment income<F4>........      (0.082)         (0.121)         (0.127)         (0.138)         (0.007)
  From net realized gain on investment               
    transactions ...............................        --            (0.159)         (0.057)          --               --
  In excess of net realized gain on investment       
    transactions ................................     (0.120)           --              --             --               --
                                                    --------        --------        --------        --------         -------
    Total distributions ........................    $ (0.716)       $ (0.796)       $ (0.725)       $ (0.711)        $(0.017)
                                                    --------        --------        --------        --------         -------
NET ASSET VALUE, end of year ...................    $ 10.270        $ 11.700        $ 10.940        $ 10.690         $ 9.990
                                                    ========        ========        ========        ========         =======
TOTAL RETURN<F5>................................       (6.34)%         14.85%           9.41%          14.45%          (0.10)%
RATIOS/SUPPLEMENTAL DATA*:
  Net assets, end of year (000 omitted) ........    $760,867        $776,856        $463,279        $233,021         $22,028
  Ratio of net expenses to average daily net           
    assets<F6>..................................       1.44%           1.53%           1.64%           1.56%           1.00%<F1>
  Ratio of net investment income to average           
    daily net assets ...........................       4.70%           4.54%           4.91%           5.33%           1.36%<F1>

PORTFOLIO TURNOVER<F7>..........................       --                 9%             95%             72%              6%
*For the periods indicated,  the operating  expenses of each Fund reflect a reduction of expenses by the Administrator  and/or the
 Investment Adviser. Had such actions not been taken, net investment income per share and the ratios would have been as follows:

NET INVESTMENT INCOME PER SHARE ................                                                     $ 0.561         $ 0.008
                                                                                                      ======          ======
RATIOS (As a percentage of average daily net assets):
    Expenses<F6>................................                                                      1.67%             1.25%<F1>
    Net investment income ......................                                                      5.22%             1.11%<F1>
<FN>
<F1>Computed on an annualized basis.
<F2>For the period from the start of business  August 28, 1990 and August 30, 1990 to  September  30, 1990 for the Florida and New
    York Funds, respectively, for the period from the start of business April 18, 1991 to September 30, 1991 for the Massachusetts
    and Ohio Funds, and for the period from the start of business June 11, 1993 to September 30, 1993 for the  Mississippi,  Rhode
    Island and West Virginia Funds.
<F3>The per share amount is not in accord with the net realized and  unrealized  gain (loss) for the period  because of the timing
    of sales of the Fund shares and the amount of per share realized and unrealized gains and losses at such time.
<F4>Distributions  from  paid-in-capital  for the years ended September 30, 1990, 1991 and 1992 have been restated to conform with
    the treatment permitted under current financial reporting standards.
<F5>Total  return is  calculated  assuming a purchase at the net asset value on the first day and a sale at the net asset value on
    the last day of each period reported. Dividends and distributions, if any, are assumed to be reinvested at the net asset value
    on the payable date.
<F6>Includes the Fund's share of its corresponding Portfolio's allocated expenses.
<F7>Portfolio Turnover  represents the rate of portfolio  activity for the period while a Fund was making investments  directly in
    securities.  The portfolio turnover rate for the period since a Fund transferred substantially all of its investable assets to
    a Portfolio is shown in the Portfolio's financial statements which are included in the Fund's annual report.
</TABLE>
<PAGE>
<TABLE>
<CAPTION>
THE FUNDS' FINANCIAL HIGHLIGHTS -- CONTINUED
- -----------------------------------------------------------------------------------------------------------------------------------
                                                                                    MASSACHUSETTS FUND
                                                               --------------------------------------------------------
                                                                              YEAR ENDED SEPTEMBER 30,
                                                               --------------------------------------------------------
                                                               1994            1993            1992           1991<F2>
                                                               ----            ----            ----           ----
<S>                                                           <C>             <C>             <C>             <C>    
NET ASSET VALUE, beginning of year ....................       $11.250         $10.640         $10.250         $10.000

INCOME (LOSS) FROM OPERATIONS:
  Net investment income ...............................       $ 0.505         $ 0.514         $ 0.526         $ 0.245
  Net realized and unrealized gain (loss)                      
   on investments .....................................        (1.108)          0.784           0.556           0.305<F3>
                                                              -------         -------         -------         -------
    Total income (loss) from operations ...............       $(0.603)        $ 1.298         $ 1.082         $ 0.550
                                                              -------         -------         -------         -------
LESS DISTRIBUTIONS:
  From net investment income ..........................       $(0.505)        $(0.514)        $(0.526)        $(0.245)
  In excess of net investment income<F4>...............        (0.087)         (0.116)         (0.142)         (0.055)
  From net realized gain on investment transactions ...          --            (0.058)         (0.024)           --
  In excess of net realized gain on investment
    transactions.......................................        (0.065)            --             --              --
                                                              -------         -------         -------         -------
    Total distributions................................       $(0.657)        $(0.688)        $(0.692)        $(0.300)
                                                              -------         -------         -------         -------
NET ASSET VALUE, end of year ..........................       $ 9.990         $11.250         $10.640         $10.250
                                                              =======         =======         =======         =======
TOTAL RETURN<F5>.......................................         (5.57)%         12.67%          10.88%           5.33%

RATIOS/SUPPLEMENTAL DATA*:
  Net assets, end of year  (000 omitted)...............       $295,011       $286,801        $165,964         $35,532
  Ratio of net expenses to average daily net              
    assets<F6>.........................................          1.50%          1.58%           1.64%           1.28%<F1>
  Ratio of net investment income to average
    daily net assets ..................................          4.75%          4.69%           4.85%           5.15%<F1>

PORTFOLIO TURNOVER<F7>.................................           --              27%             72%              21%

*For the  periods  indicated,  the  operating  expenses  of each  Fund  reflect  a  reduction  of  expenses  by the
 Administrator  and/or the Investment Adviser. Had such actions not been taken, net investment income per share and
 the ratios would have been as follows:

NET INVESTMENT INCOME PER  SHARE .....................                                                         $ 0.226
                                                                                                                ======
RATIOS (As a percentage of average daily net assets):
    Expenses<F3> .....................................                                                           1.68%<F1>
    Net investment income ............................                                                           4.75%<F1>
Footnotes:
<FN>
<F1>Computed on an annualized basis.
<F2>For the period from the start of business  August 28, 1990 and August 30, 1990 to  September  30, 1990 for the Florida and New
    York Funds, respectively, for the period from the start of business April 18, 1991 to September 30, 1991 for the Massachusetts
    and Ohio Funds, and for the period from the start of business June 11, 1993 to September 30, 1993 for the  Mississippi,  Rhode
    Island and West Virginia Funds.
<F3>The per share amount is not in accord with the net realized and  unrealized  gain (loss) for the period  because of the timing
    of sales of the Fund shares and the amount of per share realized and unrealized gains and losses at such time.
<F4>Distributions  from  paid-in-capital  for the years ended September 30, 1990, 1991 and 1992 have been restated to conform with
    the treatment permitted under current financial reporting standards.
<F5>Total  return is  calculated  assuming a purchase at the net asset value on the first day and a sale at the net asset value on
    the last day of each period reported. Dividends and distributions, if any, are assumed to be reinvested at the net asset value
    on the payable date.
<F6>Includes the Fund's share of its corresponding Portfolio's allocated expenses.
<F7>Portfolio Turnover  represents the rate of portfolio  activity for the period while a Fund was making investments  directly in
    securities.  The portfolio turnover rate for the period since a Fund transferred substantially all of its investable assets to
    a Portfolio is shown in the Portfolio's financial statements which are included in the Fund's annual report.
</TABLE>
<PAGE>

<TABLE>
<CAPTION>
THE FUNDS' FINANCIAL HIGHLIGHTS -- CONTINUED
- --------------------------------------------------------------------------------------------------------------------------
                                         MISSISSIPPI FUND                              NEW YORK FUND
                                      ------------------------  ---------------------------------------------------------
                                      YEAR ENDED SEPTEMBER 30,                    YEAR ENDED SEPTEMBER 30,
- --------------------------------------------------------------  ---------------------------------------------------------
                                         1994        1993<F2>     1994        1993        1992          1991      1990<F2>
                                       --------     --------    --------     --------     -------      --------   --------
<S>                                   <C>          <C>         <C>          <C>          <C>          <C>        <C>
NET ASSET VALUE,
  beginning of year ................. $  10.260    $  10.000   $  11.880    $  11.070    $ 10.740     $   9.950  $  10.000
                                       --------     --------    --------     --------     -------      --------   --------
INCOME (LOSS) FROM OPERATIONS:
  Net investment income ............. $   0.453    $   0.106   $   0.528    $   0.535    $  0.553     $   0.563  $   0.014
  Net realized and unrealized 
    gain (loss) on investments ......    (1.072)       0.300      (1.165)       1.014       0.524         0.929     (0.039)<F3>
                                       --------     --------    --------     --------     -------      --------   --------
    Total income (loss)
      from operations................ $  (0.619)   $   0.406   $  (0.637)   $   1.549    $  1.077     $   1.492   $  (0.025)
                                       --------     --------    --------     --------     -------      --------   ---------
LESS DISTRIBUTIONS:
  From net investment income ........ $  (0.453)   $  (0.106)  $  (0.528)   $  (0.535)   $  (0.553)   $  (0.563)  $  (0.014)
  In excess of net investment income<F1> (0.071)      (0.040)     (0.089)      (0.120)      (0.135)      (0.139)     (0.011)
  From net realized gain on investment
    transactions ....................      --             --         --        (0.084)      (0.059)          --          --
  In excess of net realized gain on
    investment transactions .........    (0.007)          --      (0.176)         --          --             --          --
                                       --------     --------    --------     --------     -------      --------   ---------
    Total distributions .............  $ (0.531)   $  (0.146)  $  (0.793)    $ (0.739)    $ (0.747)    $ (0.702)  $  (0.025)
                                       --------     --------    --------     --------     -------      --------   ---------
NET ASSET VALUE, end of year ........  $  9.110    $  10.260   $  10.450     $ 11.880     $ 11.070     $ 10.740   $   9.950
                                       ========    =========   =========     ========     ========     ========   =========   
TOTAL RETURN<F5> ....................   (6.20)%        3.85%     (5.62)%       14.53%       10.41%       15.58%     (0.50)%

RATIOS/SUPPLEMENTAL DATA*:
  Net assets, end of year
   (000 omitted).....................  $ 26,771    $  11,810   $ 648,325     $650,361     $415,144     $161,037   $   7,640
  Ratio of net expenses to average
   daily net assets<F6> .............     0.99%        0.75%<F1>   1.46%        1.55%        1.65%        1.62%       1.00%<F1>
  Ratio of net investment income to
    average daily net assets ........     4.63%        3.50%<F1>   4.72%        4.68%        4.99%        5.28%       1.18%<F1>

PORTFOLIO TURNOVER<F7> ..............      --             --         --           11%          57%          50%          0%

*For the periods indicated,  the operating  expenses of each Fund reflect a reduction of expenses by the Administrator  and/or the
 Investment Adviser. Had such actions not been taken, net investment income per share and the ratios would have been as follows:

 NET INVESTMENT INCOME PER SHARE ....   $ 0.407     $  0.085                                            $ 0.556     $ 0.008
                                        =======     ========                                            =======     =======
 RATIOS (As a percentage of average 
  daily net assets):
    Expenses<F6> ....................     1.45%         1.44%<F1>                                         1.69%       1.52%<F1>
    Net investment income ...........     4.17%         2.81%<F1>                                         5.21%       0.66%<F1>
<F1>Computed on an annualized basis.
<F2>For the period from the start of business  August 28, 1990 and August 30, 1990 to  September  30, 1990 for the Florida and New
    York Funds, respectively, for the period from the start of business April 18, 1991 to September 30, 1991 for the Massachusetts
    and Ohio Funds, and for the period from the start of business June 11, 1993 to September 30, 1993 for the  Mississippi,  Rhode
    Island and West Virginia Funds.
<F3>The per share amount is not in accord with the net realized and  unrealized  gain (loss) for the period  because of the timing
    of sales of the Fund shares and the amount of per share realized and unrealized gains and losses at such time.
<F4>Distributions  from  paid-in-capital  for the years ended September 30, 1990, 1991 and 1992 have been restated to conform with
    the treatment permitted under current financial reporting standards.
<F5>Total  return is  calculated  assuming a purchase at the net asset value on the first day and a sale at the net asset value on
    the last day of each period reported. Dividends and distributions, if any, are assumed to be reinvested at the net asset value
    on the payable date.
<F6>Includes the Fund's share of its corresponding Portfolio's allocated expenses.
<F7>Portfolio Turnover  represents the rate of portfolio  activity for the period while a Fund was making investments  directly in
    securities.  The portfolio turnover rate for the period since a Fund transferred substantially all of its investable assets to
    a Portfolio is shown in the Portfolio's financial statements which are included in the Fund's annual report.
</TABLE>
<PAGE>
<TABLE>
<CAPTION>
THE FUNDS' FINANCIAL HIGHLIGHTS -- CONTINUED
- ---------------------------------------------------------------------------------------------------------------------------------
                                                                      OHIO FUND                              RHODE ISLAND FUND
                                              ---------------------------------------------------------  --------------------------
                                                              YEAR ENDED SEPTEMBER 30,                    YEAR ENDED SEPTEMBER 30,
                                              ---------------------------------------------------------  --------------------------
                                                  1994           1993           1992          1991<F2>       1994         1993<F2>
                                                  ----           ----           ----           ----          ----          ----
<S>                                             <C>            <C>            <C>            <C>           <C>           <C>    
NET ASSET VALUE, beginning of year .........    $11.300        $10.550        $10.210        $10.000       $10.330       $10.000
                                                -------        -------        -------        -------       -------       -------
INCOME (LOSS) FROM OPERATIONS:
  Net investment income ....................    $ 0.494        $ 0.499        $ 0.509        $ 0.245       $ 0.454       $ 0.113
  Net realized and unrealized gain (loss) on  
    investments ............................     (1.081)         0.901          0.495          0.261<F3>    (1.146)        0.361
                                                -------        -------        -------        -------       -------       -------
    Total income (loss) from operations ....    $(0.587)       $ 1.400        $ 1.004        $ 0.506       $(0.692)      $ 0.474
                                                -------        -------        -------        -------       -------       -------
LESS DISTRIBUTIONS:
  From net investment income ...............    $(0.494)       $(0.499)       $(0.509)       $(0.245)      $(0.454)      $(0.113)
  In excess of net investment income<F4>....     (0.084)        (0.118)        (0.137)        (0.051)       (0.078)       (0.008)
  From net realized gain on investment 
    transactions ...........................         --         (0.033)        (0.018)            --            --        (0.023)
  In excess of net realized gain on  
    investment transactions ................     (0.065)            --             --                       (0.016)           --
                                                -------        -------        -------        -------       -------       -------
    Total distributions ....................    $(0.643)       $(0.650)       $(0.664)       $(0.296)      $(0.548)      $(0.144)
                                                -------        -------        -------        -------       -------       -------
NET ASSET VALUE, end of year ...............    $10.070        $11.300        $10.550        $10.210       $ 9.090       $10.330
                                                =======        =======        =======        =======       =======       =======
TOTAL RETURN<F5> ............................   (5.39)%         13.74%         10.13%          4.88%       (6.91)%         4.53%

RATIOS/SUPPLEMENTAL DATA*:
  Net assets, end of year (000 omitted) ....   $321,578       $299,331       $164,400        $51,215       $34,261       $17,680
  Ratio of net expenses to average daily                                                   
    net assets<F6>..........................      1.50%          1.58%          1.65%          1.47%<F1>     1.02%         0.75%<F1>
  Ratio of net investment income to average                                                
    daily net assets .......................      4.62%          4.57%          4.87%          5.04%<F1>     4.65%         3.70%<F1>
PORTFOLIO TURNOVER<F7>......................        --             12%            40%            11%           --            --
*For the periods indicated, the operating expenses of each Fund reflect a reduction of expenses by the Administrator and/or the
 Investment Adviser. Had such action not been taken, net investment income per share and the ratios would have been as follows:

 NET INVESTMENT INCOME PER SHARE ...........                                                 $ 0.243       $ 0.418       $ 0.096
                                                                                             =======       =======       =======
 RATIOS (As a percentage of average daily net assets):
    Expenses<F6>............................                                                   1.52%<F1>     1.38%         1.30%<F1>
    Net investment income ..................                                                   4.99%<F1>     4.29%         3.15%<F1>

Footnotes:
<FN>
<F1>Computed on an annualized basis.
<F2>For the period from the start of business  August 28, 1990 and August 30, 1990 to  September  30, 1990 for the Florida and New
    York Funds, respectively, for the period from the start of business April 18, 1991 to September 30, 1991 for the Massachusetts
    and Ohio Funds, and for the period from the start of business June 11, 1993 to September 30, 1993 for the  Mississippi,  Rhode
    Island and West Virginia Funds.
<F3>The per share amount is not in accord with the net realized and  unrealized  gain (loss) for the period  because of the timing
    of sales of the Fund shares and the amount of per share realized and unrealized gains and losses at such time.
<F4>Distributions  from  paid-in-capital  for the years ended September 30, 1990, 1991 and 1992 have been restated to conform with
    the treatment permitted under current financial reporting standards.
<F5>Total  return is  calculated  assuming a purchase at the net asset value on the first day and a sale at the net asset value on
    the last day of each period reported. Dividends and distributions, if any, are assumed to be reinvested at the net asset value
    on the payable date.
<F6>Includes the Fund's share of its corresponding Portfolio's allocated expenses.
<F7>Portfolio Turnover  represents the rate of portfolio  activity for the period while a Fund was making investments  directly in
    securities.  The portfolio turnover rate for the period since a Fund transferred substantially all of its investable assets to
    a Portfolio is shown in the Portfolio's financial statements which are included in the Fund's annual report.
</TABLE>
<PAGE>
<TABLE>
THE FUNDS' FINANCIAL HIGHLIGHTS -- CONTINUED
- -----------------------------------------------------------------------------------------------------------------------------
<CAPTION>
                                                                                                        WEST VIRGINIA FUND
                                                                                                     ---------------------------
                                                                                                      YEAR ENDED SEPTEMBER 30,
                                                                                                     ---------------------------
                                                                                                        1994             1993<F1>
                                                                                                      -------            -------
<S>                                                                                                   <C>                <C>    
NET ASSET VALUE, beginning of year .......................................................            $10.220            $10.000
                                                                                                      -------            -------
INCOME (LOSS) FROM OPERATIONS:
  Net investment income ..................................................................            $ 0.450            $ 0.103
  Net realized and unrealized gain (loss)  on investments ................................             (1.011)             0.262
                                                                                                      -------            -------
    Total income (loss) from operations ..................................................            $(0.561)           $ 0.365
                                                                                                      -------            -------
LESS DISTRIBUTIONS:
  From net investment income .............................................................            $(0.450)           $(0.103)
  In excess of net investment income<F4> .................................................             (0.069)            (0.042)
  In excess of net realized gain on investment transactions ..............................                 --                 --
  In excess of net realized gain on investment transactions ..............................             (0.010)                --
                                                                                                      -------            -------
    Total distributions ..................................................................            $(0.529)           $(0.145)
                                                                                                      -------            -------
NET ASSET VALUE, end of year .............................................................            $ 9.130            $10.220
                                                                                                      =======            =======
TOTAL RETURN<F5> .........................................................................            (5.66)%              3.47%
RATIOS/SUPPLEMENTAL DATA*:
  Net assets, end of year (000 omitted) ..................................................            $38,476            $25,717
  Ratio of net expenses to average daily  net assets<F6> .................................              0.95%              0.75%<F1>
  Ratio of net investment income to average daily net assets .............................              4.62%              3.40%<F1>

PORTFOLIO TURNOVER<F7>....................................................................                --                 --

*For the period from the start of business,  June 11, 1993, to September 30, 1993,  and for the year ended  September 30, 1994,
 the operating  expenses of the Fund and the Portoflio may reflect a reduction of expenses by the  Administrator  or Investment
 Adviser.

 NET INVESTMENT INCOME PER SHARE .........................................................           $ 0.414             $ 0.090
                                                                                                      =======            =======
 RATIOS (As a percentage of average daily net assets):
    Expenses<F6> .........................................................................             1.32%               1.19%<F1>
    Net investment income ................................................................             4.25%               2.96%<F1>

Footnotes:
<FN>
<F1>Computed on an annualized basis.
<F2>For the period from the start of business  August 28, 1990 and August 30, 1990 to  September  30, 1990 for the Florida and New
    York Funds, respectively, for the period from the start of business April 18, 1991 to September 30, 1991 for the Massachusetts
    and Ohio Funds, and for the period from the start of business June 11, 1993 to September 30, 1993 for the  Mississippi,  Rhode
    Island and West Virginia Funds.
<F3>The per share amount is not in accord with the net realized and  unrealized  gain (loss) for the period  because of the timing
    of sales of the Fund shares and the amount of per share realized and unrealized gains and losses at such time.
<F4>Distributions  from  paid-in-capital  for the years ended September 30, 1990, 1991 and 1992 have been restated to conform with
    the treatment permitted under current financial reporting standards.
<F5>Total  return is  calculated  assuming a purchase at the net asset value on the first day and a sale at the net asset value on
    the last day of each period reported. Dividends and distributions, if any, are assumed to be reinvested at the net asset value
    on the payable date.
<F6>Includes the Fund's share of its corresponding Portfolio's allocated expenses.
<F7>Portfolio Turnover  represents the rate of portfolio  activity for the period while a Fund was making investments  directly in
    securities.  The portfolio turnover rate for the period since a Fund transferred substantially all of its investable assets to
    a Portfolio is shown in the Portfolio's financial statements which are included in the Fund's annual report.
</TABLE>
<PAGE>
THE FUNDS' INVESTMENT OBJECTIVES
- ------------------------------------------------------------------------------

The  investment  objective of each Fund is set forth  below.  Each Fund seeks to
meet  its   investment   objective  by  investing   its  assets  in  a  separate
corresponding  open-end  management  investment  company (a  "Portfolio")  which
invests primarily in municipal  obligations (as described below) which are rated
at least investment grade by a major rating agency or, if unrated, determined to
be of at  least  investment  grade  quality  by  the  Investment  Adviser.  Each
Portfolio has the same investment objective as its corresponding Fund.

     EV MARATHON  FLORIDA TAX FREE FUND (the  "Florida  Fund")  seeks to provide
current  income  exempt  from  regular  Federal  income  tax in the  form  of an
investment  exempt from Florida  intangibles tax. The Florida Fund seeks to meet
its  objective by investing  its assets in the Florida Tax Free  Portfolio  (the
"Florida Portfolio").

     EV MARATHON MASSACHUSETTS TAX FREE FUND (the "Massachusetts Fund") seeks to
provide current income exempt from regular Federal income tax and  Massachusetts
state personal income taxes. The Massachusetts  Fund seeks to meet its objective
by  investing  its  assets  in  the   Massachusetts   Tax  Free  Portfolio  (the
"Massachusetts Portfolio").

     EV MARATHON  MISSISSIPPI  TAX FREE FUND (the  "Mississippi  Fund") seeks to
provide  current income exempt from regular  Federal income tax and  Mississippi
State personal income taxes. The Mississippi Fund seeks to meet its objective by
investing its assets in the  Mississippi  Tax Free Portfolio  (the  "Mississippi
Portfolio").

     EV MARATHON  NEW YORK TAX FREE FUND (the "New York Fund")  seeks to provide
current income exempt from regular Federal income tax and New York State and New
York City personal  income taxes.  The New York Fund seeks to meet its objective
by  investing  its  assets  in the New York Tax Free  Portfolio  (the  "New York
Portfolio").

     EV MARATHON  OHIO TAX FREE FUND (the "Ohio Fund") seeks to provide  current
income exempt from regular  Federal  income tax and Ohio State  personal  income
taxes.  The Ohio Fund seeks to meet its objective by investing its assets in the
Ohio Tax Free Portfolio (the "Ohio Portfolio").

     EV MARATHON  RHODE ISLAND TAX FREE FUND (the "Rhode  Island Fund") seeks to
provide  current income exempt from regular  Federal income tax and Rhode Island
State personal  income taxes.  The Rhode Island Fund seeks to meet its objective
by  investing  in the  Rhode  Island  Tax  Free  Portfolio  (the  "Rhode  Island
Portfolio").

     EV MARATHON WEST VIRGINIA TAX FREE FUND (the "West Virginia Fund") seeks to
provide  current income exempt from regular Federal income tax and West Virginia
State personal income taxes.  The West Virginia Fund seeks to meet its objective
by  investing  its assets in the West  Virginia  Tax Free  Portfolio  (the "West
Virginia Portfolio").

HOW THE FUNDS AND THE PORTFOLIOS INVEST THEIR ASSETS
- ------------------------------------------------------------------------------

EACH FUND SEEKS TO ACHIEVE ITS INVESTMENT OBJECTIVE BY INVESTING EITHER DIRECTLY
OR INDIRECTLY THROUGH ANOTHER OPEN-END  MANAGEMENT  INVESTMENT COMPANY PRIMARILY
(I.E.,  AT  LEAST  80% OF  ITS  NET  ASSETS  DURING  PERIODS  OF  NORMAL  MARKET
CONDITIONS)  IN DEBT  OBLIGATIONS  ISSUED BY OR ON  BEHALF OF ITS  CORRESPONDING
STATE AND ITS POLITICAL  SUBDIVISIONS,  AND THE  GOVERNMENTS OF PUERTO RICO, THE
U.S.  VIRGIN  ISLANDS AND GUAM,  THE  INTEREST  ON WHICH IS EXEMPT FROM  REGULAR
FEDERAL INCOME TAX, IS NOT A TAX PREFERENCE  ITEM UNDER THE FEDERAL  ALTERNATIVE
MINIMUM TAX AND IS EXEMPT FROM THE STATE TAXES SET FORTH  ABOVE.  The  foregoing
policy is a  fundamental  policy of each Fund and its  corresponding  Portfolio,
which may not be changed unless authorized by a vote of the Fund's  shareholders
or that Portfolio's investors, as the case may be.

     At least 75% of the net assets of the  Florida  Portfolio,  at least 70% of
the net assets of the  Massachusetts  Portfolio and New York  Portfolio,  and at
least 80% of the net assets of the Mississippi Portfolio, Ohio Portfolio,  Rhode
Island  Portfolio  and West  Virginia  Portfolio  will  normally  be invested in
obligations rated at least investment grade at the time of investment (which are
those rated Baa or higher by Moody's Investors Service,  Inc. ("Moody's") or BBB
or higher by either  Standard & Poor's Ratings Group ("S&P") or Fitch  Investors
Service, Inc. ("Fitch")) or, if unrated, determined by the Investment Adviser to
be of at least investment grade quality.  Municipal obligations rated Baa or BBB
may have speculative  characteristics.  Also, changes in economic  conditions or
other  circumstances  are more  likely to lead to a  weakened  capacity  to make
principal and interest  payments  than in the case of higher rated  obligations.
The  balance  of each  Portfolio's  net  assets  may be  invested  in  municipal
obligations  rated below investment grade (but not lower than B by Moody's,  S&P
or Fitch) and  unrated  municipal  obligations  considered  to be of  comparable
quality  by the  Investment  Adviser.  Securities  rated  below  BBB or Baa  are
commonly  known as "junk  bonds".  A Portfolio  may retain an  obligation  whose
rating  drops below B after its  acquisition  if such  retention  is  considered
desirable  by the  Investment  Adviser.  See  "Credit  Quality -  Risks."  For a
description  of municipal  obligation  ratings,  see the Statement of Additional
Information.

MUNICIPAL OBLIGATIONS. Municipal obligations include bonds, notes and commercial
paper  issued by a  municipality  for a wide  variety of both public and private
purposes.  Public purpose municipal bonds include general obligation and revenue
bonds.  General  obligation  bonds are backed by the taxing power of the issuing
municipality. Revenue bonds are backed by the revenues of a project or facility.
Municipal   notes  include  bond   anticipation,   tax   anticipation,   revenue
anticipation,  and construction loan notes.  Bond, tax and revenue  anticipation
notes are  short-term  obligations  that will be retired with the proceeds of an
anticipated  bond  issue,  tax  revenue  or  facility   revenue,   respectively.
Construction loan notes are short-term obligations that will be retired with the
proceeds of long-term  mortgage  financing.  Under normal market  conditions,  a
Portfolio will invest at least 65% of its total assets in obligations  issued by
its respective State or its political subdivisions.

     Interest on certain "private activity bonds" issued after August 7, 1986 is
exempt  from the regular  Federal  income tax  applicable  to  individuals  (and
corporations),  but such interest  (including a  distribution  by a Fund derived
from such interest) is treated as a tax preference  item which could subject the
recipient to or increase the recipient's  liability for the Federal  alternative
minimum tax. A Portfolio may not invest more than 20% of its net assets in these
obligations  and  obligations  subject to regular  Federal income tax and/or the
relevant  State taxes.  As at September 30, 1994, the Portfolios had invested in
private  activity  bonds as follows (as a  percentage  of net  assets):  Florida
Portfolio (8.7%); Massachusetts Portfolio (11.2%); Mississippi Portfolio (8.7%);
New York  Portfolio  (8.1%);  Ohio  Portfolio  (8.0%);  Rhode  Island  Portfolio
(10.5%); and West Virginia Portfolio (11.3%). For corporate  shareholders,  each
Fund's  distributions   derived  from  interest  on  all  municipal  obligations
(whenever issued) is included in "adjusted current earnings" for purposes of the
Federal  alternative  minimum tax applicable to corporations  (to the extent not
already included in alternative minimum taxable income as income attributable to
private activity bonds).

The Omnibus  Budget  Reconciliation  Act of 1993 changed the Federal  income tax
treatment  of market  discount on  long-term  tax-exempt  municipal  obligations
(i.e., obligations with a term of more than one year) purchased in the secondary
market  after  April 30,  1993 from  taxable  capital  gain to taxable  ordinary
income. A long-term debt obligation is generally treated as acquired at a market
discount  if the  secondary  market  purchase  price is less than (i) the stated
principal amount payable at maturity, in the case of an obligation that does not
have original issue discount or (ii) in the case of an obligation that does have
original  issue  discount,  the sum of the issue  price and any  original  issue
discount that accrued before the  obligation  was purchased.  Each Portfolio may
acquire  municipal  obligations at a market  discount from time to time, and its
corresponding  Fund's  distributions  will (when so  required)  include  taxable
income  reflecting the realization of such accrued discount by the Portfolio and
its allocation to the Fund.

MATURITY.  It is expected that each Portfolio will normally contain  substantial
amounts of long-term municipal  obligations with maturities of ten years or more
because  such  long-term   obligations  generally  produce  higher  income  than
short-term  obligations.  Such  long-term  obligations  are more  susceptible to
market  fluctuations  resulting from changes in interest rates than shorter term
obligations. Since each Portfolio's objective is to provide current income, each
Portfolio  will  invest in  obligations  with an  emphasis  on income and not on
stability  of  a  Portfolio's  net  asset  value.  The  average  maturity  of  a
Portfolio's  holdings may vary (generally  between 15 and 30 years) depending on
anticipated market conditions.

     Although each Portfolio will normally attempt to invest  substantially  all
of its assets in  municipal  obligations  issued by its  respective  State,  the
Portfolio  may,  under  normal  market  conditions,  invest up to 20% of its net
assets in  short-term  obligations  the  interest on which is subject to regular
Federal income tax,  Federal  alternative  minimum tax and/or the relevant State
taxes. Such short-term taxable obligations may include,  but are not limited to,
certificates  of deposit,  commercial  paper,  short-term  notes and obligations
issued  or  guaranteed  by  the  U.S.  Government  or any  of  its  agencies  or
instrumentalities.  During periods of adverse market conditions, a Portfolio may
temporarily  invest  more  than 20% of its  assets  in such  short-term  taxable
obligations, which will be rated no lower than investment grade.

CONCENTRATION.  Each Portfolio  will  concentrate  its  investments in municipal
obligations  issued by its respective State. Each Portfolio is, therefore,  more
susceptible  to factors  adversely  affecting  issuers in one State than  mutual
funds which do not  concentrate in a specific  State.  Municipal  obligations of
issuers in a single State may be adversely effected by economic developments and
by legislation  and other  governmental  activities in that State. To the extent
that a Portfolio's  assets are concentrated in municipal  obligations of issuers
of a single State,  that  Portfolio may be subject to an increased risk of loss.
Each  Portfolio  may also invest in  obligations  issued by the  governments  of
Puerto  Rico,  the U.S.  Virgin  Islands and Guam (the  "Territories").  See the
Appendix to this  Prospectus  for a  description  of economic and other  factors
relating to the States and Puerto Rico.

     In  addition,  each  Portfolio  may  invest  25% or more of its  assets  in
municipal  obligations  of the same type,  including,  without  limitation,  the
following:  general  obligations  of its  respective  State  and  its  political
subdivisions;   lease  rental   obligations  of  State  and  local  authorities;
obligations of State and local housing finance authorities,  municipal utilities
systems or public housing  authorities;  obligations  for hospitals or life care
facilities;  or  industrial  development  or pollution  control bonds issued for
electric  utility systems,  steel companies,  paper companies or other purposes.
This may make a Portfolio more susceptible to adverse  economic,  political,  or
regulatory  occurrences  affecting a particular category of issuer. For example,
health care-related issuers are susceptible to medicaid reimbursement  policies,
and national and state health care legislation.  As a Portfolio's  concentration
increases,   so  does  the  potential  for  fluctuation  in  the  value  of  the
corresponding Fund's shares.

- -------------------------------------------------------------------------------
EACH FUND AND PORTFOLIO HAVE ADOPTED CERTAIN FUNDAMENTAL INVESTMENT RESTRICTIONS
WHICH ARE  ENUMERATED IN DETAIL IN THE STATEMENT OF ADDITIONAL  INFORMATION  AND
WHICH MAY NOT BE CHANGED UNLESS AUTHORIZED BY A SHAREHOLDER VOTE AND AN INVESTOR
VOTE,  RESPECTIVELY.  EXCEPT FOR SUCH ENUMERATED  RESTRICTIONS  AND AS OTHERWISE
INDICATED IN THIS PROSPECTUS, THE INVESTMENT OBJECTIVE AND POLICIES OF EACH FUND
AND PORTFOLIO ARE NOT FUNDAMENTAL POLICIES AND ACCORDINGLY MAY BE CHANGED BY THE
TRUSTEES OF THE TRUST AND THE  PORTFOLIO  WITHOUT  OBTAINING  THE  APPROVAL OF A
FUND'S SHAREHOLDERS OR INVESTORS IN THE CORRESPONDING PORTFOLIO, AS THE CASE MAY
BE. IF ANY CHANGES WERE MADE IN A FUND'S  INVESTMENT  OBJECTIVE,  THE FUND MIGHT
HAVE  INVESTMENT  OBJECTIVES  DIFFERENT  FROM THE  OBJECTIVE  WHICH AN  INVESTOR
CONSIDERED  APPROPRIATE  AT THE TIME THE INVESTOR  BECAME A  SHAREHOLDER  IN THE
FUND.
- ------------------------------------------------------------------------------

NON-DIVERSIFIED  STATUS.  Each Portfolio's  classification  under the Investment
Company  Act of 1940 as a  "non-diversified"  investment  company  allows  it to
invest,  with  respect to 50% of its  assets,  more than 5% of its assets in the
securities of any issuer.  Because of the small number of municipal  obligations
issued by a State,  a Portfolio is likely to invest a greater  percentage of its
assets in the  securities  of a single  issuer  than would a  diversified  fund.
Therefore,  a Portfolio would be more susceptible to any single adverse economic
or political occurrence or development affecting issuers of the relevant State's
municipal obligations.  A Portfolio will also be subject to an increased risk of
loss if the issuer is unable to make  interest or  principal  payments or if the
market value of such  securities  declines.  It is also possible that sufficient
suitable State  municipal  obligations  will not be available for a Portfolio to
achieve its investment objective.

MUNICIPAL   LEASES.   Each   Portfolio  may  invest  in  municipal   leases  and
participations  therein,  which  arrangements  frequently involve special risks.
Municipal leases are obligations in the form of a lease or installment  purchase
arrangement  which is  entered  into by a State or local  government  to acquire
equipment and  facilities.  Interest  income from such  obligations is generally
exempt from local and State taxes in the State of issuance.  "Participations" in
such  leases  are  undivided  interests  in a portion  of the total  obligation.
Participations entitle their holders to receive a pro rata share of all payments
under the lease. A trustee is usually responsible for administering the terms of
the  participation  and enforcing  the  participants'  rights in the  underlying
lease.  Leases and  installment  purchase or conditional  sale contracts  (which
normally  provide  for  title  to the  leased  asset to pass  eventually  to the
governmental issuer) have evolved as a means for governmental issuers to acquire
property  and  equipment  without  meeting  the   constitutional  and  statutory
requirements  for the  issuance of debt.  State  debt-issuance  limitations  are
deemed to be inapplicable to these arrangements because of the inclusion in many
leases  or  contracts  of  "non-appropriation"  clauses  that  provide  that the
governmental issuer has no obligation to make future payments under the lease or
contract  unless  money is  appropriated  for such  purpose  by the  appropriate
legislative  body on a yearly or other periodic basis.  Such  arrangements  are,
therefore, subject to the risk that the governmental issuer will not appropriate
funds for lease payments.

     Certain  municipal  lease  obligations  owned by a Portfolio  may be deemed
illiquid for purposes of the Portfolio's 15% limitation on investing in illiquid
securities,  unless determined by the Investment Adviser, pursuant to guidelines
adopted by the  Trustees  of each  Portfolio,  to be liquid  securities  for the
purpose of such  limitation.  In  determining  the liquidity of municipal  lease
obligations,   the  Investment  Adviser  will  consider  a  variety  of  factors
including:  (1) the  willingness  of  dealers to bid for the  security;  (2) the
number of dealers  willing to purchase or sell the  obligation and the number of
other  potential  buyers;  (3)  the  frequency  of  trades  and  quotes  for the
obligation;  and (4) the nature of the  marketplace  trades.  In  addition,  the
Investment  Adviser will consider factors unique to particular lease obligations
affecting the marketability thereof. These include the general  creditworthiness
of the municipality,  the importance of the property covered by the lease to the
municipality,  and the likelihood that the  marketability of the obligation will
be maintained throughout the time the obligation is held by a Portfolio.  In the
event a Portfolio acquires an unrated municipal lease obligation, the Investment
Adviser  will  be  responsible  for  determining  the  credit  quality  of  such
obligation on an ongoing basis,  including an assessment of the likelihood  that
the lease may or may not be cancelled.

ZERO COUPON BONDS.  Each  Portfolio  may invest in zero coupon bonds,  which are
debt  obligations  that do not require the periodic  payment of interest and are
issued at a significant  discount from their face value.  Such bonds  experience
greater  volatility  in market  value due to  changes  in  interest  rates  than
municipal obligations that provide for regular payments of interest. A Portfolio
will accrue income on such bonds for tax and  accounting  purposes in accordance
with  applicable  law, the  corresponding  Fund's  proportionate  share of which
income  is  distributable  to  shareholders  of that  Fund.  Because  no cash is
received  at the time such income is  accrued,  a  Portfolio  may be required to
liquidate other  portfolio  securities to generate cash that a Fund may withdraw
from the Portfolio to satisfy the Fund's distribution obligations.

INVERSE  FLOATERS.  Each  Portfolio  may invest in various  types of  derivative
municipal  securities  whose interest rates bear an inverse  relationship to the
interest rate on another security or the value of an index ("inverse floaters").
Derivatives  are  securities  that provide for payments based on or derived from
the performance of an underlying asset,  index or other economic  benchmark.  An
investment  in derivative  instruments,  such as inverse  floaters,  may involve
greater risk than an  investment  in a fixed rate bond.  Because  changes in the
interest  rate on the other  security  or index  inversely  affect the  residual
interest  paid on the  inverse  floater,  the  value of an  inverse  floater  is
generally  more volatile than that of a fixed rate bond.  Inverse  floaters have
interest rate  adjustment  formulas which  generally  reduce or, in the extreme,
eliminate the interest  paid to the Portfolio  when  short-term  interest  rates
rise, and increase the interest paid to the Portfolio when  short-term  interest
rates fall.  Inverse floaters have varying degrees of liquidity,  and the market
for these  securities is new and relatively  volatile.  These securities tend to
underperform  the  market  for  fixed  rate  bonds  in a  rising  interest  rate
environment,  but tend to  outperform  the  market  for fixed  rate  bonds  when
interest  rates  decline.  Shifts in  long-term  interest  rates may alter  this
tendency,  however.  Although  volatile,  inverse  floaters  typically offer the
potential  for yields  exceeding  the yields  available on fixed rate bonds with
comparable  credit  quality and maturity.  These  securities  usually permit the
investor  to  convert  the  floating  rate to a fixed  rate  (normally  adjusted
downward),  and this  optional  conversion  feature may provide a partial  hedge
against  rising  interest  rates if  exercised  at an  opportune  time.  Inverse
floaters are  leveraged  because they provide two or more dollars of bond market
exposure for every dollar invested.

CREDIT QUALITY -- RISKS. Many municipal  obligations offering current income are
in the lowest investment grade category (Baa or BBB), lower categories or may be
unrated. As indicated above, each Portfolio may invest in municipal  obligations
rated below investment grade (but not lower than B by Moody's, S&P or Fitch) and
comparable  unrated  obligations.  The lowest investment grade,  lower rated and
comparable  unrated  municipal  obligations in which a Portfolio may invest will
have speculative  characteristics in varying degrees. While such obligations may
have some quality and protective  characteristics,  these characteristics can be
expected to be offset or outweighed by  uncertainties or major risk exposures to
adverse conditions. Lower rated and comparable unrated municipal obligations are
subject to the risk of an issuer's  inability  to meet  principal  and  interest
payments  on the  obligations  (credit  risk) and may also be subject to greater
price  volatility  due to such  factors as  interest  rate  sensitivity,  market
perception of the  creditworthiness  of the issuer and general market  liquidity
(market risk). Lower rated or unrated municipal obligations are also more likely
to react to real or perceived developments affecting market and credit risk than
are more highly  rated  obligations,  which react  primarily to movements in the
general level of interest rates. Each Portfolio may retain defaulted obligations
in its portfolio when such  retention is considered  desirable by the Investment
Adviser. In the case of a defaulted obligation, a Portfolio may incur additional
expense seeking  recovery of its  investment.  Municipal  obligations  held by a
Portfolio which are rated below  investment  grade but which,  subsequent to the
assignment  of such  rating,  are  backed by  escrow  accounts  containing  U.S.
Government  obligations  may be  determined by the  Investment  Adviser to be of
investment  grade quality for purposes of the Portfolio's  investment  policies.
Each Portfolio's  holdings of obligations rated below investment grade generally
will  be  less  than  35% of its net  assets.  In the  event  the  rating  of an
obligation  held by a Portfolio is  downgraded,  causing the Portfolio to exceed
this  limitation,  the Investment  Adviser will (in an orderly  fashion within a
reasonable  period of time) dispose of such obligations as it deems necessary in
order to comply with the foregoing  limitation.  For a description  of municipal
obligation ratings, see the Statement of Additional Information.

INSURED  OBLIGATIONS.  Each  Portfolio  may  purchase  municipal  bonds that are
additionally secured by insurance,  bank credit agreements,  or escrow accounts.
The credit  quality of companies  which  provide such credit  enhancements  will
affect the value of those  securities.  Although the insurance  feature  reduces
certain  financial risks, the premiums for insurance and the higher market price
paid for  insured  obligations  may  reduce a Fund's  current  yield.  Insurance
generally will be obtained from insurers with a claims-paying  ability rated Aaa
by Moody's or AAA by S&P or Fitch.  The insurance  does not guarantee the market
value of the insured obligations or the net asset value of a Fund's shares.

MARKET CONDITIONS.  The management of the Portfolios  believes that, in general,
the  secondary  market  for some  municipal  obligations  issued  within a State
(including  issues which are  privately  placed with a Portfolio) is less liquid
than  that for  taxable  debt  obligations  or for  large  issues  of  municipal
obligations that trade in a national market. No established resale market exists
for certain of the municipal  obligations  in which a Portfolio may invest.  The
market for obligations  rated below  investment  grade is also likely to be less
liquid than the market for higher rated  obligations.  These  considerations may
restrict  the  availability  of such  obligations,  may  affect  the  choice  of
securities sold to meet redemption  requests and may limit a Portfolio's ability
to sell or dispose of such securities.  Also,  valuation of such obligations may
be more difficult.

NET ASSET VALUE FLUCTUATION. The net asset value of shares of a Fund will change
in response to  fluctuations  in  prevailing  interest  rates and changes in the
value of the securities held by its corresponding Portfolio. When interest rates
decline,  the value of  securities  held by a Portfolio can be expected to rise.
Conversely,  when  interest  rates rise,  the value of most  portfolio  security
holdings can be expected to decline.  An investment in shares of a Fund will not
constitute a complete investment program.

SHORT-TERM  TRADING.  Each Portfolio may sell  securities in  anticipation  of a
market decline (a rise in interest  rates) or purchase and later sell securities
in anticipation of a market rise (a decline in interest rates).  In addition,  a
security  may be sold and another  purchased at  approximately  the same time to
take advantage of what a Portfolio  believes to be a temporary  disparity in the
normal yield  relationship  between the two  securities.  Yield  disparities may
occur for reasons not directly  related to the investment  quality of particular
issues or the general movement of interest rates, such as changes in the overall
demand for or supply of various types of municipal obligations or changes in the
investment  objectives  of  investors.  Such trading may be expected to increase
portfolio  turnover  rate and the  expenses  incurred  in  connection  with such
trading. Each Portfolio anticipates that its annual portfolio turnover rate will
generally not exceed 100% (excluding turnover of securities having a maturity of
one year or less).

WHEN-ISSUED  SECURITIES.  Each  Portfolio  may purchase  securities  on a "when-
issued"  basis,  which  means  that  payment  and  delivery  occur  on a  future
settlement  date. The price and yield of such  securities are generally fixed on
the date of commitment to purchase.  However, the market value of the securities
may fluctuate  prior to delivery and upon delivery the  securities  may be worth
more or less  than a  Portfolio  agreed to pay for them.  A  Portfolio  will not
accrue income in respect of when-issued  securities prior to the stated delivery
date of such  securities.  Each Portfolio will maintain in a segregated  account
sufficient assets to cover its outstanding purchase obligations.

SECURITIES  LENDING.  Each  Portfolio may seek to increase its income by lending
portfolio securities to broker-dealers or other institutional  borrowers.  Under
present  regulatory  policies of the  Securities  and Exchange  Commission  (the
"Commission"),  such loans are required to be secured continuously by collateral
in cash, cash equivalents or U.S. Government securities held by each Portfolio's
custodian  and  maintained on a current basis at an amount at least equal to the
market value of the  securities  loaned,  which will be marked to market  daily.
Cash equivalents  include  short-term  municipal  obligations as well as taxable
certificates  of deposit,  commercial  paper and other  short-term  money market
instruments.  Each Portfolio  would have the right to call a loan and obtain the
securities  loaned at any time on up to five business  days' notice.  During the
existence of a loan, a Portfolio  will continue to receive the equivalent of the
interest  paid by the issuer on the  securities  loaned and will also  receive a
fee, or all or a portion of the interest on  investment  of the  collateral,  if
any.  However,  a Portfolio may pay lending fees to such borrowers.  A Portfolio
would not have the right to vote any securities  having voting rights during the
existence of the loan, but would call the loan in  anticipation  of an important
vote to be taken among holders of the securities or the giving or withholding of
their  consent on a material  matter  affecting  the  investment.  As with other
extensions of credit there are risks of delay in recovery or even loss of rights
in the securities  loaned if the borrower of the securities  fails  financially.
However,  the loans will be made only to organizations deemed by the Portfolio's
management to be of good  standing and when, in the judgment of the  Portfolio's
management,  the consideration which can be earned from securities loans of this
type  justifies  the  attendant  risk.  Distributions  by a Fund  of any  income
realized by its  corresponding  Portfolio from securities loans will be taxable.
If the  management  of a  Portfolio  decides  to make  securities  loans,  it is
intended  that the value of the  securities  loaned  would not exceed 30% of the
Portfolio's total assets.

FUTURES AND OPTIONS  TRANSACTIONS.  To hedge against  changes in interest rates,
each  Portfolio  may purchase and sell various kinds of futures  contracts,  and
purchase and write call and put options on futures contracts. Each Portfolio may
also enter into  closing  purchase  and sale  transactions  with respect to such
contracts  and  options.  The  futures  contracts  may be based on various  debt
securities (such as U.S.  Government  securities),  securities indices and other
financial  instruments  and indices.  Each  Portfolio will engage in futures and
related options  transactions  for bona fide hedging or non-hedging  purposes as
defined  in or  permitted  by  regulations  of  the  Commodity  Futures  Trading
Commission.  A  Portfolio  will  engage  in such  transactions  for  non-hedging
purposes only in order to enhance total return by using a futures  position as a
lower cost substitute for a securities  position that the Portfolio is otherwise
authorized to enter into.

     A Portfolio may not purchase or sell futures  contracts or purchase or sell
related  options,   except  for  closing  purchase  or  sale  transactions,   if
immediately  thereafter  the  sum  of  the  amount  of  margin  deposits  on the
Portfolio's  outstanding positions in futures and related options and the amount
of premiums paid for outstanding positions in options on futures would exceed 5%
of the market value of the Portfolio's net assets. There are no other percentage
limitations  on a Portfolio's  transactions  in futures  contracts or options on
futures, except that at least 80% of the Portfolio's net assets will be invested
in  municipal   obligations  as  described  above.  These  transactions  involve
brokerage costs,  require margin deposits and, in the case of futures  contracts
and options requiring a Portfolio to purchase securities,  require the Portfolio
to  segregate  liquid  high  grade  debt  securities  in an amount  equal to the
underlying value of such contracts and options. In addition,  while transactions
in futures  contracts  and options on futures  may reduce  certain  risks,  such
transactions  themselves  involve (1) liquidity risk that contractual  positions
cannot be easily closed out in the event of market changes, (2) correlation risk
that  changes  in the  value of  hedging  positions  may not  match  the  market
fluctuations  intended  to be hedged  (especially  given  that the only  futures
contracts  currently  available to hedge  municipal  obligations  are futures on
various U.S. Government  securities and on municipal  securities  indices),  (3)
market risk that an incorrect  prediction by the Investment  Adviser of interest
rates may cause a Portfolio to perform less well than if such  positions had not
been  entered  into,  and (4)  skills  different  from  those  needed  to select
portfolio  securities.  Distribution  by a Fund  from  any net  income  or gains
realized on its corresponding Portfolio's transactions in futures and options on
futures will be taxable.

ORGANIZATION OF THE FUNDS AND THE PORTFOLIOS
- ------------------------------------------------------------------------------

EACH FUND IS A SERIES OF EATON VANCE MUNICIPALS TRUST (THE "TRUST"),  A BUSINESS
TRUST  ESTABLISHED  UNDER  MASSACHUSETTS  LAW PURSUANT TO A DECLARATION OF TRUST
DATED SEPTEMBER 30, 1985, AS AMENDED.  THE TRUST IS A MUTUAL FUND -- AN OPEN-END
MANAGEMENT INVESTMENT COMPANY. The Trustees of the Trust are responsible for the
overall  management  and  supervision  of its  affairs.  The  Trust may issue an
unlimited  number of shares of  beneficial  interest (no par value per share) in
one or more series and because the Trust can offer separate  series (such as the
Funds)  it is  known as a  "series  company."  Each  share  represents  an equal
proportionate  beneficial interest in a Fund. When issued and outstanding,  each
Fund's shares are fully paid and  nonassessable  by the Trust and  redeemable as
described  under "How to Redeem Fund Shares."  Shareholders  are entitled to one
vote for each full share held.  Fractional shares may be voted  proportionately.
Shares have no preemptive or conversion rights and are freely transferable. Upon
liquidation of a Fund,  shareholders of that Fund are entitled to share pro rata
in the net assets available for distribution to shareholders.

     EACH  PORTFOLIO  IS ORGANIZED AS A TRUST UNDER THE LAWS OF THE STATE OF NEW
YORK AND IS TREATED AS A PARTNERSHIP  FOR FEDERAL TAX PURPOSES.  The Portfolios,
as well as the Trust,  intend to comply  with all  applicable  Federal and state
securities  laws.  Each  Portfolio's  Declaration  of  Trust  provides  that its
corresponding  Fund and other  entities  permitted  to invest in that  Portfolio
(e.g.,  other U.S. and foreign investment  companies,  and common and commingled
trust funds) will each be liable for all obligations of the Portfolio.  However,
the risk of a Fund  incurring  financial  loss on account of such  liability  is
limited to  circumstances  in which  both  inadequate  insurance  exists and the
Portfolio itself is unable to meet its obligations. Accordingly, the Trustees of
the  Trust  believe  that  neither  the Funds  nor  their  shareholders  will be
adversely affected by reason of the Funds investing in the Portfolios.

SPECIAL INFORMATION ON THE FUND/PORTFOLIO INVESTMENT STRUCTURE. An investor in a
Fund should be aware that the Fund,  unlike mutual funds which directly  acquire
and manage their own portfolios of  securities,  seeks to achieve its investment
objective by investing its assets in an interest in its corresponding Portfolio,
which is a separate investment company with an identical  investment  objective.
Therefore,  a Fund's  interest  in the  securities  owned  by its  corresponding
Portfolio is indirect.  In addition to selling an interest to its  corresponding
Fund, a Portfolio  may sell  interests to other  affiliated  and  non-affiliated
mutual  funds or  institutional  investors.  Such  investors  will  invest  in a
Portfolio on the same terms and conditions and will pay a proportionate share of
the Portfolio's expenses.  However, the other investors investing in a Portfolio
are not required to sell their shares at the same public  offering  price as the
corresponding  Fund due to variations in sales  commissions  and other operating
expenses. Therefore,  investors in a Fund should be aware that these differences
may result in differences  in returns  experienced by investors in the different
funds that invest in its  corresponding  Portfolio.  Such differences in returns
are also  present in other  mutual fund  structures,  including  funds that have
multiple classes of shares. For information  regarding the investment objective,
policies  and  restrictions  of  the  Portfolios,  see  "The  Funds"  Investment
Objectives" and "How the Funds and the Portfolios Invest their Assets".  Further
information  regarding  investment  practices  may be found in the  Statement of
Additional Information.

     The Trustees of the Trust have considered the advantages and  disadvantages
of investing the assets of each Fund in its corresponding  Portfolio, as well as
the advantages and  disadvantages of the two-tier  format.  The Trustees believe
that the structure offers  opportunities for substantial growth in the assets of
the Portfolios,  and affords the potential for economies of scale for each Fund,
at least when the assets of its corresponding Portfolio exceed $500 million. The
public  shareholders  of each  Fund  have  previously  approved  the  policy  of
investing such Fund's assets in an interest in its corresponding Portfolio.

     A  Fund  may  withdraw   (completely   redeem)  all  its  assets  from  its
corresponding  Portfolio  at any time if the  Board  of  Trustees  of the  Trust
determines that it is in the best interest of that Fund to do so. The investment
objective and the nonfundamental  investment policies of each Fund and Portfolio
may be changed by the Trustees of the Trust and the Portfolio  without obtaining
the  approval  of the  shareholders  of  that  Fund  or the  investors  in  that
Portfolio. Any such change of an investment objective will be preceded by thirty
days advance written notice to the  shareholders of the Fund or the investors in
the Portfolio,  as the case may be. If a shareholder redeems shares because of a
change in the  nonfundamental  objective or policies of a Fund, those shares may
be subject to a contingent deferred sales charge, as described in "How to Redeem
Fund  Shares".  In the  event  a Fund  withdraws  all of  its  assets  from  its
corresponding  Portfolio,  or the Board of Trustees of the Trust determines that
the  investment  objective of such  Portfolio is no longer  consistent  with the
investment objective of the Fund, such Trustees would consider what action might
be taken,  including  investing  all the assets of such Fund in  another  pooled
investment entity or retaining an investment adviser to manage the Fund's assets
in accordance with its investment objective. A Fund's investment performance may
be affected by a withdrawal of all its assets from its corresponding Portfolio.

     Information  regarding  other  pooled  investment  entities  or funds which
invest in a Portfolio  may be obtained by contacting  Eaton Vance  Distributors,
Inc. (the "Principal  Underwriter"  or "EVD"),  24 Federal  Street,  Boston,  MA
02110,  (617) 482-8260.  Smaller funds investing in a Portfolio may be adversely
affected by the actions of larger funds investing in the Portfolio. For example,
if a large fund withdraws from a Portfolio,  the remaining  funds may experience
higher  pro  rata  operating   expenses,   thereby   producing   lower  returns.
Additionally,  a  Portfolio  may become less  diverse,  resulting  in  increased
portfolio  risk, and experience  decreasing  economies of scale.  However,  this
possibility  exists as well for historically  structured mutual funds which have
large or institutional investors.

     Until  recently,  the  Administrator  sponsored  and  advised  historically
structured funds. Funds which invest all their assets in interests in a separate
investment  company are a relatively new development in the mutual fund industry
and,  therefore,  the  Funds  may be  subject  to  additional  regulations  than
historically structured funds.

     Each  Portfolio's  Declaration  of Trust  provides that the Portfolio  will
terminate 120 days after the complete withdrawal of a Fund or any other investor
in the Portfolio,  unless either the remaining investors, by unanimous vote at a
meeting of such  investors,  or a majority of the Trustees of the Portfolio,  by
written instrument consented to by all investors, agree to continue the business
of the Portfolio.  This provision is consistent with treatment of the Portfolios
as partnerships for Federal income tax purposes.  See  "Distributions and Taxes"
for  further  information.  Whenever a Fund as an  investor  in a  Portfolio  is
requested  to vote on  matters  pertaining  to the  Portfolio  (other  than  the
termination of the Portfolio's business, which may be determined by the Trustees
of the Portfolio  without  investor  approval),  the Fund will hold a meeting of
Fund  shareholders  and will vote its interest in the  Portfolio  for or against
such matters  proportionately  to the  instructions  to vote for or against such
matters received from Fund  shareholders.  A Fund shall vote shares for which it
receives no voting  instructions  in the same proportion as the shares for which
it receives  voting  instructions.  Other  investors in a Portfolio may alone or
collectively  acquire  sufficient  voting  interests in the Portfolio to control
matters  relating  to the  operation  of the  Portfolio,  which may  require the
corresponding  Fund to withdraw its  investment  in the  Portfolio or take other
appropriate action. Any such withdrawal could result in a distribution "in kind"
of portfolio  securities (as opposed to a cash distribution from the Portfolio).
If  securities  are  distributed,  a Fund could  incur  brokerage,  tax or other
charges in converting the securities to cash. In addition,  the  distribution in
kind may result in a less  diversified  portfolio  of  investments  or adversely
affect the liquidity of a Fund. Notwithstanding the above, there are other means
for meeting shareholder redemption requests, such as borrowing.

     The  Trustees  of the  Trust,  including  a majority  of the  noninterested
Trustees,  have approved written procedures designed to identify and address any
potential  conflicts of interest  arising from the fact that the Trustees of the
Trust and the Trustees of each Portfolio are the same. Such  procedures  require
each Board to take action to resolve any conflict of interest between a Fund and
its  corresponding  Portfolio,  and it is possible that the creation of separate
boards may be considered.  For further  information  concerning the Trustees and
officers  of each  of the  Trust  and  the  Portfolios,  see  the  Statement  of
Additional Information.

     Although each Fund offers only its own shares of beneficial interest, it is
possible that a Fund might become liable for a misstatement  or omission in this
Prospectus   regarding   another  Fund  because  the  Funds  use  this  combined
Prospectus.  The Trustees of the Trust have  considered this factor in approving
the use of a combined Prospectus.

MANAGEMENT OF THE FUNDS AND THE PORTFOLIOS
- ------------------------------------------------------------------------------
EACH PORTFOLIO ENGAGES BOSTON  MANAGEMENT AND RESEARCH  ("BMR"),  A WHOLLY-OWNED
SUBSIDIARY OF EATON VANCE MANAGEMENT ("EATON VANCE"), AS ITS INVESTMENT ADVISER.
EATON VANCE,  ITS  AFFILIATES AND ITS  PREDECESSOR  COMPANIES HAVE BEEN MANAGING
ASSETS OF  INDIVIDUALS  AND  INSTITUTIONS  SINCE  1924 AND  MANAGING  INVESTMENT
COMPANIES SINCE 1931.

     Acting  under the  general  supervision  of the Board of  Trustees  of each
Portfolio,  BMR manages each  Portfolio's  investments  and  affairs.  Under its
investment advisory agreement with a Portfolio,  BMR receives a monthly advisory
fee equal to the aggregate of

    (a) a daily asset  based fee  computed  by  applying  the annual  asset rate
        applicable  to that  portion  of the  total  daily  net  assets  in each
        Category as indicated below, plus

    (b) a daily  income  based fee  computed by applying  the daily  income rate
        applicable  to that  portion  of the total  daily  gross  income  (which
        portion shall bear the same relationship to the total daily gross income
        on such day as that  portion  of the total  daily net assets in the same
        Category  bears to the  total  daily  net  assets  on such  day) in each
        Category as indicated below:
<TABLE>
<CAPTION>
                                                                                       ANNUAL           DAILY
    CATEGORY       DAILY NET ASSETS                                                  ASSET RATE      INCOME RATE
    --------       ----------------                                                  ----------      -----------
       <S>        <C>                                                                  <C>              <C>  
        1          up to $20 million ............................................      0.100%           1.00%
        2          $20 million but less than $40 million ........................      0.200%           2.00%
        3          $40 million but less than $500 million .......................      0.300%           3.00%
        4          $500 million but less than $1 billion ........................      0.275%           2.75%
        5          $1 billion but less than $1.5 billion ........................      0.250%           2.50%
        6          $1.5 billion but less than $2 billion ........................      0.225%           2.25%
        7          $2 billion but less than $3 billion ..........................      0.200%           2.00%
        8          $3 billion and over ..........................................      0.175%           1.75%
</TABLE>
    Each Portfolio paid (or,  absent a fee reduction,  would have paid) advisory
fees for the fiscal year ended  September  30, 1994  equivalent to the following
annualized percentage of average daily net assets:
<TABLE>
<CAPTION>
                                                                NET ASSETS AS OF
  PORTFOLIO                                                   SEPTEMBER 30, 1994         ADVISORY FEE
  ---------                                                   ------------------         ------------
<S>                                                              <C>                        <C>  
  Florida .................................................      $772,123,153               0.46%
  Massachusetts ...........................................       308,539,780               0.46%
  Mississippi .............................................        29,476,651               0.19%<F1>
  New York ................................................       655,646,776               0.46%
  Ohio ....................................................       324,411,553               0.45%
  Rhode Island ............................................        38,119,918               0.21%<F2>
  West Virginia ...........................................        40,473,310               0.23%<F3>
<FN>
<F1>To enhance the net income of the Mississippi  Portfolio,  BMR made a reduction of its advisory fee
     in the full amount of such fee and BMR was allocated $19,780 of expenses related to the operation
     of such Portfolio.
<F2>To enhance the net income of the Rhode Island Portfolio,  BMR made a reduction of its advisory fee
     in the full amount of such fee.
<F3>To enhance the net income of the West Virginia Portfolio, BMR made a reduction of its advisory fee
     in the full amount of such fee.
</TABLE>

     BMR also  furnishes  for the use of each  Portfolio  office  space  and all
necessary  office   facilities,   equipment  and  personnel  for  servicing  the
investments of the Portfolios.  Each Portfolio is responsible for the payment of
all expenses  other than those  expressly  stated to be payable by BMR under its
investment advisory agreement.

     Nicole Anderes has acted as the portfolio manager of the New York and Rhode
Island  Portfolios since they commenced  operations.  She joined Eaton Vance and
BMR as a Vice President in January 1994. Prior to joining Eaton Vance, she was a
Vice  President  and  portfolio   manager  at  Lazard  Freres  Asset  Management
(1992-1994) and a Vice President and Manager -- Municipal  Research at Roosevelt
& Cross (1978-1992).

     Timothy T. Browse has acted as the  portfolio  manager of the West Virginia
Portfolio since it commenced  operations.  He has been a Vice President of Eaton
Vance and of BMR since 1993 and an employee of Eaton Vance since 1992.  Prior to
joining  Eaton Vance,  he was a municipal  bond trader at Fidelity  Management &
Research Company (1987-1992).

     Cynthia J. Clemson has acted as the  portfolio  manager of the  Mississippi
Portfolio since it commenced operations.  She has been a Vice President of Eaton
Vance and BMR since 1993 and an employee of Eaton Vance since 1985.

     Thomas J. Fetter has acted as the portfolio manager of the Florida and Ohio
Portfolios  since they  commenced  operations.  He has been a Vice  President of
Eaton Vance since 1987 and of BMR since inception.

     Robert B. MacIntosh has acted as the portfolio manager of the Massachusetts
Portfolio since it commenced  operations.  He has been a Vice President of Eaton
Vance since  joining the firm in 1991 and of BMR since its  inception.  Prior to
joining  Eaton  Vance,  he was a  portfolio  manager at  Fidelity  Management  &
Research Company (1986-1991).

     Municipal   obligations  are  normally  traded  on  a  net  basis  (without
commission) through  broker-dealers and banks acting for their own account. Such
firms  attempt to profit from such  transactions  by buying at the bid price and
selling  at the  higher  asked  price  of the  market,  and  the  difference  is
customarily  referred to as the spread.  In  selecting  firms which will execute
portfolio  transactions,  BMR judges their  professional  ability and quality of
service  and uses its best  efforts  to obtain  execution  at  prices  which are
advantageous to the Portfolios and at reasonably competitive spreads. Subject to
the  foregoing,  BMR may  consider  sales  of  shares  of the  Funds or of other
investment  companies  sponsored  by BMR  or  Eaton  Vance  as a  factor  in the
selection of firms to execute portfolio transactions.

     BMR OR EATON VANCE ACTS AS INVESTMENT  ADVISER TO INVESTMENT  COMPANIES AND
VARIOUS  INDIVIDUAL AND  INSTITUTIONAL  CLIENTS WITH ASSETS UNDER  MANAGEMENT OF
APPROXIMATELY  $15 BILLION.  Eaton Vance is a  wholly-owned  subsidiary of Eaton
Vance Corp.,  a publicly held holding  company.  Eaton Vance Corp.,  through its
subsidiaries  and  affiliates,  engages in investment  management  and marketing
activities,  fiduciary and banking services, oil and gas operations, real estate
investment,  consulting  and  management,  and  development  of precious  metals
properties.

     The Trust has retained the services of Eaton Vance to act as  Administrator
of the Funds.  The Trust has not retained the services of an investment  adviser
since  the Trust  seeks to  achieve  the  investment  objective  of each Fund by
investing its assets in the corresponding  Portfolio.  As  Administrator,  Eaton
Vance  provides the Funds with general  office  facilities  and  supervises  the
overall  administration  of the Fund. For these  services Eaton Vance  currently
receives  no  compensation.  The  Trustees  of the Trust may  determine,  in the
future, to compensate Eaton Vance for such services.

DISTRIBUTION PLANS
- -------------------------------------------------------------------------------

EACH FUND FINANCES  DISTRIBUTION  ACTIVITIES AND HAS ADOPTED A DISTRIBUTION PLAN
(A "PLAN") PURSUANT TO RULE 12B-1 UNDER THE INVESTMENT COMPANY ACT OF 1940. Rule
12b-1 permits a mutual fund, such as a Fund, to finance distribution  activities
and bear expenses  associated with the  distribution of its shares provided that
any  payments  made by the fund are made  pursuant to a written  plan adopted in
accordance  with the Rule. Each Plan is subject to, and complies with, the sales
charge rule of the National  Association of Securities Dealers,  Inc. (the "NASD
Rule").   Each  Fund's  Plan  is  described  in  the   Statement  of  Additional
Information, and the following is a brief description of the salient features of
the Plans.  Each Fund's Plan provides  that the Fund,  subject to the NASD Rule,
will pay sales  commissions and distribution  fees to the Principal  Underwriter
only  after and as a result  of the sale of shares of the Fund.  On each sale of
Fund  shares  (excluding  reinvestment  of  distributions)  a Fund  will pay the
Principal  Underwriter amounts representing (i) sales commissions equal to 5% of
the amount  received  by a Fund for each share sold and (ii)  distribution  fees
calculated  by applying the rate of 1% over the prime rate then  reported in The
Wall Street Journal to the outstanding balance of Uncovered Distribution Charges
(as described  below) of the Principal  Underwriter.  The Principal  Underwriter
currently expects to pay sales commissions (except on exchange  transactions and
reinvestments) to a financial service firm (an "Authorized Firm") at the time of
sale  equal to 4% of the  purchase  price of the shares  sold by such Firm.  The
Principal  Underwriter will use its own funds (which may be borrowed from banks)
to pay such  commissions.  Because  the  payment  of the sales  commissions  and
distribution  fees to the  Principal  Underwriter  is  subject  to the NASD Rule
described  below,  it will take the  Principal  Underwriter a number of years to
recoup the sales  commissions  paid by it to Authorized  Firms from the payments
received by it from a Fund pursuant to a Plan.

     THE NASD RULE  REQUIRES  EACH FUND TO LIMIT ITS  ANNUAL  PAYMENTS  OF SALES
COMMISSIONS AND DISTRIBUTION FEES TO THE PRINCIPAL  UNDERWRITER TO AN AMOUNT NOT
EXCEEDING  .75% OF THE FUND'S  AVERAGE  DAILY NET ASSETS FOR EACH  FISCAL  YEAR.
Under  its Plan a Fund  accrues  daily an amount at the rate of 1/365 of .75% of
the Fund's net assets,  and pays such accrued  amounts  monthly to the Principal
Underwriter.  Each Plan requires such accruals to be automatically  discontinued
during  any  period in which  there are no  outstanding  Uncovered  Distribution
Charges under the Plan. Uncovered Distribution Charges are calculated daily and,
briefly, are equivalent to all unpaid sales commissions and distribution fees to
which the Principal  Underwriter  is entitled  under a Plan less all  contingent
deferred sales charges theretofore paid to the Principal Underwriter.  The Eaton
Vance  organization  may be  considered to have realized a profit under a Fund's
Plan if at any point in time the aggregate  amounts of all payments  received by
the  Principal  Underwriter  from the Fund  pursuant to the Plan,  including any
contingent deferred sales charges,  have exceeded the total expenses theretofore
incurred by such organization in distributing shares of the Fund. Total expenses
for this purpose will include an allocable portion of the overhead costs of such
organization and its branch offices.

     The amount payable by a Fund to the Principal  Underwriter  pursuant to the
Plan with  respect to each day will be accrued on such day as a  liability  of a
Fund and will accordingly reduce the Fund's net assets upon such accrual, all in
accordance with generally accepted accounting principles.  The amount payable on
each day by a Fund is  limited to 1/365 of .75% of the Fund's net assets on such
day.  The level of a Fund's net assets  changes  each day and  depends  upon the
amount of sales and redemptions of Fund shares,  the changes in the value of the
investments held by the corresponding Portfolio, the expenses of the Fund and of
the  corresponding  Portfolio  accrued  and  allocated  to the Fund on such day,
income on  portfolio  investments  of the  corresponding  Portfolio  accrued and
allocated to the Fund on such day, and any dividends and distributions  declared
on Fund shares.  A Fund does not accrue  possible future payments as a liability
of the Fund or reduce  the  Fund's  current  net  assets in  respect  of unknown
amounts  which may  become  payable  under its Plan in the  future  because  the
standards for accrual of a liability under such  accounting  principles have not
been satisfied.

     Each  Fund's  Plan  provides  that the Fund  will  receive  all  contingent
deferred sales charges and will make no payments to the Principal Underwriter in
respect  of any day on which  there are no  outstanding  Uncovered  Distribution
Charges of the  Principal  Underwriter.  Contingent  deferred  sales charges and
accrued  amounts will be paid by a Fund to the  Principal  Underwriter  whenever
there exist Uncovered Distribution Charges under the Fund's Plan.

     The provisions of the Plans relating to payments of sales  commissions  and
distribution  fees  to  the  Principal  Underwriter  are  also  included  in the
Distribution  Agreements  between  the  Trust on  behalf  of the  Funds  and the
Principal  Underwriter.  Each Plan  provides  that it shall  continue  in effect
through and including April 28, 1995, and shall continue in effect  indefinitely
thereafter for so long as such  continuance is approved at least annually by the
vote of both a majority of (i) the Trustees of the Trust who are not  interested
persons of the Trust and who have no direct or  indirect  financial  interest in
the operation of the Plan or any agreements related to the Plan (the "Rule 12b-1
Trustees")  and (ii) all of the Trustees then in office,  and each  Distribution
Agreement contains a similar provision. A Plan and Distribution Agreement may be
terminated at any time by vote of a majority of the Rule 12b-1 Trustees, or by a
vote of a majority of the outstanding voting securities of the Fund.

     Periods  with a high  level of sales of Fund  shares  accompanied  by a low
level of  early  redemptions  of Fund  shares  resulting  in the  imposition  of
contingent  deferred  sales  charges will tend to increase the time during which
there will exist Uncovered  Distribution  Charges of the Principal  Underwriter.
Conversely,  periods with a low level of sales of Fund shares  accompanied  by a
high level of early  redemptions  of Fund shares  resulting in the imposition of
contingent  deferred  sales  charges  will tend to reduce the time during  which
there will exist Uncovered Distribution Charges of the Principal Underwriter.

     Because of the NASD Rule limitation on the amount of sales  commissions and
distribution  fees paid to the Principal  Underwriter  during any fiscal year, a
high  level  of  sales  of Fund  shares  during  the  initial  years of a Fund's
operations would cause a large portion of the sales commissions  attributable to
a sale of Fund  shares  to be  accrued  and  paid by the  Fund to the  Principal
Underwriter  in fiscal  years  subsequent  to the year in which such shares were
sold. This spreading of sales  commissions  payments under each Fund's Plan over
an extended  period  would  result in the  incurrence  and payment of  increased
distribution fees under the Plan.

     For the  fiscal  year  ended  September  30,  1994,  each Fund  paid  sales
commissions  under  its Plan  equivalent  to .75%  (annualized)  of such  Fund's
average daily net assets.  As of September 30, 1994, the  outstanding  Uncovered
Distribution  Charges of the Principal  Underwriter on such day calculated under
each Fund's Plan amounted to  approximately  $28,281,000  (equivalent to 3.7% of
net assets) in the case of the Florida Fund, $11,476,000  (equivalent to 3.9% of
net assets) in the case of the  Massachusetts  Fund,  $1,347,000  (equivalent to
5.0% of net assets) in the case of the Mississippi Fund, $23,230,000 (equivalent
to 3.6% of net assets) in the case of the New York Fund, $12,866,000 (equivalent
to 4.0% of net assets) in the case of the Ohio Fund,  $1,686,000  (equivalent to
4.9% of net  assets)  in the  case of the  Rhode  Island  Fund,  and  $1,848,000
(equivalent to 4.8% of net assets) in the case of the West Virginia Fund.

     THE PLANS ALSO  AUTHORIZE THE FUNDS TO MAKE PAYMENTS OF SERVICE FEES TO THE
PRINCIPAL  UNDERWRITER,  AUTHORIZED  FIRMS  AND OTHER  PERSONS  IN  AMOUNTS  NOT
EXCEEDING .25% OF AVERAGE DAILY NET ASSETS FOR EACH FISCAL YEAR. The Trustees of
the Trust have  initially  implemented  this  provision  of each  Fund's Plan by
authorizing the Fund to make quarterly payments of service fees to the Principal
Underwriter  and Authorized  Firms in amounts not expected to exceed .20% of the
Fund's  average daily net assets for each fiscal year based on the value of Fund
shares  sold by such  persons  and  remaining  outstanding  for at least  twelve
months. However, each Fund's Plan authorizes the Trustees of the Trust on behalf
of the Fund to increase payments to the Principal Underwriter,  Authorized Firms
and other persons from time to time without  further action by  shareholders  of
the Fund,  provided that the  aggregate  amount of payments made to such persons
under the Plan in any fiscal year of the Fund does not exceed .25% of the Fund's
average daily net assets.  As permitted by the NASD Rule, such payments are made
for personal  services and/or the maintenance of shareholder  accounts.  Service
fees are separate and distinct from the sales  commissions and distribution fees
payable by a Fund to the Principal  Underwriter,  and as such are not subject to
automatic  discontinuance when there are no outstanding  Uncovered  Distribution
Charges of the Principal  Underwriter.  For the fiscal year ended  September 30,
1994, the following Funds made service fee payments (as an annualized percentage
of average daily net assets): Florida Fund (0.11%);  Massachusetts Fund (0.11%);
New York Fund (0.12%); and Ohio Fund (0.11%). The Mississippi,  Rhode Island and
West  Virginia  Funds  commenced  accruing  their  service fee payments with the
quarter ended June 30, 1994.

     Each  Fund's  Plan as  currently  implemented  by the  Trustees  authorizes
payments of sales commissions and distribution fees to the Principal Underwriter
and service fees to the Principal  Underwriter and Authorized Firms which may be
equivalent, on an aggregate basis during any fiscal year of the Fund, to .95% of
the Fund's  average  daily net assets for such year.  The Funds believe that the
combined rate of all these payments may be higher than the rate of payments made
under distribution plans adopted by other investment  companies pursuant to Rule
12b-1. It is anticipated that the Eaton Vance organization will profit by reason
of the  operation of the Plans through  increases in the Funds' assets  (thereby
increasing  the advisory fees payable to BMR by the  Portfolios)  resulting from
sale of Fund shares and through  amounts  paid under the Plans to the  Principal
Underwriter  and  contingent  deferred  sales  charges  paid  to  the  Principal
Underwriter.

     The  Principal  Underwriter  may,  from time to time,  at its own  expense,
provide  additional  incentives  to  Authorized  Firms which  employ  registered
representatives  who sell a  minimum  dollar  amount of a Fund's  shares  and/or
shares  of  other  funds  distributed  by the  Principal  Underwriter.  In  some
instances,  such additional incentives may be offered only to certain Authorized
Firms whose  representatives are expected to sell significant amounts of shares.
In  addition,  the  Principal  Underwriter  may from  time to time  increase  or
decrease the sales commissions payable to Authorized Firms.

     Each Fund may, in its absolute  discretion,  suspend,  discontinue or limit
the offering of its shares at any time. In  determining  whether any such action
should be taken, the Funds' management intends to consider all relevant factors,
including  without  limitation the size of a Fund,  the  investment  climate and
market  conditions,  the volume of sales and redemptions of Fund shares, and the
amount of Uncovered Distribution Charges of the Principal Underwriter. Each Plan
may  continue in effect and payments  may be made under the Plan  following  any
such  suspension,  discontinuance  or limitation of the offering of Fund shares;
however,  no Fund is  contractually  obligated  to  continue  its  Plan  for any
particular period of time.  Suspension of the offering of Fund shares would not,
of course, affect a shareholder's ability to redeem shares.

VALUING FUND SHARES
- ------------------------------------------------------------------------------

EACH FUND  VALUES ITS SHARES ONCE ON EACH DAY THE NEW YORK STOCK  EXCHANGE  (THE
"EXCHANGE")  IS OPEN FOR  TRADING,  as of the close of  regular  trading  on the
Exchange  (normally  4:00 p.m.  New York time).  Each Fund's net asset value per
share is determined by its custodian,  Investors  Bank & Trust Company  ("IBT"),
(as agent for the Fund) in the manner  authorized  by the Trustees of the Trust.
Net asset value is computed by dividing the value of a Fund's total assets, less
its liabilities, by the number of shares outstanding.  Because each Fund invests
substantially all of its assets in an interest in its  corresponding  Portfolio,
the  Fund's  net asset  value  will  reflect  the value of its  interest  in the
Portfolio  (which,  in turn,  reflects the underlying  value of the  Portfolio's
assets and liabilities).

     Authorized  Firms must  communicate  an  investor's  order to the Principal
Underwriter  prior to the close of the Principal  Underwriter's  business day to
receive that day's net asset value per Fund share.  It is the Authorized  Firms'
responsibility to transmit orders promptly to the Principal  Underwriter,  which
is a wholly-owned subsidiary of Eaton Vance.

     Each  Portfolio's  net asset  value is also  determined  as of the close of
regular  trading  on the  Exchange  by IBT  (as  custodian  and  agent  for  the
Portfolio)  based on  market  or fair  value  in the  manner  authorized  by the
Trustees of the Portfolio.  Municipal obligations will normally be valued on the
basis of  valuations  furnished by a pricing  service.  For further  information
regarding the valuation of the Portfolios'  assets,  see  "Determination  of Net
Asset Value" in the Statement of Additional Information.  Eaton Vance Corp. owns
77.3% of the outstanding stock of IBT, the Funds' and the Portfolios' custodian.

- ------------------------------------------------------------------------------
SHAREHOLDERS  MAY DETERMINE THE VALUE OF THEIR  INVESTMENT  BY  MULTIPLYING  THE
NUMBER OF FUND SHARES OWNED BY THE CURRENT NET ASSET VALUE.
- ------------------------------------------------------------------------------

HOW TO BUY FUND SHARES
- ------------------------------------------------------------------------------

SHARES OF A FUND MAY BE  PURCHASED  FOR CASH OR MAY BE ACQUIRED IN EXCHANGE  FOR
SECURITIES.  Investors may purchase shares of a Fund through Authorized Firms at
the net asset  value per  share of the Fund  next  determined  after an order is
effective.  A Fund may suspend the offering of shares at any time and may refuse
an order for the  purchase  of shares.  Shares of each Fund are offered for sale
only in States where such shares may be legally sold.

     An initial  investment in a Fund must be at least  $1,000.  Once an account
has been  established  the investor may send  investments  of $50 or more at any
time directly to the Funds'  Transfer Agent (the  "Transfer  Agent") as follows:
The Shareholder  Services Group, Inc., BOS725,  P.O. Box 1559, Boston, MA 02104.
The  $1,000  minimum  initial  investment  is waived  for Bank  Draft  Investing
accounts, which may be established with an investment of $50 or more. See "Eaton
Vance Shareholder Services."

     ACQUIRING  FUND SHARES IN EXCHANGE FOR  SECURITIES.  IBT, as escrow  agent,
will receive securities acceptable to Eaton Vance, as Administrator, in exchange
for Fund shares at their net asset value as determined  above. The minimum value
of securities or securities and cash accepted for deposit is $5,000.  Securities
accepted  will be sold by IBT as agent for the account of their owner on the day
of their receipt by IBT or as soon  thereafter  as possible.  The number of Fund
shares to be issued in exchange for  securities  will be the aggregate  proceeds
from the sale of such securities,  divided by the applicable net asset value per
Fund  share  on the day  such  proceeds  are  received.  Eaton  Vance  will  use
reasonable  efforts to obtain the current  market price for such  securities but
does not  guarantee  the best  available  price.  Eaton  Vance  will  absorb any
transaction costs, such as commissions, on the sale of the securities.

     Securities determined to be acceptable should be transferred via book entry
or  physically  delivered,  in proper form for  transfer,  through an Authorized
Firm,  together with a completed and signed  Letter of  Transmittal  in approved
form (available from Authorized Firms), as follows:

    IN THE CASE OF BOOK ENTRY:

        Deliver through Depository Trust Co.
        Broker #2212
        Investors Bank & Trust Company
        For A/C EV Marathon [State name] Tax Free Fund

    IN THE CASE OF PHYSICAL DELIVERY:

        Investors Bank & Trust Company
        Attention: EV Marathon [State name] Tax Free Fund
        Physical Securities Processing Settlement Area
        89 South Street
        Boston, MA 02111

     Investors who are  contemplating  an exchange of securities for shares of a
Fund, or their  representatives,  must contact Eaton Vance to determine  whether
the securities are acceptable  before  forwarding  such securities to IBT. Eaton
Vance  reserves the right to reject any  securities.  Exchanging  securities for
Fund shares may create a taxable gain or loss.  Each investor should consult his
or her tax adviser with respect to the particular  Federal,  State and local tax
consequences of exchanging securities for Fund shares.

- ------------------------------------------------------------------------------
IF YOU DON'T HAVE AN AUTHORIZED FIRM, EATON VANCE CAN RECOMMEND ONE.
- ------------------------------------------------------------------------------

HOW TO REDEEM FUND SHARES
- ------------------------------------------------------------------------------

A SHAREHOLDER MAY REDEEM FUND SHARES BY DELIVERING TO THE  SHAREHOLDER  SERVICES
GROUP, INC.,  BOS725,  P.O. BOX 1559, BOSTON,  MASSACHUSETTS  02104,  during its
business hours a written  request for  redemption in good order,  plus any share
certificates  with executed stock powers.  The redemption price will be based on
the net asset value per share of the  applicable  Fund next computed  after such
delivery.  Good order means that all relevant  documents must be endorsed by the
record owner(s) exactly as the shares are registered and the  signature(s)  must
be guaranteed by a member of either the Securities Transfer  Association's STAMP
program or the New York Stock Exchange's Medallion Signature Program, or certain
banks,  savings  and  loan  institutions,  credit  unions,  securities  dealers,
securities exchanges,  clearing agencies and registered securities  associations
as required by a  regulation  of the  Securities  and  Exchange  Commission  and
acceptable to The Shareholder  Services Group, Inc. In addition,  in some cases,
good order may require the  furnishing  of  additional  documents  such as where
shares are registered in the name of a corporation, partnership or fiduciary.

     Within seven days after  receipt of a  redemption  request in good order by
The Shareholder  Services Group,  Inc., a Fund will make payment in cash for the
net asset value of the shares as of the date  determined  above,  reduced by the
amount of any applicable  contingent  deferred sales charges described below and
Federal income tax required to be withheld.  Although each Fund normally expects
to make payment in cash for redeemed  shares,  the Trust,  subject to compliance
with applicable regulations,  has reserved the right to pay the redemption price
of shares of a Fund,  either totally or partially,  by a distribution in kind of
readily  marketable  securities  withdrawn  by that Fund from its  corresponding
Portfolio.  The  securities  so  distributed  would be  valued  pursuant  to the
Portfolio's  valuation  procedures.  If a shareholder received a distribution in
kind, the  shareholder  could incur brokerage or other charges in converting the
securities to cash.

     To sell  shares at their net asset  value  through  an  Authorized  Firm (a
repurchase),  a  shareholder  can place a repurchase  order with the  Authorized
Firm,  which may  charge a fee.  The value of such  shares is based upon the net
asset value calculated after EVD, as the Funds' agent, receives the order. It is
the Authorized Firm's  responsibility to transmit promptly  repurchase orders to
EVD.  Throughout this  Prospectus,  the word  "redemption" is generally meant to
include a repurchase.

     If  shares  were  recently  purchased,   the  proceeds  of  redemption  (or
repurchase) will not be sent until the check (including a certified or cashier's
check)  received  for the  shares  purchased  has  cleared.  Payment  for shares
tendered for redemption may be delayed up to 15 days from the purchase date when
the purchase check has not yet cleared. Redemptions or repurchases may result in
a taxable gain or loss.

     Due to the high cost of maintaining small accounts,  each Fund reserves the
right to redeem  accounts  with  balances of less than  $1,000.  Prior to such a
redemption,  shareholders  will be  given  60  days  written  notice  to make an
additional  purchase.  Thus, an investor making an initial  investment of $1,000
would  not be able to  redeem  shares  without  being  subject  to this  policy.
However,  no such redemption would be required by a Fund if the cause of the low
account  balance  was a  reduction  in the net asset  value of Fund  shares.  No
contingent   deferred  sales  charge  will  be  imposed  with  respect  to  such
involuntary redemptions.

     CONTINGENT  DEFERRED  SALES CHARGE.  Shares  redeemed  within the first six
years of their purchase  (except shares  acquired  through the  reinvestment  of
distributions)  generally will be subject to a contingent deferred sales charge.
This contingent deferred sales charge is imposed on any redemption the amount of
which exceeds the aggregate value at the time of redemption of (a) all shares in
the  account  purchased  more than six years  prior to the  redemption,  (b) all
shares in the account acquired through reinvestment of monthly distributions and
capital gains distributions,  and (c) the increase,  if any, in the value of all
other  shares  in the  account  (namely  those  purchased  within  the six years
preceding the  redemption)  over the purchase price of such shares.  Redemptions
are  processed in a manner to maximize the amount of redemption  proceeds  which
will not be subject to a contingent deferred sales charge; i.e., each redemption
will be assumed to have been made first from the exempt  amounts  referred to in
clauses (a), (b) and (c) above,  and second through  liquidation of those shares
in the account  referred  to in clause (c) on a  first-in-first-out  basis.  Any
contingent  deferred  sales  charge  which is  required  to be  imposed on share
redemptions will be made in accordance with the following schedule:

                YEAR OF REDEMPTION                   CONTINGENT DEFERRED
                  AFTER PURCHASE                        SALES CHARGE
                ------------------                   -------------------

      First .....................................            5%
      Second ....................................            5%
      Third .....................................            4%
      Fourth ....................................            3%
      Fifth .....................................            2%
      Sixth .....................................            1%
      Seventh and following .....................            0%

     For shares purchased prior to August 1, 1994, the contingent deferred sales
charge  for  redemptions  within  the  first  year  after  purchase  is  6%.  In
calculating  the contingent  deferred sales charge upon the redemption of shares
acquired in an exchange of shares of a fund  currently  listed  under "The Eaton
Vance  Exchange  Privilege,"  the  contingent  deferred  sales  charge  schedule
applicable  to the shares at the time of purchase will apply and the purchase of
Fund shares  acquired in the exchange is deemed to have  occurred at the time of
the original purchase of exchanged shares. The contingent  deferred sales charge
will be waived for shares redeemed (1) pursuant to a Withdrawal Plan (see "Eaton
Vance  Shareholder  Services"),  (2) as part of a required  distribution  from a
tax-sheltered  retirement  plan or (3)  following  the  death of all  beneficial
owners of such shares,  provided the redemption is requested  within one year of
death (a death certificate and other applicable documents may be required).

     No  contingent  deferred  sales charge will be imposed on Fund shares which
have been sold to Eaton Vance,  its affiliates,  their  respective  employees or
clients.  The  contingent  deferred  sales charge will be paid to the  Principal
Underwriter or the Fund.  When paid to the Principal  Underwriter it will reduce
the  amount of  Uncovered  Distribution  Charges  calculated  under  the  Fund's
Distribution Plan. See "Distribution Plans."

- ------------------------------------------------------------------------------
THE FOLLOWING EXAMPLE ILLUSTRATES THE OPERATION OF THE CONTINGENT DEFERRED SALES
CHARGE. ASSUME THAT AN INVESTOR PURCHASES $10,000 OF A FUND'S SHARES AND THAT 16
MONTHS LATER THE VALUE OF THE ACCOUNT HAS GROWN THROUGH  INVESTMENT  PERFORMANCE
AND  REINVESTMENT  OF DIVIDENDS TO $12,000.  THE INVESTOR  THEN MAY REDEEM UP TO
$2,000 OF SHARES WITHOUT  INCURRING A CONTINGENT  DEFERRED SALES CHARGE.  IF THE
INVESTOR SHOULD REDEEM $3,000 OF SHARES,  A CHARGE WOULD BE IMPOSED ON $1,000 OF
THE REDEMPTION. THE RATE WOULD BE 5% BECAUSE IT WAS IN THE SECOND YEAR AFTER THE
PURCHASE WAS MADE AND THE CHARGE WOULD BE $50.
- -------------------------------------------------------------------------------

REPORTS TO SHAREHOLDERS
- ------------------------------------------------------------------------------

EACH  FUND  WILL  ISSUE  TO ITS  SHAREHOLDERS  SEMI-ANNUAL  AND  ANNUAL  REPORTS
CONTAINING FINANCIAL STATEMENTS. Financial statements included in annual reports
are audited by the Funds'  independent  certified  public  accountants.  Shortly
after the end of each  year,  each  Fund  will  furnish  its  shareholders  with
information necessary for preparing Federal and State tax returns.

THE LIFETIME INVESTING ACCOUNT/DISTRIBUTION OPTIONS
- ------------------------------------------------------------------------------

AFTER AN INVESTOR MAKES AN INITIAL PURCHASE OF FUND SHARES,  THE FUNDS' TRANSFER
AGENT, THE SHAREHOLDER  SERVICES GROUP,  INC., WILL SET UP A LIFETIME  INVESTING
ACCOUNT FOR THE INVESTOR ON THE  APPLICABLE  FUND'S  RECORDS.  This account is a
complete record of all  transactions  between the investor and the Fund which at
all  times  shows  the  balance  of shares  owned.  A Fund will not issue  share
certificates except upon request.

     At least quarterly,  shareholders will receive a statement showing complete
details of any  transaction  and the current share  balance in the account.  THE
LIFETIME  INVESTING  ACCOUNT  ALSO  PERMITS  A  SHAREHOLDER  TO MAKE  ADDITIONAL
INVESTMENTS  IN  SHARES BY  SENDING  A CHECK FOR $50 OR MORE to The  Shareholder
Services Group, Inc.

     Any questions concerning a shareholder's  account or services available may
be directed by telephone to EATON VANCE  SHAREHOLDER  SERVICES at  800-225-6265,
extension 2, or in writing to The Shareholder Services Group, Inc., BOS725, P.O.
Box 1559,  Boston,  MA, 02104 (please provide the name of the  Shareholder,  the
Fund and the account number).

     THE  FOLLOWING  DISTRIBUTION  OPTIONS  WILL BE  AVAILABLE  TO ALL  LIFETIME
INVESTING  ACCOUNTS and may be changed as often as desired by written  notice to
the Funds' dividend  disbursing  agent,  The Shareholder  Services Group,  Inc.,
BOS725,  P.O. Box 1559,  Boston,  MA 02104. The currently  effective option will
appear on each account statement.

     Share  Option  --  Dividends  and  capital  gains  will  be  reinvested  in
additional shares.

     Income Option -- Dividends  will be paid in cash, and capital gains will be
reinvested in additional shares.

     Cash Option -- Dividends and capital gains will be paid in cash.

     The  Share  Option  will be  assigned  if no  other  option  is  specified.
Distributions,  including those  reinvested,  will be reduced by any withholding
required under the Federal income tax laws.

     If the Income  Option or Cash  Option has been  selected,  dividend  and/or
capital gains distribution checks which are returned by the United States Postal
Service as not  deliverable or which remain uncashed for six months or more will
be  reinvested  in the account in shares at the then  current  net asset  value.
Furthermore,  the  distribution  option  on the  account  will be  automatically
changed  to the  Share  Option  until  such  time as the  shareholder  selects a
different option.

     DISTRIBUTION INVESTMENT OPTION. In addition to the distribution options set
forth above, dividends and/or capital gains may be invested in additional shares
of another Eaton Vance fund. Before selecting this option, a shareholder  should
obtain a prospectus  of the other Eaton Vance fund and  consider its  objectives
and policies carefully.

     "STREET  NAME"  ACCOUNTS.  If shares of a Fund are held in a "street  name"
account with an Authorized Firm, all recordkeeping,  transaction  processing and
payments of  distributions  relating to the beneficial  owner's  account will be
performed by the Authorized  Firm,  and not by the Fund and its transfer  agent.
Since the Fund will have no record of the  beneficial  owner's  transactions,  a
beneficial  owner should  contact the  Authorized  Firm to  purchase,  redeem or
exchange shares, to make changes in or give instructions concerning the account,
or to obtain information about the account.  The transfer of shares in a "street
name" account to an account with another dealer or to an account directly with a
Fund involves special procedures and will require the beneficial owner to obtain
historical  purchase  information  about  the  shares  in the  account  from the
Authorized Firm. Before  establishing a "street name" account with an investment
firm,  or  transferring  the  account to another  investment  firm,  an investor
wishing to reinvest  distributions  should determine whether the firm which will
hold the shares allows reinvestment of distributions in "street name" accounts.

- ------------------------------------------------------------------------------
UNDER A LIFETIME INVESTING ACCOUNT A SHAREHOLDER CAN MAKE ADDITIONAL INVESTMENTS
IN SHARES OF A FUND BY SENDING A CHECK FOR $50 OR MORE.
- -------------------------------------------------------------------------------

THE EATON VANCE EXCHANGE PRIVILEGE
- ------------------------------------------------------------------------------

Shares of a Fund may  currently  be  exchanged  for  shares of one or more other
funds  in the  Eaton  Vance  Marathon  Group  of Funds  (currently  Eaton  Vance
Equity-Income Trust, Eaton Vance Liquid Assets Trust (until March 31, 1995), and
any EV Marathon fund, except EV Marathon Short-Term Strategic Income Fund, Eaton
Vance Prime Rate Reserves and any EV Marathon  Limited  Maturity Fund) which are
distributed  with a contingent  deferred  sales charge,  on the basis of the net
asset value per share of each fund at the time of the  exchange,  provided  that
such exchange offers are available only in States where shares of the fund being
acquired may be legally sold. Effective March 31, 1995, the EV Marathon Group of
Funds will also include EV Marathon  Short-Term  Strategic  Income Fund,  any EV
Marathon Limited Maturity Fund and, when publicly  available,  Eaton Vance Money
Market Fund (availability expected on or about April 3, 1995).

     Each exchange must involve  shares which have a net asset value of at least
$1,000. The exchange  privilege may be changed or discontinued  without penalty.
Shareholders  will be given sixty (60) days notice prior to any  termination  or
material  amendment  of the  exchange  privilege.  The Funds do not  permit  the
exchange privilege to be used for "Market Timing" and may terminate the exchange
privilege for any  shareholder  account engaged in Market Timing  activity.  Any
shareholder account for which more than two round-trip exchanges are made within
any  twelve  month  period  will be  deemed  to be  engaged  in  Market  Timing.
Furthermore,  a group of  unrelated  accounts  for which  exchanges  are entered
contemporaneously  by a financial  intermediary will be considered to be engaged
in Market Timing.

     The Shareholder Services Group, Inc. makes exchanges at the next determined
net asset value after  receiving an exchange  request in good order (see "How to
Redeem  Fund  Shares").   Consult  The  Shareholder  Services  Group,  Inc.  for
additional  information  concerning  the exchange  privilege.  Applications  and
prospectuses of other funds are available from Authorized Firms or the Principal
Underwriter.  The prospectus  for each fund describes its investment  objectives
and policies,  and  shareholders  should obtain a prospectus  and consider these
objectives and policies carefully before requesting an exchange.

     No contingent  deferred sales charge is imposed on exchanges.  For purposes
of calculating  the contingent  deferred sales charge upon  redemption of shares
acquired  in  an  exchange,   the  contingent  deferred  sales  charge  schedule
applicable  to the shares at the time of purchase will apply and the purchase of
shares  acquired in one or more exchanges is deemed to have occurred at the time
of the original  purchase of the exchanged shares.  For the contingent  deferred
sales charge  schedule  applicable to the EV Marathon  Group of Funds (except EV
Marathon Short-Term  Strategic Income Fund and Class I shares of any EV Marathon
Limited Maturity Fund), see "How to Redeem Fund Shares". The contingent deferred
sales charge schedule applicable to EV Marathon Short-Term Strategic Income Fund
or Class I shares of any EV Marathon Limited Maturity Fund is 3%, 2.5%, 2% or 1%
in the event of a  redemption  occurring in the first,  second,  third or fourth
year, respectively, after the original share purchase.

     Shares of other  funds in the Eaton  Vance  Marathon  Group of Funds may be
exchanged for Fund shares at their  respective  net asset values per share,  but
subject  to  any  restrictions  or  qualifications  set  forth  in  the  current
prospectus of any such fund.

     Telephone  exchanges are accepted by The Shareholder  Services Group,  Inc.
provided the investor has not disclaimed in writing the use of the privilege. To
effect  such  exchanges,  call The  Shareholder  Services  Group,  Inc.  at 800-
262-1122 or, within  Massachusetts,  617-573-9403,  Monday through Friday,  9:00
a.m. to 4:00 p.m. (Eastern Standard Time). Shares acquired by telephone exchange
must be  registered  in the same name(s) and with the same address as the shares
being  exchanged.   Neither  the  Funds,  the  Principal   Underwriter  nor  The
Shareholder  Services Group,  Inc. will be responsible  for the  authenticity of
exchange instructions received by telephone, provided that reasonable procedures
to confirm  that  instructions  communicated  are  genuine  have been  followed.
Telephone  instructions  will be tape recorded.  In times of drastic economic or
market changes, a telephone exchange may be difficult to implement.  An exchange
may result in a taxable gain or loss.

EATON VANCE SHAREHOLDER SERVICES
- ------------------------------------------------------------------------------

THE FUNDS OFFER THE FOLLOWING  SERVICES,  WHICH ARE VOLUNTARY,  INVOLVE NO EXTRA
CHARGE,  AND MAY BE CHANGED OR  DISCONTINUED  WITHOUT  PENALTY AT ANY TIME. Full
information on each of the services  described below and an  application,  where
required, are available from Authorized Firms or the Principal Underwriter.  The
cost  of  administering  such  services  for the  benefit  of  shareholders  who
participate  in them is  borne  by the  applicable  Fund  as an  expense  to all
shareholders.

INVEST-BY-MAIL  -- FOR  PERIODIC  SHARE  ACCUMULATION:  Once the $1,000  minimum
investment has been made, checks of $50 or more payable to the order of the Fund
being purchased may be mailed directly to The Shareholder  Services Group, Inc.,
BOS725,  P.O. Box 1559, Boston, MA 02104 at any time -- whether or not dividends
are  reinvested.  The name of the  shareholder,  the Fund and the account number
should accompany each investment.

BANK DRAFT INVESTING -- FOR REGULAR SHARE ACCUMULATION:  Cash investments of $50
or more may be made through the  shareholder's  checking  account via bank draft
each month or quarter.  The $1,000 minimum initial  investment and small account
redemption policy are waived for these accounts.

WITHDRAWAL  PLAN: A shareholder may draw on  shareholdings  systematically  with
monthly or quarterly checks in an aggregate amount that does not exceed annually
12% of the account balance at the time the Plan is established. Such amount will
not be subject to a contingent  deferred  sales charge.  See "How to Redeem Fund
Shares". A minimum deposit of $5,000 in shares is required.

REINVESTMENT PRIVILEGE: A SHAREHOLDER WHO HAS REPURCHASED OR REDEEMED SHARES MAY
REINVEST,  WITH CREDIT FOR ANY  CONTINGENT  DEFERRED  SALES  CHARGES PAID ON THE
REDEEMED  OR  REPURCHASED  SHARES,  ANY  PORTION  OR ALL OF  THE  REPURCHASE  OR
REDEMPTION PROCEEDS (PLUS THAT AMOUNT NECESSARY TO ACQUIRE A FRACTIONAL SHARE TO
ROUND OFF THE PURCHASE TO THE NEAREST FULL SHARE) IN SHARES OF A FUND,  provided
that the  reinvestment  is  effected  within 30 days  after such  repurchase  or
redemption.  Shares are sold to a reinvesting shareholder at the next determined
net asset value  following  timely  receipt of a written  purchase  order by the
Principal  Underwriter or by a Fund (or by the Fund's  Transfer  Agent).  To the
extent  that  any  shares  of a Fund are  sold at a loss  and the  proceeds  are
reinvested  in  shares of the Fund (or  other  shares  of the Fund are  acquired
within the period  beginning 30 days before and ending 30 days after the date of
the  redemption)  some or all of the loss generally will not be allowed as a tax
deduction.  Shareholders  should  consult their tax advisers  concerning the tax
consequences of reinvestments.

DISTRIBUTIONS AND TAXES
- ------------------------------------------------------------------------------

SUBSTANTIALLY  ALL  OF  THE  INVESTMENT  INCOME  ALLOCATED  TO  A  FUND  BY  ITS
CORRESPONDING PORTFOLIO,  LESS THE FUND'S DIRECT AND ALLOCATED EXPENSES, WILL BE
DECLARED DAILY AS A DISTRIBUTION  TO FUND  SHAREHOLDERS OF RECORD AT THE TIME OF
DECLARATION.  Such  distributions,  whether  taken  in  cash  or  reinvested  in
additional shares, will ordinarily be paid on the fifteenth day of each month or
the next business day thereafter.  Each Fund  anticipates  that for tax purposes
the entire distribution,  whether paid in cash or additional shares of the Fund,
will constitute tax-exempt income to shareholders,  except for the proportionate
part of the distribution  that may be considered  taxable income if the Fund has
taxable income during the calendar year.  Shareholders  reinvesting  the monthly
distribution  should treat the amount of the entire distribution as the tax cost
basis of the additional  shares acquired by reason of such  reinvestment.  Daily
distribution  crediting  will commence on the day that  collected  funds for the
purchase of Fund shares are available at the Transfer  Agent.  Shareholders of a
Fund will receive timely Federal income tax  information as to the tax-exempt or
taxable status of all distributions made by the Fund during the calendar year. A
Fund's net realized  capital gains, if any,  consist of the net realized capital
gains  allocated to the Fund by its  corresponding  Portfolio  for tax purposes,
after taking into account any available  capital loss  carryovers;  a Fund's net
realized  capital  gains,  if any,  will be  distributed  at least  once a year,
usually in December.

     In order to qualify as a regulated  investment  company  under the Internal
Revenue Code (the "Code"),  each Fund must satisfy certain requirements relating
to  the  sources  of  its  income,  the  distribution  of its  income,  and  the
diversification of its assets. In satisfying these requirements,  each Fund will
treat  itself as owning  its  proportionate  share of each of its  corresponding
Portfolio's  assets  and as  entitled  to the income of the  Portfolio  properly
attributable to such share.

- ------------------------------------------------------------------------------
AS A REGULATED INVESTMENT COMPANY UNDER THE CODE, EACH FUND DOES NOT PAY FEDERAL
INCOME OR EXCISE TAXES TO THE EXTENT THAT IT DISTRIBUTES TO SHAREHOLDERS ITS NET
INVESTMENT  INCOME AND NET REALIZED  CAPITAL GAINS IN ACCORDANCE WITH THE TIMING
REQUIREMENTS IMPOSED BY THE CODE. AS PARTNERSHIPS UNDER THE CODE, THE PORTFOLIOS
DO NOT PAY FEDERAL INCOME OR EXCISE TAXES.
- -------------------------------------------------------------------------------

     Distributions of interest on certain municipal obligations constitute a tax
preference  item under the  alternative  minimum tax  provisions  applicable  to
individuals  and  corporations  (see page 12).  Distributions  of taxable income
(including  a portion of any  original  issue  discount  with respect to certain
stripped  municipal  obligations  and stripped  coupons and accretion of certain
market   discount)  and  net  short-term   capital  gains  will  be  taxable  to
shareholders as ordinary income.  Distributions  of long-term  capital gains are
taxable to shareholders  as such for Federal income tax purposes,  regardless of
the length of time Fund shares have been owned by the shareholder. Distributions
are taxed in the manner  described  above  whether paid in cash or reinvested in
additional shares of a Fund.

     Tax-exempt  distributions  received  from a Fund are  includable in the tax
base for determining  the taxability of social security and railroad  retirement
benefits.

     Interest on indebtedness incurred or continued by a shareholder to purchase
or carry shares of a Fund is not  deductible to the extent it is deemed  related
to the Fund's distribution of tax-exempt interest.  Further, entities or persons
who are  "substantial  users" (or  persons  related to  "substantial  users") of
facilities  financed by industrial  development or private activity bonds should
consult  their tax advisers  before  purchasing  shares of a Fund.  "Substantial
user" is defined in  applicable  Treasury  regulations  to include a "non-exempt
person" who  regularly  uses in trade or business a part of a facility  financed
from  the  proceeds  of  industrial   development  bonds  and  would  likely  be
interpreted  to  include  private  activity  bonds  issued  to  finance  similar
facilities.

     SEE THE APPENDIX TO THIS PROSPECTUS FOR INFORMATION CONCERNING STATE TAXES.
Shareholders  should  consult  their own tax advisers with respect to the State,
local and foreign tax consequences of investing in a Fund.

PERFORMANCE INFORMATION
- ------------------------------------------------------------------------------

FROM TIME TO TIME, EACH FUND MAY ADVERTISE THE YIELD AND/OR AVERAGE ANNUAL TOTAL
RETURN.  The current  yield for each Fund will be calculated by dividing the net
investment  income  per  share  during a recent  30-day  period  by the  maximum
offering  price per share (net  asset  value) of the Fund on the last day of the
period and  annualizing  the resulting  figure.  A  taxable-equivalent  yield is
computed by using the tax-exempt  yield figure and dividing by one minus the tax
rate.  Each Fund's  average  annual total return is  determined by computing the
average  annual  percentage  change in value of $1,000  invested  at the maximum
public  offering  price (net asset value) for specified  periods ending with the
most recent calendar quarter,  assuming  reinvestment of all distributions.  The
average  annual total return  calculation  assumes a complete  redemption of the
investment and the deduction of any contingent  deferred sales charge at the end
of the period.  The Funds may publish annual and cumulative total return figures
from time to time.

     The Funds may also  publish  the  distribution  rate  and/or the  effective
distribution  rate.  Each Fund's  distribution  rate is computed by dividing the
most recent monthly  distribution  per share annualized by the current net asset
value per share. Each Fund's effective distribution rate is computed by dividing
the  distribution  rate by the ratio used to annualize  the most recent  monthly
distribution  and reinvesting the resulting  amount for a full year on the basis
of such  ratio.  The  effective  distribution  rate  will  be  higher  than  the
distribution rate because of the compounding effect of the assumed reinvestment.
Investors  should note that a Fund's yield is  calculated  using a  standardized
formula the income component of which is computed from the yields to maturity of
all debt obligations held by the Portfolio based on prescribed methods (with all
purchases  and sales of  securities  during such  period  included in the income
calculation on a settlement date basis),  whereas the distribution rate is based
on a Fund's last monthly  distribution  which tends to be relatively  stable and
may be more or less than the  amount of net  investment  income  and  short-term
capital gain actually earned by the Fund during the month.

     Performance  figures published by a Fund which do not include the effect of
any  applicable  contingent  deferred  sales  charge would be reduced if it were
included.

     Investors should note that the investment  results of a Fund will fluctuate
over time, and any  presentation of the Fund's current yield or total return for
any prior period should not be considered a representation of what an investment
may  earn or what an  investor's  yield  or total  return  may be in any  future
period.  If the expenses of a Fund or its  corresponding  Portfolio  are paid by
Eaton Vance, the Fund's performance will be higher.

<PAGE>

                                                                        APPENDIX
STATE SPECIFIC INFORMATION

     Because each Portfolio  will normally  invest at least 65% of its assets in
the  obligations  within its  corresponding  State, it is susceptible to factors
affecting that State.  Each Portfolio may also invest up to 5% of its net assets
in obligations issued by the governments of Guam and the U.S. Virgin Islands and
up to 35% of its assets in obligations  issued by the government of Puerto Rico.
Set forth below is certain economic and tax information concerning the States in
which the Portfolios invest and Puerto Rico. The bond ratings provided below are
current as of the date of this  Prospectus and are based on economic  conditions
which may not continue; moreover, there can be no assurance that particular bond
issues may not be adversely affected by changes in economic,  political or other
conditions. Unless stated otherwise the ratings indicated are for obligations of
the State. A State's political subdivisions may have different ratings which are
unrelated to the ratings assigned to State obligations.

FLORIDA.  Florida's  financial  operations are considerably  different than most
other states because,  under the State's constitution,  there is no state income
tax.  The  lack  of an  income  tax  exposes  total  State  tax  collections  to
considerably  more volatility than would otherwise be the case and, in the event
of an economic downswing,  could effect the State's ability to pay principal and
interest  in a timely  manner.  The General  Fund  budget for  1994-95  includes
revenues of $14.6 billion (a 7.3% increase  over  1993-94) and  expenditures  of
$14.3 billion (a 7.6% increase over 1993-94).  Through  November,  1994,  actual
revenues were 1.6% ahead of projections.  Unencumbered reserves are projected to
be $281 million,  or 1.9% of expenditures for fiscal year 1995.  Unemployment in
the State for November, 1994 was 6.8% compared to the national unemployment rate
of 5.6%.

     In 1993, the State  constitution  was amended to limit the annual growth in
the assessed  valuation of  residential  property  and which,  over time,  could
constrain  the  growth in  property  taxes,  a major  revenue  source  for local
governments. While no immediate ratings implications are expected, the amendment
could have a negative impact on the financial  performance of local  governments
over time and lead to ratings  revisions which may have a negative impact on the
prices of affected bonds.

     General obligations of Florida are rated Aa, AA and AA by Moody's,  S&P and
Fitch, respectively. S&P presently regards the outlook for the State as stable.

FLORIDA  TAXES.  The  Florida  Department  of Revenue  has issued a ruling  that
shareholders of the Florida Fund that are subject to the Florida intangibles tax
will not be required to include the value of their  Florida Fund shares in their
taxable  intangible  property if all of the Florida  Fund's  investments  on the
annual  assessment  date are  obligations  that would be exempt from such tax if
held  directly  by  such  shareholders,  such as  Florida  and  U.S.  Government
obligations. The Florida Portfolio will normally attempt to invest substantially
all of its assets in tax-exempt  obligations of Florida,  the United States, the
Territories or political  subdivisions of the United States or Florida ("Florida
Obligations"),  and it will  ensure  that all of its  assets  held on the annual
assessment date are exempt from the Florida  intanglibles  tax.  Accordingly the
value of the Florida  Fund  shares held by a  shareholder  should  under  normal
circumstances be exempt from the Florida intangibles tax.

MASSACHUSETTS.  In recent years,  the Commonwealth has experienced a significant
economic slowdown, and has experienced shifts in employment from labor-intensive
manufacturing  industries  to  technology  and  service-based  industries.   The
unemployment rate was 6.4% as of October,  1994, while the national unemployment
rate was 5.8%.

     Effective  July 1, 1990,  limitations  were  placed on the amount of direct
bonds the  Commonwealth  could have outstanding in a fiscal year, and the amount
of the total  appropriation  in any fiscal  year that may be  expended  for debt
service on general obligation debt of the Commonwealth  (other than certain debt
incurred to pay the fiscal  1990  deficit  and  certain  Medicaid  reimbursement
payments  for  prior  years)  was  limited  to 10%.  In  addition,  the power of
Massachusetts  cities and towns and certain  tax-supported  districts and public
agencies to raise  revenue  from  property  taxes to support  their  operations,
including the payment of debt service, is limited.  Property taxes are virtually
the only  source of tax  revenues  available  to cities  and towns to meet local
costs.  This limitation on cities and towns to generate  revenues could create a
demand  for  increases  in  state-funded  local  aid.  The  recent  difficulties
experienced  by the  Commonwealth  have resulted in a  substantial  reduction in
local aid from the  Commonwealth,  which may create  financial  difficulties for
certain municipalities.

     General obligations of Massachusetts are rated A, A+ and A+ by Moody's, S&P
and Fitch, respectively.

MASSACHUSETTS  TAXES. The  Massachusetts  Portfolio has received a letter ruling
(the  "Ruling")  from  the  Department  of  Revenue  of  The   Commonwealth   of
Massachusetts  to the effect that it will be  classified  as a  partnership  for
Massachusetts  tax purposes.  The Ruling provides that,  consequently,  interest
income received by the Massachusetts Portfolio on (1) debt obligations issued by
The  Commonwealth  of  Massachusetts  or its political  subdivisions,  including
agencies or instrumentalities  thereof  ("Massachusetts  Obligations"),  (2) the
Governments  of  Puerto  Rico,   Guam,  or  the  United  States  Virgin  Islands
("Possessions   Obligations"),   or  (3)  the  United  States   ("United  States
Obligations")  will be treated  as if  realized  directly  by  investors  in the
Massachusetts Portfolio. The Ruling concludes that, provided that an investor in
the Massachusetts  Portfolio qualifies as a regulated investment company ("RIC")
under the Code and satisfies certain notice  requirements of Massachusetts  law,
(1) dividends  paid by such a RIC that are treated as tax-exempt  interest under
the Code and  that  are  directly  attributable  to  interest  on  Massachusetts
Obligations  (including  the RIC's  allocable  share of  interest  earned by the
Massachusetts  Portfolio on such  obligations)  and (2) dividends paid by such a
RIC that are directly  attributable  to interest on  Possessions  Obligations or
United  States  Obligations  (including  the RIC's  allocable  share of interest
earned by the Massachusetts  Portfolio on such obligations)  will, in each case,
be excluded from  Massachusetts  gross income.  Because the  Massachusetts  Fund
intends  to  continue  to invest in the  Massachusetts  Portfolio,  qualify  for
treatment  as  a  RIC  under  the  Code,  and  satisfy  the  applicable   notice
requirements,  the Massachusetts Fund's distributions to its shareholders of its
allocable share of the interest received by the Massachusetts  Portfolio that is
attributable to  Massachusetts  Obligations,  Possessions  Obligations or United
States  Obligations  should  consequently be excluded from  Massachusetts  gross
income for  individuals,  estates and trusts  that are subject to  Massachusetts
taxation.  Distributions properly designated as capital gain dividends under the
Code and  attributable  to gains  realized by the  Massachusetts  Portfolio  and
allocated  to the  Massachusetts  Fund  on the  sale  of  certain  Massachusetts
tax-exempt  obligations issued pursuant to statues that specifically exempt such
gains  from  Massachusetts  taxation  will  also be  exempt  from  Massachusetts
personal income tax. Other distributions from the Massachusetts Fund included in
a shareholder's Federal gross income,  including  distributions derived from net
long-term  capital  gains  not  described  in the  preceding  sentence  and  net
short-term capital gains, are generally not exempt from  Massachusetts  personal
income tax.

     Beginning  in 1996,  long-term  capital  gains will  generally  be taxed in
Massachusetts  on a  sliding  scale at  rates  ranging  from 5% to 0%,  with the
applicable tax rate declining as the tax holding period of the asset  (beginning
on the later of  January  1, 1995 or the date of actual  acquisition)  increases
from  more  than  one  year  to  more  than  six  years.  It is not  clear  what
Massachusetts  tax rate will be applicable to capital gain dividends for taxable
years beginning after 1995.

     Distributions  from the Massachusetts  Fund will be included in net income,
and in the case of intangible property corporations, shares of the Massachusetts
Fund,   will  be  included  in  net  worth  for  purposes  of  determining   the
Massachusetts excise tax on corporations subject to Massachusetts taxation.

MISSISSIPPI.  The State's economic outlook has improved recently, in part due to
the strong growth exhibited by the  manufacturing  sector.  The food and related
paper and allied product sectors have also experienced strong and steady growth.
Also, the governmental and  wholesale/retail  trade and service sectors have had
sound gains in employment.  In recent years, the State has successfully expanded
its economy through technology-based research and education, and the Mississippi
banking  system has  exhibited  relative  strength and  stability  over the past
several  years,  a period  characterized  by a growing  number of bank  failures
nationwide.  The construction and casino industries have also experienced growth
recently.

     All State  indebtedness  must be  authorized by  legislation  governing the
specific  programs or projects to be financed.  Such debt may include short- and
long-term indebtedness,  self-supporting general obligation bonds, highway bonds
and other types of indebtedness. As of December 31, 1994, the State's total bond
indebtedness  was $926.9  million.  For the fiscal year ended June 30, 1993, the
constitutional  debt limit was approximately  $4.6 billion.  State revenues were
$7.2 billion as of June 30, 1994.

     General  obligations  of  Mississippi  are  rated  AA-,  and Aa by S&P  and
Moody's. S&P has a positive outlook for the State.

MISSISSIPPI  TAXES.  Under  existing  Mississippi  law,  interest  received by a
Mississippi resident individual upon the obligations of the State of Mississippi
or political  subdivisions thereof  ("Mississippi  obligations") are exempt from
Mississippi  income tax. A recently  adopted  Mississippi  Income Tax Regulation
provides a pass-through  of the tax-exempt  character of interest  received by a
regulated investment company, such as the Mississippi Fund, upon distribution to
its  shareholders  where the  Mississippi  Fund directly  owns such  Mississippi
tax-exempt obligations.  Under the new regulation, a taxpayer's pro rata portion
of interest  dividends  distributed by a regulated  investment company is exempt
from Mississippi  income tax to the extent that such pro rata portion represents
interest received by a regulated investment company from governmental securities
which would be exempt for Mississippi  income tax purposes if such  governmental
securities were directly held by the taxpayer.  In this situation,  however, the
Mississippi Fund will not own the Mississippi  tax-exempt  obligations  directly
but will invest in the  Mississippi  Portfolio,  which will own the  Mississippi
tax-exempt  obligations.  There is no law addressing the Mississippi  income tax
consequences to Mississippi  resident  individuals  receiving interest dividends
from a  regulated  investment  company,  such  as  the  Mississippi  Fund,  that
contributes  its  assets  to a  trust,  such as the  Mississippi  Portfolio,  in
exchange for an interest  therein  where the trust owns  Mississippi  tax-exempt
obligations  and distributes  the income  therefrom to the regulated  investment
company.  In 1993, the Mississippi  State Tax Commission issued a ruling stating
that a Mississippi  resident  taxpayer's pro rata portion of interest  dividends
distributed by the Mississippi  Fund will be non-taxable to the extent that such
pro rata portion  represents  interest  received by the Mississippi Fund, either
directly or through  the  Mississippi  Portfolio,  from  Mississippi  tax-exempt
obligations,  which would be exempt for Mississippi  income tax purposes if such
tax-exempt  obligations  were directly  held by the taxpayer.  In the opinion of
Butler, Snow, O'Mara,  Stevens & Cannada,  PLLC, special Mississippi tax counsel
to the Mississippi Fund, a Mississippi resident individual's pro rata portion of
interest  dividends  distributed  by the  Mississippi  Fund will be exempt  from
Mississippi  income tax to the extent that such pro rata portion (i) is excluded
from gross income under the Code and (ii)  represents  interest the  Mississippi
Fund  receives,  either  directly or through  the  Mississippi  Portfolio,  from
investments in Mississippi tax-exempt obligations.

NEW YORK.  New York is the second  most  populous  state in the nation and has a
relatively high level of personal wealth.  The State's economy is diverse with a
comparatively  large share of the nation's finance,  insurance,  transportation,
communications and services  employment,  and a comparatively small share of the
nation's  farming and mining  activity.  The State's general credit standing has
historically  reflected its diverse and substantial  economic base.  However, as
the result of a recession ending in the first quarter of 1993, 560,000 jobs were
lost statewide (equal to 6.7% of the peak employment figure for 1989). Since the
first  quarter of 1993,  100,130 jobs have been added,  with nearly half of such
jobs occurring in the first quarter of 1994. In fiscal year 1993,  however,  the
State began the process of financial  reform.  The 1993 and 1994 financial plans
exceeded expectations and produced operating surpluses in both years.

     The fiscal stability of New York State is related, at least in part, to the
fiscal  stability of its localities  and  authorities.  Various State  agencies,
authorities  and localities  have issued large amounts of bonds and notes either
guaranteed  or  supported  by the  State.  In some  cases,  the State has had to
provide special assistance in recent years to enable such agencies,  authorities
and  localities  to meet their  financial  obligations  and, in some  cases,  to
prevent or cure  defaults.  To the extent State  agencies and local  governments
require State assistance to meet their financial obligations, the ability of the
State to meet its own  obligations  as they  become due or to obtain  additional
financing could be adversely affected.

     Like the State,  New York City has  experienced  financial  difficulties in
recent years and currently  continues to experience such difficulties  owing, in
part, to lower than anticipated  revenues.  Because New York City taxes comprise
40% of the State's tax base, the City's difficulties adversely affect the State.
Both the State and the City will be  constrained  in  addressing  future  fiscal
problems by their high current level of taxes.

     In June, 1994, the Governor  approved the 1994-1995  budget,  which reduces
taxes by $476 million in the 1994-1995 fiscal year and by more than $1.6 billion
when fully implemented. A reduction in both State and City personal income taxes
scheduled to take effect in 1994 has been deferred for one year as a part of the
1994-1995 budget.

     Constitutional  challenges  to State laws have  limited the amount of taxes
which  political  subdivisions  can impose on real  property,  which may have an
adverse  effect on the ability of issuers to pay  obligations  supported by such
taxes. A variety of additional court actions have been brought against the State
and certain agencies and municipalities  relating to financings,  amount of real
estate tax, use of tax revenues and other matters which could  adversely  affect
the  ability  of the  State or such  agencies  or  municipalities  to pay  their
obligations.

     New York's general  obligations are rated A, A- and A+ by Moody's,  S&P and
Fitch,  respectively.  S&P  currently  assesses the rating  outlook for New York
obligations as positive.  New York City obligations are rated Baa1, A- and A- by
Moody's, S&P and Fitch, respectively. On January 17, 1995, S&P placed the City's
general obligation bonds on CreditWatch with negative implications as the result
of plans by the City to refund some of its debt to provide budget savings in its
1995 fiscal year.  S&P stated that, by April 1995, if the City  continues to use
budget  devices such as debt  refundings  or fails to get ongoing  budget relief
from the State,  S&P would lower the rating on New York City general  obligation
debt to the "BBB"  category.  Any such downward  revision  could have an adverse
effect on the obligations held by the New York Portfolio.

NEW YORK  TAXES.  In the  opinion  of Brown & Wood,  under  New  York  law,  for
individuals  subject to the New York State or New York City personal income tax,
dividends  paid by the New York Fund are exempt from New York State and New York
City  income  tax for  individuals  who  reside in New York to the  extent  such
dividends are excluded from gross income for Federal income tax purposes and are
derived from interest payments on tax-exempt  obligations issued by or on behalf
of New  York  State  and  its  political  subdivisions  and  agencies,  and  the
governments   or  Puerto  Rico,  the  U.S.   Virgin  Islands  and  Guam.   Other
distributions  from the New York  Fund,  including  distributions  derived  from
taxable  ordinary  income and net  short-term and long-term  capital gains,  are
generally not exempt from New York State or City personal income tax.

OHIO.  The State's  economy is reliant in part on durable  goods  manufacturing,
largely concentrated in motor vehicles and equipment, steel, rubber products and
household  appliances.  As a result,  economic activity in Ohio tends to be more
cyclical  than in some other  states and in the nation as a whole.  Unemployment
declined  from 6.5% to 4.2%  between  November,  1993 and  November,  1994.  The
national  unemployment  rate in  November,  1994 was  5.6%.  In fiscal  1993,  a
projected  $520  million  budget gap was  addressed  through tax  increases  and
appropriation  cuts.  The fiscal year 1994 budget was balanced,  and the State's
General Revenue Fund had an ending fund balance of $560 million.

     General  obligations  of  Ohio  are  rated  Aa and AA by S&P  and  Moody's,
respectively  (except that highway obligations are rated Aaa by S&P). Fitch does
not currently rate the State's general obligations.

OHIO TAXES.  In the  opinion of special  tax  counsel to the Ohio Fund,  Squire,
Sanders & Dempsey,  under Ohio law, individuals who are otherwise subject to the
Ohio  personal  income tax will not be subject to such tax on dividends  paid by
the Ohio Fund to the extent such dividends are properly attributable to interest
on  obligations  issued by or on  behalf  of the State of Ohio or its  political
subdivisions or the agencies or instrumentalities  thereof ("Ohio Obligations").
Dividends  paid by the Ohio Fund also will be excluded  from the net income base
of the Ohio corporation  franchise tax to the extent such dividends are excluded
from gross income for Federal  income tax purposes or properly  attributable  to
interest on Ohio obligations.  However,  the Ohio Fund's shares will be included
in the tax base  computing the Ohio  corporation  franchise tax on the net worth
basis.  These  conclusions  regarding  Ohio taxation are based on the assumption
that the Ohio Fund will  continue to qualify as a regulated  investment  company
under  the Code and that at all  times at least  50% of the  value of the  total
assets of the Ohio Fund will consist of obligations of the State of Ohio and its
political   subdivisions  or  similar  obligations  of  other  states  or  their
subdivisions  determined,  to the  extent  the  Ohio  Fund  invests  in the Ohio
Portfolio,  by treating the Ohio Fund as owning its  proportionate  share of the
assets owned by the Ohio Portfolio.

RHODE ISLAND.  In an attempt to compensate for budget problems in 1990 and 1991,
the State's budget for fiscal 1993  incorporated a combination of service budget
reductions,   aggressive   pursuit  of  federal  program  receipts  and  revenue
enhancements.  In 1993,  the State recorded on $8.4 million  operating  surplus,
boosting the  undesignated  general fund balance to $8.7 million.  Combined with
budget stabilization  reserves,  the State ended fiscal 1993 with $32 million in
available  monies (equal to 1.4% of  expenditures).  The fiscal year 1994 budget
excluded nearly all gasoline tax revenues and transportation expenditures, which
will now be recorded in a new dedicated surface transportation fund. Fiscal 1994
revenues  estimates  were  $14  million  above  the  enacted  budget.  Unaudited
expenditures  in excess of revised  revenues are,  however,  expected to yield a
$2.9  million  drawdown of balances to $5.8  million.  The 1995 budget  includes
budgeted reserves of $46.5 million (equal to 3% of fiscal 1995 expenditures).

     In  January,  1991,  the  collapse  of the Rhode  Island  Share and Deposit
Indemnity Corporation precipitated the closure of 45 financial institutions with
a total deposit liability of approximately $1.7 billion. In response,  the State
created the Rhode Island Depositors  Economic Protection  Corporation,  a public
corporation,  ("DEPCO"),  to assist in the  resolution of the resulting  banking
crisis.  By the end of 1992,  substantially  all of the frozen deposits had been
repaid or otherwise made available to depositors through the reopening,  sale or
liquidation  of  the  closed  institutions.   DEPCO  currently  has  outstanding
approximately  $475.8 million of special obligation bonds, the proceeds of which
were used to  facilitate  the sale of  certain  institutions  and the  payout of
frozen  deposits.  Receipts  from .6% of the State's  sales and use tax rate are
dedicated  to a special  revenue  fund to be used for  repayment  of the special
obligation bonds. In addition, DEPCO has outstanding  approximately $130 million
of general  obligation  bonds,  which it expects will be repaid primarily out of
the  proceeds  from  liquidating  assets  acquired  from  certain  of the failed
institutions.  Over the next 20 years,  DEPCO is also  obligated  to pay  former
depositors approximately $54 million.

     Under the budget enacted for fiscal year 1993,  State aid programs to Rhode
Island  cities  and towns is slated to be  $379.9  million,  representing  a net
increase  over fiscal  year 1992 of $34.5  million.  In fiscal year 1994,  Rhode
Island cities and towns are expected to start  receiving 1% of State tax revenue
(approximately  $12.6  million) as a  distribution  through the general  revenue
sharing program.

     The State's budget  difficulties,  together with the banking crisis and the
issuance of the DEPCO  debt,  contributed  to a lowering  of the State's  credit
rating in 1992 to A-1 by Moody's  and AA- with a stable  outlook  from S&P.  The
State reportedly ranks fourth among all states in per capita  tax-supported debt
load.  General  obligations  of Rhode Island are rated AA-, A-1 and AA-, by S&P,
Moody's and Fitch, respectively.

RHODE ISLAND  TAXES.  The Rhode Island Fund  obtained an opinion from  Hinckley,
Allen & Snyder,  special tax counsel to the Rhode Island Fund,  that under Rhode
Island law, dividends paid by the Rhode Island Fund are exempt from Rhode Island
state income tax for  individuals  who reside in Rhode Island to the extent such
dividends are excluded from gross income for Federal income tax purposes and are
derived from interest  payments on  obligations  of Rhode Island,  its political
subdivisions, the Territories or the United States ("Rhode Island Obligations").
Other  distibutions  from the Rhode Island Fund,  including  distributions  from
capital gains,  are generally not exempt from Rhode Island state personal income
tax.

WEST  VIRGINIA.   The  West  Virginia  economy  is  heavily   dependent  on  the
resource-based  industries,  specifically coal, chemical and steel. Although the
State's  economy has begun to rebound  from the  economic  recession,  the State
unemployment rate remains significantly above the national average. For October,
1994, the State unemployment rate was 7.9% down from the October,  1993 level of
10.4%, but well above the national average of 5.8%. The service and wood sectors
and tourism are expected to lead the improving State economy.  The manufacturing
sector has  contracted  in past years,  and mining  employment  is 16% below the
level which existed in 1990.  Per capita  income for the state is  approximately
78% of the national average.

     Despite  attempts  to make  State  government  more  efficient,  the  State
continues to experience  revenue  shortfalls.  In addition,  the State was faced
with significant unfunded liabilities in its Workers Compensation Fund, Teachers
Retirement  Fund  and  certain  other  retirement  systems  in  1992.  A  Public
Retirement Task Force was established to examine the State's  retirement systems
and to make recommendations to place the systems on a sound financial basis. The
current  status of this situation was  unavailable.  On a budgetary  basis,  for
1992,  the General Fund was drawn down by $41 million to $27  million.  In 1993,
the State realized a $44 million operating  surplus.  The Governor had imposed a
5% spending cut on most state agencies during 1993.

     The West  Virginia  Supreme  Court of  Appeals  recently  declared a School
Building  Authority  to  be  unconstitutional.  Although  prior  issuances  were
unaffected  by the  ruling,  the State  cannot  issue  lease  obligations  going
forward.  There can be no assurance as to the level of future debt borrowing and
the possible implications on the financial position of the State.

    General  obligations of West Virginia are currently  rated A+, A1 and A+, by
S&P, Moody's and Fitch, respectively.

WEST VIRGINIA  TAXES.  In the opinion of Bowles,  Rice,  McDavid,  Graff & Love,
special West Virginia tax counsel to the West Virginia Fund, under existing West
Virginia  law, in 1991 the West Virginia  Department  of Tax and Revenue  issued
Technical  Assistance  Advisory  91-002 which was declared to be of precedential
value. This Technical  Assistance Advisory addresses liability for West Virginia
personal  income tax on interest  and dividend  income  received by investors in
regulated investment companies.  Accordingly, under existing law, as long as the
West Virginia Fund qualifies as a separate "regulated  investment company" under
the Code, that portion of  exempt-interest  dividends that  represents  interest
income received by the West Virginia Fund from  obligations of the United States
and its  possessions  and  interest  or  dividend  income  received  by the West
Virginia  Fund on  obligations  or  securities  of any  authority  commission or
instrumentality of the United States or of the State of West Virginia,  which is
exempt from West  Virginia  State income tax by Federal or West Virginia law, is
exempt from West Virginia  Personal Income Tax. This exemption does not apply to
any  portion of  interest  income on  obligations  of any state  other than West
Virginia,  regardless of any exemption  provided under Federal law. In the event
the West  Virginia  Fund fails to qualify  as a separate  "regulated  investment
company", the foregoing exemption may be unavailable or substantially limited.

     The  Technical  Assistance  Advisory  contains  a more  specific,  although
nonexclusive,  list  of  obligations  and  authorities  which  are  exempt  from
taxation.  The  Technical  Assistance  Advisory  also  confirms that interest on
indebtedness  incurred  (directly or  indirectly)  by a shareholder  of the West
Virginia  Fund to purchase or carry shares of the West Virginia Fund will not be
deductible for West Virginia income purposes.

PUERTO RICO.  The economy of Puerto Rico is dominated by the  manufacturing  and
service sectors. Although the economy of Puerto Rico expanded significantly from
fiscal 1984 through fiscal 1990, the rate of this expansion slowed during fiscal
years 1991, 1992 and 1993. Growth in fiscal 1994 will depend on several factors,
including the state of the U.S. economy and the relative  stability in the price
of oil, the exchange rate of the U.S. dollar and the cost of borrowing. Although
the Puerto Rico  unemployment  rate has declined  substantially  since 1985, the
seasonally adjusted  unemployment rate for August, 1994 was approximately 14.5%.
The North American Free Trade Agreement (NAFTA),  which became effective January
1,  1994,  could  lead to the loss of  Puerto  Rico's  lower  salaried  or labor
intensive jobs to Mexico.

     S&P rates Puerto Rico general  obligations  debt A, while  Moody's rates it
Baa1;  these  ratings  have been in place  since  1956 and  1976,  respectively.
Reliance on  nonrecurring  revenues and economic  weakness led S&P to change its
outlook from stable to negative.
<PAGE>
                       EV MARATHON FLORIDA TAX FREE FUND
                    EV MARATHON MASSACHUSETTS TAX FREE FUND
                     EV MARATHON MISSISSIPPI TAX FREE FUND
                       EV MARATHON NEW YORK TAX FREE FUND
                         EV MARATHON OHIO TAX FREE FUND
                     EV MARATHON RHODE ISLAND TAX FREE FUND
                    EV MARATHON WEST VIRGINIA TAX FREE FUND

                SUPPLEMENT TO PROSPECTUS DATED FEBRUARY 1, 1995

                     EV MARATHON CALIFORNIA MUNICIPALS FUND
                      EV MARATHON NATIONAL MUNICIPALS FUND

               SUPPLEMENT TO PROSPECTUSES DATED FEBRUARY 1, 1995



         The Trustees of each Fund and the corresponding  Portfolio have amended
the nonfundamental investment policy governing call options to read "neither the
Fund nor the Portfolio may engage in options, futures or forward transactions if
more than 5% of its net assets,  as measured by the  aggregate  of the  premiums
paid  by the  Fund  or the  Portfolio,  would  be so  invested".  THE  FOLLOWING
DISCLOSURE IS ADDED TO THE SECTION "WHEN-ISSUED SECURITIES":


                  The  Portfolio  may also  purchase  instruments  that give the
         Portfolio  the option to  purchase a municipal  obligation  when and if
         issued.





May 5, 1995                                                                M-CPS
<PAGE>
<PAGE>

                     EV MARATHON NATIONAL MUNICIPALS FUND

    IN SEEKING CURRENT INCOME, EV MARATHON NATIONAL MUNICIPALS FUND (THE "FUND")
IS A MUTUAL  FUND  SEEKING TO PROVIDE  CURRENT  INCOME  EXEMPT  FROM THE REGULAR
FEDERAL INCOME TAX. THE FUND INVESTS ITS ASSETS IN NATIONAL MUNICIPALS PORTFOLIO
(THE  "PORTFOLIO"),  A DIVERSIFIED  OPEN-END  INVESTMENT COMPANY HAVING THE SAME
INVESTMENT  OBJECTIVE  AS THE FUND,  RATHER  THAN BY DIRECTLY  INVESTING  IN AND
MANAGING ITS OWN PORTFOLIO OF SECURITIES AS WITH HISTORICALLY  STRUCTURED MUTUAL
FUNDS. THE FUND IS A SERIES OF EATON VANCE MUNICIPALS TRUST (THE "TRUST").

    Shares of the Fund are not  deposits or  obligations  of, or  guaranteed  or
endorsed  by, any bank,  and are not  federally  insured by the Federal  Deposit
Insurance Corporation, the Federal Reserve Board or any other government agency.
Shares of the Fund involve investment risks, including fluctuations in value and
the possible loss of some or all of the principal investment.

    This Prospectus is designed to provide you with  information you should know
before investing.  Please retain this document for future reference. A Statement
of Additional  Information  dated February 1, 1995 for the Fund, as supplemented
from time to time, has been filed with the  Securities  and Exchange  Commission
and  is  incorporated   herein  by  reference.   This  Statement  of  Additional
Information is available  without charge from the Fund's Principal  Underwriter,
Eaton Vance Distributors,  Inc., 24 Federal Street,  Boston, MA 02110 (telephone
(800) 225-6265).  The Portfolio's  investment  adviser is Boston  Management and
Research (the "Investment  Adviser"),  a wholly-owned  subsidiary of Eaton Vance
Management,   and   Eaton   Vance   Management   is   the   administrator   (the
"Administrator")  of the Fund.  The  offices of the  Investment  Adviser and the
Administrator are located at 24 Federal Street, Boston, MA 02110.

- --------------------------------------------------------------------------------
    THESE SECURITIES HAVE NOT BEEN APPROVED OR DISAPPROVED BY THE SECURITIES  
    AND EXCHANGE COMMISSION OR ANY STATE SECURITIES COMMISSION NOR  HAS THE   
     SECURITIES AND EXCHANGE COMMISSION OR ANY STATE SECURITIES COMMISSION    
          PASSED UPON THE ACCURACY OR ADEQUACY OF THIS PROSPECTUS. ANY        
             REPRESENTATION TO THE CONTRARY IS A CRIMINAL OFFENSE.            
- --------------------------------------------------------------------------------

<TABLE>
<S>                                                <C>   <C>                                            <C> 
                                                   Page                                                 Page
Shareholder and Fund Expenses .....................   2  How to Redeem Fund Shares .....................  19
The Fund's Financial Highlights ...................   4  Reports to Shareholders .......................  21
The Fund's Investment Objective ...................   5  The Lifetime Investing Account/Distribution
How the Fund and the Portfolio Invest                      Options .....................................  21
  their Assets ....................................   5  The Eaton Vance Exchange Privilege ............  22
Organization of the Fund and the Portfolio ........  11  Eaton Vance Shareholder Services ..............  23
Management of the Fund and the Portfolio ..........  13  Distributions and Taxes .......................  24
Distribution Plan .................................  14  Performance Information .......................  25
Valuing Fund Shares ...............................  17  Appendix ......................................  27
How to Buy Fund Shares ............................  18
- ------------------------------------------------------------------------------------------------------------
                                     PROSPECTUS DATED FEBRUARY 1, 1995

</TABLE>
<PAGE>
SHAREHOLDER AND FUND EXPENSES (1)
- ------------------------------------------------------------------------------

SHAREHOLDER TRANSACTION EXPENSES
  Sales Charges Imposed on Purchases of Shares                              None
  Sales Charges Imposed on Reinvested Distributions                         None
  Fees to Exchange Shares                                                   None
  Range of Declining Contingent Deferred Sales Charges 
    Imposed on Redemption During the First Seven Years
    (as a percentage of redemption proceeds exclusive of all
    reinvestments and capital apprecition in the account)(2)            5.00%-0%

ANNUAL FUND AND ALLOCATED PORTFOLIO OPERATING EXPENSES
(as a percentage of average daily net assets)
  Investment Adviser Fee(3)                                                0.44%
  Rule 12b-1 Distribution (and Service) Fees                               0.91
  Other Expenses                                                           0.16
                                                                           -----
    Total Operating Expenses                                               1.51%
                                                                           =====

EXAMPLE                                 1 YEAR    3 YEARS    5 YEARS    10 YEARS
                                        ------    -------    -------    --------
An investor would pay the following
  contingent deferres sales charge
  and expenses on a $1,000 investment,
  assuming (a) 5% annual return and
  (b) redemption at the end of each
  period:                                 $65       $88       $102         $180
An investor would pay the following
  expenses on the same investment,
  assuming (a) 5% annual return and
  (b) no redemptions:                     $15       $48       $ 82         $180

Notes:
(1) The  purpose of the above table and Example is to  summarize  the  aggregate
    expenses  of  the  Fund  and  the  Portfolio  and  to  assist  investors  in
    understanding the various costs and expenses that investors in the Fund will
    bear  directly or  indirectly.  The Trustees of the Trust  believe that over
    time the aggregate per share  expenses of the Fund and the Portfolio  should
    be approximately  equal to the per share expenses which the Fund would incur
    if the Trust  retained the services of an investment  adviser and the assets
    of the Fund were invested  directly in the type of securities  being held by
    the  Portfolio.  The  percentages  indicated  as Annual  Fund and  Allocated
    Portfolio  Operating  Expenses  and the amounts  included in the Example are
    based on the Fund's and  Portfolio's  fees and  expenses for the fiscal year
    ended  September 30, 1994.  The table and Example should not be considered a
    representation of past or future expenses and actual expenses may be greater
    or less than those shown. For further information  regarding the expenses of
    the  Fund  and  the  Portfolio  see  "The  Fund's   Financial   Highlights,"
    "Organization  of the Fund and the  Portfolio,"  "Management of the Fund and
    the  Portfolio"  and "How to Redeem  Fund  Shares".  Because  the Fund makes
    payments under its  Distribution  Plan adopted under Rule 12b-1, a long-term
    shareholder  may pay  more  than  the  economic  equivalent  of the  maximum
    front-end  sales charge  permitted by a rule of the National  Association of
    Securities Dealers, Inc. See "Distribution Plan." Other investment companies
    with different distribution  arrangements are investing in the Portfolio and
    additional such companies may do so in the future.  See "Organization of the
    Fund and the Portfolio".
(2) No contingent  deferred sales charge is imposed on (a) shares purchased more
    than six years  prior to the  redemption,  (b) shares  acquired  through the
    reinvestment  of dividends and  distributions  and (c) any  appreciation  in
    value of other shares in the account (see "How to Redeem Fund Shares"),  and
    no such charge is imposed on  exchanges  of Fund shares for shares of one or
    more other funds in the Eaton Vance  Marathon Group of Funds (see "The Eaton
    Vance Exchange Privilege").
(3) The  Portfolio's  monthly  advisory fee has two  components,  a fee based on
    daily net assets and a fee based on daily gross income,  as set forth in the
    fee schedule on page 13.


<PAGE>
THE FUND'S FINANCIAL HIGHLIGHTS
- ------------------------------------------------------------------------------
The  following  information  should be read in  conjunction  with the  financial
statements included in the Statement of Additional Information, all of which has
been so  included  in  reliance  upon the  report  of  Deloitte  &  Touche  LLP,
independent certified public accountants, as experts in accounting and auditing.
Further  information  regarding the  performance of the Fund is contained in the
Fund's annual report to  shareholders  which may be obtained  without  charge by
contacting the Principal Underwriter, Eaton Vance Distributors, Inc.

<TABLE>
- -----------------------------------------------------------------------------------------------------------------------------------
<CAPTION>
                                                                 YEAR ENDED SEPTEMBER 30,
                           --------------------------------------------------------------------------------------------------------
                             1994         1993(1)       1992        1991         1990       1989       1988       1987     1986*(a)
                           --------------------------------------------------------------------------------------------------------
<S>                         <C>          <C>          <C>          <C>          <C>        <C>        <C>        <C>       <C>      
NET ASSET VALUE,
  beginning of year ..      $10.570      $ 9.820      $ 9.430      $ 9.120      $ 9.570    $ 9.570    $ 9.260    $10.180   $10.000
                             ------       ------       ------       ------       ------     ------     ------     ------    ------
INCOME FROM OPERATIONS:
  Net investment
    income ...........      $ 0.556      $ 0.553      $ 0.568      $ 0.586      $ 0.613    $ 0.642    $ 0.659    $ 0.684   $ 0.669
  Net realized and
    unrealized (loss)
    gain on
    investments ......       (1.043)       0.856        0.490        0.413       (0.348)     0.095      0.404     (0.819)    0.257
                             ------       ------       ------       ------       ------     ------     ------     ------    ------
    Total income
      (loss) from
      operations .....     $ (0.487)     $ 1.409      $ 1.058      $ 0.999      $ 0.265    $ 0.737    $ 1.063   $ (0.135)  $ 0.849
                             ------       ------       ------       ------       ------     ------     ------     ------    ------
LESS DISTRIBUTIONS:
  From net investment
    income ...........     $ (0.556)    $ (0.553)    $ (0.568)    $ (0.586)    $ (0.613)  $ (0.643)  $ (0.658)  $ (0.684) $ (0.669)
  In excess of net
    investment income
    (1) ..............       (0.077)      (0.106)      (0.100)      (0.103)      (0.102)    (0.094)    (0.095)    (0.101)       --
  In excess of net
    realized gain on
    investment
    transactions .....       (0.040)          --           --           --           --         --         --         --        --
                             ------       ------       ------       ------       ------     ------     ------     ------    ------
    Total
      distributions ..     $ (0.673)    $ (0.659)    $ (0.668)    $ (0.689)    $ (0.715)  $ (0.737)  $ (0.753)  $ (0.785) $ (0.669)
                             ------       ------       ------       ------       ------     ------     ------     ------    ------
NET ASSET VALUE, end
  of year ............     $  9.410      $10.570      $ 9.820      $ 9.430      $ 9.120    $ 9.570    $ 9.570    $ 9.260   $10.180
                             ======       ======       ======       ======       ======     ======     ======     ======    ======
TOTAL RETURN(2) ......      (4.82)%       14.90%       11.67%       11.33%        2.83%      7.96%     11.94%    (1.64)%     8.33%
RATIOS/SUPPLEMENTAL DATA:
  Net assets, end of
    year (000 omitted)   $2,171,901   $2,090,482   $1,491,904   $1,178,454   $1,063,131   $988,267   $849,875   $860,547  $615,771
  Ratio of net
    expenses to
    average daily net
    assets(3)(b) .....        1.51%        1.67%        1.79%        1.86%        1.90%      1.91%      1.93%      1.78%     0.63%+
  Ratio of net
    investment income
    to average daily
    net assets(b) ....        5.54%        5.43%        5.88%        6.31%        6.50%      6.66%      6.98%      6.78%     7.86%+
PORTFOLIO TURNOVER(4)            --          10%          54%          54%          15%        10%        19%        15%       13%
*Period from the start of business, December 19, 1985, to September 30, 1986.
+Computed on an annualized basis.
NOTES:
<FN>
(a) Certain of the above  per-share  figures for the period ended  September 30,
    1986 are based on average shares outstanding during the period.
(b) On June 12, 1987, the Securities and Exchange  Commission adopted a new rule
    which requires sales commissions paid to the Principal Underwriter under the
    Distribution Plan to be treated as an operating expense rather than a charge
    to paid-in  capital.  Beginning with the year ended  September 30, 1987, the
    Fund changed its policy from charging such commissions to paid-in capital to
    recognizing them as operating expenses.  Had the rule been in effect for the
    year ended  September 30, 1986,  the  annualized  ratios of expenses and net
    investment  income to average  net  assets  would have been 1.63% and 6.86%,
    respectively.
(1) Distributions  from paid-in  capital for the years ended  September 30, 1986
    through  1992 have been  restated to conform  with the  treatment  permitted
    under current financial reporting standards.
(2) Total return is calculated assuming a purchase at the net asset value on the
    first day and a sale at the net asset  value on the last day of each  period
    reported. Dividends and distributions,  if any, are assumed to be reinvested
    at the net asset value on the payable date.
(3) Includes  the Fund's  share of  National  Municipals  Portfolio's  allocated
    expenses  for the year ended  September  30,  1994 and for the  period  from
    February 1, 1993 to September 30, 1993.
(4) Portfolio Turnover  represents the rate of portfolio activity for the period
    while the Fund was making investments directly in securities.  The portfolio
    turnover for the period since the Fund transferred  substantially all of its
    investable  assets to the  Portfolio is shown in the  Portfolio's  financial
    statements which are included in the Fund's annual report.
</TABLE>



<PAGE>
THE FUND'S INVESTMENT OBJECTIVE
- ------------------------------------------------------------------------------

THE FUND'S  INVESTMENT  OBJECTIVE IS TO PROVIDE  CURRENT  INCOME EXEMPT FROM THE
REGULAR  FEDERAL INCOME TAX. The Fund seeks to meet its investment  objective by
investing its assets in the National Municipals  Portfolio (the "Portfolio"),  a
separate  registered  investment  company which  invests  primarily in municipal
obligations  (described  below) which are rated at least  investment  grade by a
major  rating  agency or, if unrated,  determined  to be of at least  investment
quality by the Investment Adviser.

HOW THE FUND AND THE PORTFOLIO INVEST THEIR ASSETS
- ------------------------------------------------------------------------------

THE FUND SEEKS TO ACHIEVE ITS INVESTMENT  OBJECTIVE BY INVESTING EITHER DIRECTLY
OR INDIRECTLY THROUGH ANOTHER OPEN-END  MANAGEMENT  INVESTMENT COMPANY PRIMARILY
(I.E., AT LEAST 80% OF ITS ASSETS DURING PERIODS OF NORMAL MARKET CONDITIONS) IN
DEBT OBLIGATIONS  ISSUED BY OR ON BEHALF OF STATES,  TERRITORIES AND POSSESSIONS
OF THE  UNITED  STATES,  AND  THE  DISTRICT  OF  COLUMBIA  AND  THEIR  POLITICAL
SUBDIVISIONS,  AGENCIES OR  INSTRUMENTALITIES,  THE  INTEREST ON WHICH IS EXEMPT
FROM THE REGULAR  FEDERAL  INCOME TAX.  The  foregoing  policy is a  fundamental
policy  of both the Fund and the  Portfolio,  which  may not be  changed  unless
authorized  by a vote of the  shareholders  of the Fund or the  investors in the
Portfolio,  as the case may be,  except  that  the  Fund  may  also  invest  its
investable  assets in the Portfolio or in another  open-end  investment  company
with substantially the same investment objectives,  policies and restrictions as
the Fund.

    At least 65% of the net assets of the Portfolio will normally be invested in
municipal  obligations rated at least investment grade at the time of investment
(which  are  those  rated  Baa or  higher by  Moody's  Investors  Service,  Inc.
("Moody's")  or BBB or higher by either  Standard & Poor's Ratings Group ("S&P")
or by Fitch Investors Service, Inc. ("Fitch"), or, if unrated, determined by the
Investment  Adviser  to be of  at  least  investment  grade  quality.  Municipal
obligations rated Baa or BBB may have speculative characteristics. Also, changes
in  economic  conditions  or other  circumstances  are more  likely to lead to a
weakened  capacity to make  principal and interest  payments than in the case of
higher rated  obligations.  The  Portfolio  will invest less than 35% of its net
assets in municipal obligations rated below investment grade (but not lower than
B by Moody's, S&P or Fitch) and unrated municipal  obligations  considered to be
of comparable quality by the Investment  Adviser.  Securities rated below BBB or
Baa are commonly  known as "junk bonds".  The Portfolio may retain an obligation
whose rating drops below B after its acquisition if such retention is considered
desirable by the Portfolio's  Investment Adviser. See "Credit Quality -- Risks."
For a  description  of  municipal  obligation  ratings,  see  the  Statement  of
Additional Information.

MUNICIPAL OBLIGATIONS. Municipal obligations include bonds, notes and commercial
paper  issued by a  municipality  for a wide  variety of both public and private
purposes.  Public purpose municipal bonds include general obligation and revenue
bonds.  General  obligation  bonds are backed by the taxing power of the issuing
municipality. Revenue bonds are backed by the revenues of a project or facility.
Municipal   notes  include  bond   anticipation,   tax   anticipation,   revenue
anticipation and  construction  loan notes.  Bond, tax and revenue  anticipation
notes are  short-term  obligations  that will be retired with the proceeds of an
anticipated  bond  issue,  tax  revenue  or  facility   revenue,   respectively.
Construction loan notes are short-term obligations that will be retired with the
proceeds of long-term mortgage financing.

    Interest on certain "private  activity bonds" issued after August 7, 1986 is
exempt  from the regular  Federal  income tax  applicable  to  individuals  (and
corporations),  but such interest  (including a distribution by the Fund derived
from such interest) is treated as a tax preference  item which could subject the
recipient to or increase his liability for the Federal  alternative minimum tax;
as at September 30, 1994, the Portfolio had 30.45% of its net assets invested in
such  private   activity   bonds.   For  corporate   shareholders,   the  Fund's
distributions  derived  from  interest on all  municipal  obligations  (whenever
issued) is included in "adjusted  current  earnings" for purposes of the Federal
alternative  minimum tax applicable to  corporations  (to the extent not already
included in alternative minimum taxable income as income attributable to private
activity bonds).

    The Omnibus Budget Reconciliation Act of 1993 changed the federal income tax
treatment  of market  discount on  long-term  tax-exempt  municipal  obligations
(i.e., obligations with a term of more than one year) purchased in the secondary
market  after  April 30,  1993 from  taxable  capital  gain to taxable  ordinary
income. A long-term debt obligation is generally treated as acquired at a market
discount  if the  secondary  market  purchase  price is less than (i) the stated
principal amount payable at maturity, in the case of an obligation that does not
have original issue discount or (ii) in the case of an obligation that does have
original  issue  discount,  the sum of the issue  price and any  original  issue
discount that accrued before the  obligation  was  purchased.  The Portfolio may
acquire  municipal  obligations at a market  discount from time to time, and the
Fund's  distributions  will (when so required) include taxable income reflecting
the realization of such accrued  discount by the Portfolio and its allocation to
the Fund.

MATURITY.  It is expected that the Portfolio will normally  contain  substantial
amounts of long-term municipal  obligations with maturities of ten years or more
because  such  long-term   obligations  generally  produce  higher  income  than
short-term  obligations.  Such  long-term  obligations  are more  susceptible to
market  fluctuations  resulting from changes in interest rates than shorter term
obligations.  Since the Portfolio's  objective is to provide current income, the
Portfolio  will invest in municipal  obligations  with an emphasis on income and
not on stability of the Portfolio's net asset value. The average maturity of the
Portfolio's  holdings may vary (generally  between 15 and 30 years) depending on
anticipated market conditions.

    Although the Portfolio will normally attempt to invest  substantially all of
its assets in municipal  obligations,  the  Portfolio  may,  under normal market
conditions,  invest  up to 20% of  its  assets  in  short-term  obligations  the
interest  on which is subject to regular  Federal  income tax.  Such  short-term
taxable  obligations  may  include,  but are not  limited  to,  certificates  of
deposit, commercial paper, short-term notes and obligations issued or guaranteed
by the U.S.  Government  or any of its  agencies  or  instrumentalities.  During
periods of adverse market conditions,  the Portfolio may temporarily invest more
than 20% of its assets in such  short-term  taxable  obligations,  which will be
rated no lower than investment grade.

DIVERSIFIED  STATUS.  The Portfolio is a "diversified"  investment company under
the Investment  Company Act of 1940.  This means that with respect to 75% of its
total assets (1) the  Portfolio  may not invest more than 5% of its total assets
in the securities of any one issuer (except U.S. Government obligations) and (2)
the Portfolio may not own more than 10% of the outstanding  voting securities of
any one issuer. Since municipal obligations are not voting securities,  there is
no limit on the percentage of a single issuer's  obligations which the Portfolio
may own so long as it does not  invest  more than 5% of its total  assets in the
securities of that issuer.  Consequently,  the Portfolio may invest in a greater
percentage  of the  outstanding  securities  of a single  issuer  than  would an
investment   company   which   invests  in  voting   securities.   There  is  no
diversification requirement with respect to the remaining 25% of the Portfolio's
total  assets,  so that all of such assets may be invested in the  securities of
any one issuer.  To the extent that the Portfolio is less  diversified than that
of other investment companies, it may be subject to an increased risk of loss if
the issuer is unable to make  interest  or  principal  payments or if the market
value of such securities declines.

CONCENTRATION.  The  Portfolio may invest 25% or more of its assets in municipal
obligations of issuers located in the same state or in municipal  obligations of
the same type,  including without limitation the following:  general obligations
of  states  and  localities;   lease  rental  obligations  of  state  and  local
authorities;  obligations  of  state  and  local  housing  finance  authorities,
municipal  utilities  systems or public  housing  authorities;  obligations  for
hospitals  or life care  facilities;  or  industrial  development  or  pollution
control  bonds issued for  electric  utility  systems,  steel  companies,  paper
companies or other  purposes.  This may make the Portfolio  more  susceptible to
adverse economic,  political,  or regulatory  occurrences affecting a particular
category of issuers. For example, health-care related issuers are susceptible to
medicaid reimbursement policies, and national and state health care legislation.
As the Portfolio's  concentration in the securities of a particular  category of
issuer  increases,  so does the  potential for  fluctuation  in the value of the
Fund's shares.

- --------------------------------------------------------------------------------
  THE  FUND  AND THE  PORTFOLIO  HAVE  ADOPTED  CERTAIN  FUNDAMENTAL  INVESTMENT
  RESTRICTIONS  WHICH ARE  ENUMERATED  IN DETAIL IN THE  STATEMENT OF ADDITIONAL
  INFORMATION  AND WHICH MAY NOT BE CHANGED  UNLESS  AUTHORIZED BY A SHAREHOLDER
  VOTE  AND  AN  INVESTOR  VOTE,   RESPECTIVELY.   EXCEPT  FOR  SUCH  ENUMERATED
  RESTRICTIONS  AND AS OTHERWISE  INDICATED IN THIS  PROSPECTUS,  THE INVESTMENT
  OBJECTIVE  AND  POLICIES  OF THE FUND AND THE  PORTFOLIO  ARE NOT  FUNDAMENTAL
  POLICIES AND  ACCORDINGLY  MAY BE CHANGED BY THE TRUSTEES OF THE TRUST AND THE
  PORTFOLIO  WITHOUT  OBTAINING THE APPROVAL OF THE FUND'S  SHAREHOLDERS  OR THE
  INVESTORS  IN THE  PORTFOLIO,  AS THE CASE MAY BE. IF ANY CHANGES WERE MADE IN
  THE FUND'S  INVESTMENT  OBJECTIVE,  THE FUND MIGHT HAVE INVESTMENT  OBJECTIVES
  DIFFERENT FROM THE OBJECTIVES WHICH AN INVESTOR CONSIDERED  APPROPRIATE AT THE
  TIME THE INVESTOR BECAME A SHAREHOLDER IN THE FUND.
- --------------------------------------------------------------------------------

MUNICIPAL   LEASES.   The   Portfolio   may  invest  in  municipal   leases  and
participations  therein which frequently involve special risks. Municipal leases
are  obligations in the form of a lease or installment  purchase which is issued
by state or local governments to acquire  equipment and facilities.  Income from
such  obligations is generally exempt from local and state taxes in the state of
issuance.  "Participations"  in such leases are undivided interests in a portion
of the total obligation.  Participations  entitle their holders to receive a pro
rata share of all payments under the lease. A trustee is usually responsible for
administering  the terms of the  participation  and enforcing the  participants'
rights in the underlying lease.  Leases and installment  purchase or conditional
sale  contracts  (which  normally  provide for title to the leased asset to pass
eventually to the governmental  issuer) have evolved as a means for governmental
issuers to acquire property and equipment without meeting the constitutional and
statutory requirements for the issuance of debt. State debt-issuance limitations
are  deemed  to be  inapplicable  because  of the  inclusion  in many  leases or
contracts of  "non-appropriation"  clauses  that  provide that the  governmental
issuer has no  obligation  to make future  payments  under the lease or contract
unless money is  appropriated  for such purpose by the  appropriate  legislative
body on a yearly or other periodic  basis.  Such  arrangements  are,  therefore,
subject to the risk that the governmental  issuer will not appropriate funds for
lease payments.

    Certain  municipal lease  obligations may be deemed illiquid for the purpose
of the Portfolio's 15% limitation on investments in illiquid securities,  unless
determined by the  Investment  Adviser,  pursuant to  guidelines  adopted by the
Trustees  of the  Portfolio,  to be liquid  securities  for the  purpose of such
limitation.  In determining  the liquidity of municipal lease  obligations,  the
Investment  Adviser  will  consider  a variety  of  factors  including:  (1) the
willingness  of  dealers  to bid for the  security;  (2) the  number of  dealers
willing to purchase  or sell the  obligation  and the number of other  potential
buyers;  (3) the frequency of trades and quotes for the obligation;  and (4) the
nature of the  marketplace  trades.  In addition,  the  Investment  Adviser will
consider   factors  unique  to  particular  lease   obligations   affecting  the
marketability  thereof.  These  include  the  general  creditworthiness  of  the
municipality,  the  importance  of the  property  covered  by the  lease  to the
municipality,  and the likelihood that the  marketability of the obligation will
be maintained  throughout the time the  obligation is held by the Portfolio.  In
the event the Portfolio  acquires an unrated  municipal  lease  obligation,  the
Investment  Adviser will be responsible  for  determining  the credit quality of
such obligation on an on-going basis,  including an assessment of the likelihood
that the lease may or may not be cancelled.

ZERO COUPON BONDS.  The  Portfolio  may invest in zero coupon bonds,  which debt
obligations which do not require the periodic payment of interest and are issued
at a significant  discount from their face value. Such bonds experience  greater
volatility  in  market  value  due  to  changes  in  interest  rates  than  debt
obligations  which provide for regular payments of interest.  The Portfolio will
accrue income on such bonds for tax and accounting  purposes in accordance  with
applicable law, the Fund's  proportionate share of which income is distributable
to shareholders. Because no cash is received at the time such income is accrued,
the  Portfolio  may be required  to  liquidate  other  portfolio  securities  to
generate  cash that the Fund may withdraw  from the Portfolio to enable the Fund
to satisfy its distribution obligations.

INVERSE  FLOATERS.  The  Portfolio  may  invest in various  types of  derivative
municipal  securities  whose interest rates bear an inverse  relationship to the
interest rate on another security or the value of an index ("inverse floaters").
Derivatives  are  securities  that provide for payments based on or derived from
the performance of an underlying asset,  index or other economic  benchmark.  An
investment  in derivative  instruments,  such as inverse  floaters,  may involve
greater risk than an  investment  in a fixed rate bond.  Because  changes in the
interest  rate on the other  security  or index  inversely  affect the  residual
interest  paid on the  inverse  floater,  the  value of an  inverse  floater  is
generally  more volatile than that of a fixed rate bond.  Inverse  floaters have
interest rate  adjustment  formulas which  generally  reduce or, in the extreme,
eliminate the interest  paid to the Portfolio  when  short-term  interest  rates
rise, and increase the interest paid to the Portfolio when  short-term  interest
rates fall.  Inverse floaters have varying degrees of liquidity,  and the market
for these  securities is new and relatively  volatile.  These securities tend to
underperform  the  market  for  fixed  rate  bonds  in a  rising  interest  rate
environment,  but tend to  outperform  the  market  for fixed  rate  bonds  when
interest  rates  decline.  Shifts in  long-term  interest  rates may alter  this
tendency,  however.  Although  volatile,  inverse  floaters  typically offer the
potential  for yields  exceeding  the yields  available on fixed rate bonds with
comparable  credit  quality and maturity.  These  securities  usually permit the
investor  to  convert  the  floating  rate to a fixed  rate  (normally  adjusted
downward),  and this  optional  conversion  feature may provide a partial  hedge
against  rising rates if exercised at an opportune  time.  Inverse  floaters are
leveraged  because they provide two or more dollars of bond market  exposure for
every dollar invested.

CREDIT QUALITY -- RISKS. Many municipal  obligations offering current income are
in the lowest investment grade category (Baa or BBB), lower categories or may be
unrated.  As indicated above, the Portfolio may invest in municipal  obligations
rated below investment grade (but not lower than B by Moody's, S&P or Fitch) and
comparable  unrated  obligations.  The lowest investment grade,  lower rated and
comparable unrated municipal  obligations in which the Portfolio may invest will
have speculative  characteristics in varying degrees. While such obligations may
have some quality and protective  characteristics,  these characteristics can be
expected to be offset or outweighed by  uncertainties or major risk exposures to
adverse conditions. Lower rated and comparable unrated municipal obligations are
subject to the risk of an issuer's  inability  to meet  principal  and  interest
payments  on the  obligations  (credit  risk) and may also be  subject  to price
volatility due to such factors as interest rate  sensitivity,  market perception
of the  creditworthiness  of the issuer and  general  market  liquidity  (market
risk).  Lower rated and comparable  unrated municipal  obligations are also more
likely to react to real or perceived  developments  affecting  market and credit
risk than are more highly rated obligations,  which react primarily to movements
in the general  level of interest  rates.  The  Portfolio  may retain  defaulted
obligations in its portfolio when such retention is considered  desirable by the
Investment  Adviser.  In the case of a defaulted  obligation,  the Portfolio may
incur  additional   expense  seeking  recovery  of  its  investment.   Municipal
obligations  held by the Portfolio  which are rated below  investment  grade but
which,  subsequent  to the  assignment  of such  rating,  are  backed  by escrow
accounts  containing  U.S.  Government  obligations  may  be  determined  by the
Investment  Adviser  to be of  investment  grade  quality  for  purposes  of the
Portfolio's  investment policies.  The Portfolio's holdings of obligations rated
below investment grade generally will be less than 35% of its net assets. In the
event the rating of an obligation  held by the Portfolio is downgraded,  causing
the  Portfolio to exceed this  limitation,  the  Investment  Adviser will (in an
orderly fashion within a reasonable  period of time) dispose of such obligations
as it deems necessary in order to comply with the foregoing limitation.  See the
Appendix to this  Prospectus for the asset  composition of the Portfolio for the
fiscal year ended September 30, 1994. For a description of the Moody's,  S&P and
Fitch ratings, see the Statement of Additional Information.

INSURED  OBLIGATIONS.  The  Portfolio  may  purchase  municipal  bonds  that are
additionally secured by insurance,  bank credit agreements,  or escrow accounts.
The credit  quality of companies  which  provide such credit  enhancements  will
affect the value of those  securities.  Although the insurance  feature  reduces
certain  financial risks, the premiums for insurance and the higher market price
paid for insured  obligations  may reduce the Fund's  current  yield.  Insurance
generally will be obtained from insurers with a claims-paying  ability rated Aaa
by Moody's or AAA by S&P or Fitch.  The insurance  does not guarantee the market
value of the insured obligations or the net asset value of the Fund's shares.

MARKET  CONDITIONS.  The management of the Portfolio  believes that, in general,
the secondary market for some municipal obligations  (including issues which are
privately  placed with the  Portfolio) is less liquid than that for taxable debt
obligations  or for  large  issues  of  municipal  obligations  that  trade in a
national  market.  No  established  resale  market  exists  for  certain  of the
municipal  obligations  in which  the  Portfolio  may  invest.  The  market  for
obligations  rated below  investment grade is also likely to be less liquid than
the market for higher rated obligations.  These  considerations may restrict the
availability  of such  obligations,  may affect the choice of securities sold to
meet  redemption  requests and may have the effect of limiting  the  Portfolio's
ability  to  sell  or  dispose  of  such  securities.  Also,  valuation  of such
obligations may be more difficult.

NET ASSET  VALUE  FLUCTUATION.  The net asset  value of the Fund will  change in
response to fluctuations  in prevailing  interest rates and changes in the value
of the securities held by the Portfolio.  When interest rates decline, the value
of securities already held by the Portfolio can be expected to rise. Conversely,
when interest rates rise, the value of existing  portfolio security holdings can
be expected to decline.  Therefore, an investment in shares of the Fund will not
constitute a complete investment program.

SHORT-TERM  TRADING.  The Portfolio may sell  securities  in  anticipation  of a
market decline (a rise in interest  rates) or purchase and later sell securities
in anticipation of a market rise (a decline in interest rates).  In addition,  a
security  may be sold and another  purchased at  approximately  the same time to
take advantage of what the Portfolio believes to be a temporary disparity in the
normal yield  relationship  between the two  securities.  Yield  disparities may
occur for reasons not directly  related to the investment  quality of particular
issues or the general movement of interest rates, such as changes in the overall
demand for or supply of various types of municipal obligations or changes in the
investment objectives of investors. Such trading may be expected to increase the
portfolio  turnover  rate and the  expenses  incurred  in  connection  with such
trading. The Portfolio  anticipates that its annual portfolio turnover rate will
generally not exceed 100% (excluding turnover of securities having a maturity of
one year or less).

WHEN-ISSUED  SECURITIES.  The  Portfolio  may  purchase  securities  on a "when-
issued"  basis,  which  means  that  payment  and  delivery  occur  on a  future
settlement  date. The price and yield of such  securities are generally fixed on
the date of commitment to purchase.  However, the market value of the securities
may fluctuate  prior to delivery and upon delivery the  securities  may be worth
more or less than the Portfolio  agreed to pay for them.  The Portfolio will not
accrue income in respect of a when-issued  security prior to its stated delivery
date. The Portfolio will maintain in a segregated  account  sufficient assets to
cover its outstanding purchase obligations.

SECURITIES  LENDING.  The  Portfolio  may seek to increase its income by lending
portfolio securities to broker-dealers or other institutional  borrowers.  Under
present  regulatory  policies of the  Securities  and Exchange  Commission  (the
"Commission"),  such loans are required to be secured continuously by collateral
in cash, cash equivalents or U.S. Government  securities held by the Portfolio's
custodian  and  maintained on a current basis at an amount at least equal to the
market value of the  securities  loaned,  which will be marked to market  daily.
Cash equivalents  include  short-term  municipal  obligations as well as taxable
certificates  of deposit,  commercial  paper and other  short-term  money market
instruments.  The  Portfolio  would have the right to call a loan and obtain the
securities  loaned at any time on up to five business  days' notice.  During the
existence of a loan,  the Portfolio  will continue to receive the  equivalent of
the interest paid by the issuer on the securities loaned and will also receive a
fee, or all or a portion of the interest on  investment  of the  collateral,  if
any.  However,  the  Portfolio  may pay  lending  fees to  such  borrowers.  The
Portfolio  would not have the right to vote any securities  having voting rights
during the existence of the loan, but would call the loan in  anticipation of an
important  vote to be taken  among  holders of the  securities  or the giving or
withholding of their consent on a material matter  affecting the investment.  As
with other  extensions  of credit  there are risks of delay in  recovery or even
loss of rights in the securities  loaned if the borrower of the securities fails
financially. However, the loans will be made only to organizations deemed by the
Portfolio's  management  to be of good standing and when, in the judgment of the
Portfolio's  management,  the consideration  which can be earned from securities
loans of this type justifies the attendant  risk.  Distributions  by the Fund of
any income realized by the Portfolio from securities  loans will be taxable.  If
the management of the Portfolio decides to make securities loans, it is intended
that the value of the securities  loaned would not exceed 30% of the Portfolio's
total assets.

FUTURES AND OPTIONS  TRANSACTIONS.  To hedge against  changes in interest rates,
the  Portfolio  may purchase and sell various  kinds of futures  contracts,  and
purchase and write call and put options on futures contracts.  The Portfolio may
also enter into  closing  purchase  and sale  transactions  with respect to such
contracts  and  options.  The  futures  contracts  may be based on various  debt
securities (such as U.S.  Government  securities),  securities indices and other
financial  instruments  and indices.  The  Portfolio  will engage in futures and
related options  transactions  for bona fide hedging or non-hedging  purposes as
defined  in  regulations  of  the  Commodity  Futures  Trading  Commission.  The
Portfolio  will engage in such  transactions  for  non-hedging  purposes only in
order to  enhance  total  return by using a  futures  position  as a lower  cost
substitute for a securities position that the Portfolio is otherwise  authorized
to enter into.

    The Portfolio may not purchase or sell futures contracts or purchase or sell
related  options,   except  for  closing  purchase  or  sale  transactions,   if
immediately  thereafter  the  sum  of  the  amount  of  margin  deposits  on the
Portfolio's  outstanding positions in futures and related options and the amount
of premiums paid for outstanding positions in options on futures would exceed 5%
of the market value of the Portfolio's net assets. There are no other percentage
limitations on the Portfolio's  transactions  on future  contracts or options on
futures,  except that at least 80% of the Portfolio's assets will be invested in
municipal  obligations as described above. These transactions  involve brokerage
costs, require margin deposits and, in the case of futures contracts and options
requiring  the  Portfolio  to  purchase  securities,  require the  Portfolio  to
segregate liquid high grade debt securities in an amount equal to the underlying
value of such contracts and options. In addition,  while transactions in futures
contracts and options on futures may reduce  certain  risks,  such  transactions
themselves  involve (1)  liquidity  risk that  contractual  positions  cannot be
easily  closed out in the event of market  changes,  (2)  correlation  risk that
changes in the value of hedging positions may not match the market  fluctuations
intended  to be  hedged  (especially  given  that  the  only  futures  contracts
currently  available to hedge municipal  obligations are futures on various U.S.
Government securities and on municipal securities indices), (3) market risk that
an incorrect  prediction by the  Investment  Adviser of interest rates may cause
the  Portfolio to perform less well than if such  positions had not been entered
into, and (4) skills different from those needed to select portfolio securities.
Distributions  by the  Fund  from  any  net  income  or  gains  realized  on the
Portfolio's transactions in futures and options on futures will be taxable.

ORGANIZATION OF THE FUND AND THE PORTFOLIO
- -------------------------------------------------------------------------------

THE FUND IS A SERIES OF EATON VANCE MUNICIPALS  TRUST (THE "TRUST"),  A BUSINESS
TRUST  ESTABLISHED  UNDER  MASSACHUSETTS  LAW PURSUANT TO A DECLARATION OF TRUST
DATED SEPTEMBER 30, 1985, AS AMENDED.  THE TRUST IS A MUTUAL FUND -- AN OPEN-END
MANAGEMENT INVESTMENT COMPANY. The Trustees of the Trust are responsible for the
overall  management  and  supervision  of its  affairs.  The  Trust may issue an
unlimited  number of shares of  beneficial  interest (no par value per share) in
one or more series and because the Trust can offer separate  series (such as the
Funds)  it is  known as a  "series  company."  Each  share  represents  an equal
proportionate  beneficial  interest in a Fund. When issued and outstanding,  the
shares are fully paid and nonassessable by the Trust and redeemable as described
under "How to Redeem Fund  Shares".  Shareholders  are  entitled to one vote for
each full share held.  Fractional  shares may be voted  proportionately.  Shares
have no  preemptive  or  conversion  rights  and are freely  transferable.  Upon
liquidation of the Fund,  shareholders are entitled to share pro rata in the net
assets of the Fund available for distribution to shareholders.

    THE  PORTFOLIO  IS  ORGANIZED  AS A TRUST UNDER THE LAWS OF THE STATE OF NEW
YORK AND IS TREATED AS A PARTNERSHIP FOR FEDERAL TAX PURPOSES. The Portfolio, as
well as the  Trust,  intends to comply  with all  applicable  Federal  and state
securities laws. The Portfolio's Declaration of Trust provides that the Fund and
other  entities  investing  in the  Portfolio  (e.g.,  other  U.S.  and  foreign
investment companies, and common and commingled trust funds) will each be liable
for all  obligations of the Portfolio.  However,  the risk of the Fund incurring
financial loss on account of such liability is limited to circumstances in which
both inadequate  insurance exists and the Portfolio itself is unable to meet its
obligations.  Accordingly,  the  Trustees of the Trust  believe that neither the
Fund nor its  shareholders  will be  adversely  affected  by  reason of the Fund
investing in the Portfolio.

SPECIAL INFORMATION ON THE FUND/PORTFOLIO  INVESTMENT STRUCTURE.  An investor in
the Fund  should be aware that the Fund,  unlike  mutual  funds  which  directly
acquire and manage  their own  portfolios  of  securities,  seeks to achieve its
investment  objective by investing  its assets in an interest in the  Portfolio,
which is a separate investment company with an identical  investment  objective.
Therefore, the Fund's interest in securities owned by the Portfolio is indirect.
In addition to selling an interest to the Fund, the Portfolio may sell interests
to other affiliated and non-affiliated mutual funds or institutional  investors.
Such investors will invest in the Portfolio on the same terms and conditions and
will pay a proportionate share of the Portfolio's  expenses.  However, the other
investors  investing in the  Portfolio  are not required to sell their shares at
the  same  public  offering  price  as the  Fund  due  to  variations  in  sales
commissions  and other  operating  expenses.  Therefore,  investors  in the Fund
should be aware that these  differences  may  result in  differences  in returns
experienced  by investors in the different  funds that invest in the  Portfolio.
Such  differences  in returns are also present in other mutual fund  structures,
including funds that have multiple classes of shares. For information  regarding
the investment objective,  policies and restrictions of the Portfolio,  see "The
Fund's  Investment  Objective" and "How the Fund and the Portfolio  Invest their
Assets".  Further information regarding investment practices may be found in the
Statement of Additional Information.

    The Trustees of the Trust have  considered the advantages and  disadvantages
of investing the assets of the Fund in the Portfolio,  as well as the advantages
and  disadvantages  of the  two-tier  format.  The  Trustees  believe  that  the
structure  offers  opportunities  for  substantial  growth in the  assets of the
Portfolio,  and affords the  potential  for  economies of scale for the Fund, at
least when the assets of the Portfolio exceed $500 million.

    The Fund may withdraw  (completely redeem) all its assets from the Portfolio
at any time if the Board of Trustees of the Trust  determines  that it is in the
best  interest  of  the  Fund  to  do  so.  The  investment  objective  and  the
nonfundamental  investment policies of the Fund and the Portfolio may be changed
by the Trustees of the Trust and the Portfolio without obtaining the approval of
the shareholders of the Fund or the investors in the Portfolio.  Any such change
of the  investment  objective of the Fund or the  Portfolio  will be preceded by
thirty  days  advance  written  notice  to the  shareholders  of the Fund or the
investors in the Portfolio,  as the case may be. In the event the Fund withdraws
all of its assets  from the  Portfolio,  or the Board of  Trustees  of the Trust
determines  that  the  investment  objective  of  the  Portfolio  is  no  longer
consistent  with the investment  objective of the Fund, the Board of Trustees of
the Trust would consider what action might be taken, including investing all the
assets  of the  Fund  in  another  pooled  investment  entity  or  retaining  an
investment adviser to manage the Fund's assets in accordance with its investment
objective.  The Fund's investment performance may be affected by a withdrawal of
all its assets from the Portfolio.

    Information regarding other pooled investment entities or funds which invest
in the Portfolio may be obtained by contacting  Eaton Vance  Distributors,  Inc.
(the "Principal  Underwriter" or "EVD"),  24 Federal  Street,  Boston,  MA 02110
(617)  482-8260.  Smaller  funds  investing  in the  Portfolio  may be adversely
affected by the actions of larger funds investing in the Portfolio. For example,
if a large fund withdraws from the Portfolio, the remaining funds may experience
higher  pro  rata  operating   expenses,   thereby   producing   lower  returns.
Additionally,  the  Portfolio  may become less  diverse,  resulting in increased
portfolio  risk, and experience  decreasing  economies of scale.  However,  this
possibility exists as well for historically structured funds which have large or
institutional investors.

    Until  recently,  the  Administrator   sponsored  and  advised  historically
structured funds. Funds which invest all their assets in interests in a separate
investment  company are a relatively new development in the mutual fund industry
and,  therefore,  the  Fund  may  be  subject  to  additional  regulations  than
historically structured funds.

    The  Declaration of Trust of the Portfolio  provides that the Portfolio will
terminate  120 days  after  the  complete  withdrawal  of the Fund or any  other
investor in the Portfolio,  unless either the remaining investors,  by unanimous
vote at a meeting  of such  investors,  or a  majority  of the  Trustees  of the
Portfolio,  by  written  instrument  consented  to by all  investors,  agree  to
continue the  business of the  Portfolio.  This  provision  is  consistent  with
treatment of the Portfolio as a partnership for Federal income tax purposes. See
"Distributions  and  Taxes" for  further  information.  Whenever  the Fund as an
investor in the  Portfolio  is requested  to vote on matters  pertaining  to the
Portfolio (other than the termination of the Portfolio's business,  which may be
determined by the Trustees of the Portfolio without investor approval), the Fund
will hold a meeting  of Fund  shareholders  and will  vote its  interest  in the
Portfolio for or against such matters  proportionately  to the  instructions  to
vote for or against such matters received from Fund shareholders. The Fund shall
vote shares for which it receives no voting  instructions in the same proportion
as the shares for which it receives voting instructions.  Other investors in the
Portfolio may alone or collectively  acquire  sufficient voting interests in the
Portfolio to control matters  relating to the operation of the Portfolio,  which
may require the Fund to withdraw its  investment  in the Portfolio or take other
appropriate action. Any such withdrawal could result in a distribution "in kind"
of portfolio  securities (as opposed to a cash distribution from the Portfolio).
If securities  are  distributed,  the Fund could incur  brokerage,  tax or other
charges in converting the securities to cash. In addition,  the  distribution in
kind may result in a less  diversified  portfolio  of  investments  or adversely
affect the  liquidity of the Fund.  Notwithstanding  the above,  there are other
means for meeting shareholder redemption requests, such as borrowing.

    The  Trustees  of the  Trust,  including  a  majority  of the  noninterested
Trustees,  have approved written procedures designed to identify and address any
potential  conflicts of interest  arising from the fact that the Trustees of the
Trust and the Trustees of the Portfolio are the same.  Such  procedures  require
each Board to take actions to resolve any conflict of interest  between the Fund
and the Portfolio,  and it is possible that the creation of separate  boards may
be considered.  For further  information  concerning the Tustees and officers of
the Trust and the Portfolio, see the Statement of Additional Information.

MANAGEMENT OF THE FUND AND THE PORTFOLIO
- ------------------------------------------------------------------------------

THE PORTFOLIO  ENGAGES BOSTON  MANAGEMENT AND RESEARCH  ("BMR"),  A WHOLLY-OWNED
SUBSIDIARY OF EATON VANCE MANAGEMENT ("EATON VANCE"), AS ITS INVESTMENT ADVISER.
EATON VANCE,  ITS  AFFILIATES AND ITS  PREDECESSOR  COMPANIES HAVE BEEN MANAGING
ASSETS OF  INDIVIDUALS  AND  INSTITUTIONS  SINCE  1924 AND  MANAGING  INVESTMENT
COMPANIES SINCE 1931.

    Acting  under  the  general  supervision  of the  Board of  Trustees  of the
Portfolio,  BMR manages  the  Portfolio's  investments  and  affairs.  Under its
investment  advisory  agreement  with the  Portfolio,  BMR  receives  a  monthly
advisory fee equal to the aggregate of

    (a) a daily asset  based fee  computed  by  applying  the annual  asset rate
        applicable  to that  portion  of the  total  daily  net  assets  in each
        Category as indicated below, plus

    (b) a daily  income  based fee  computed by applying  the daily  income rate
        applicable  to that  portion  of the total  daily  gross  income  (which
        portion shall bear the same relationship to the total daily gross income
        on such day as that  portion  of the total  daily net assets in the same
        Category  bears to the  total  daily  net  assets  on such  day) in each
        Category as indicated below:

                                                           ANNUAL      DAILY
CATEGORY    DAILY NET ASSETS                             ASSET RATE  INCOME RATE
- --------    ----------------                             ----------  -----------
    1       up to $500 million ......................      0.300%       3.00%
    2       $500 million but less than $1 billion ...      0.275%       2.75%
    3       $1 billion but less than $1.5 billion ...      0.250%       2.50%
    4       $1.5 billion but less than $2 billion ...      0.225%       2.25%
    5       $2 billion but less than $3 billion .....      0.200%       2.00%
    6       $3 billion and over .....................      0.175%       1.75%

    As at September 30, 1994,  the  Portfolio had net assets of  $2,210,936,286.
For the fiscal year ended  September  30, 1994 the  Portfolio  paid BMR advisory
fees respectively (equivalent to 0.44% of the Portfolio's average net assets for
such period).

    BMR  also  furnishes  for  the use of the  Portfolio  office  space  and all
necessary  office   facilities,   equipment  and  personnel  for  servicing  the
investments  of the Portfolio.  The Portfolio is responsible  for the payment of
all expenses  other than those  expressly  stated to be payable by BMR under the
investment advisory agreement.

    Thomas M. Metzold has acted as the portfolio  manager of the Portfolio since
December 17, 1993. He has been a Vice President of Eaton Vance since 1991 and of
BMR since inception, and an employee of Eaton Vance since 1987.

    Municipal   obligations   are  normally  traded  on  a  net  basis  (without
commission) through  broker-dealers and banks acting for their own account. Such
firms  attempt to profit from such  transactions  by buying at the bid price and
selling  at the  higher  asked  price  of the  market,  and  the  difference  is
customarily  referred to as the spread.  In  selecting  firms which will execute
portfolio  transactions  BMR judges  their  professional  ability and quality of
service  and uses its best  efforts  to obtain  execution  at  prices  which are
advantageous to the Portfolio and at reasonably competitive spreads.  Subject to
the  foregoing,  BMR may  consider  sales  of  shares  of the  Fund or of  other
investment  companies  sponsored  by BMR  or  Eaton  Vance  as a  factor  in the
selection of firms to execute portfolio transactions.

    BMR OR EATON VANCE ACTS AS INVESTMENT  ADVISER TO  INVESTMENT  COMPANIES AND
VARIOUS  INDIVIDUAL AND  INSTITUTIONAL  CLIENTS WITH ASSETS UNDER  MANAGEMENT OF
APPROXIMATELY  $15 BILLION.  Eaton Vance is a  wholly-owned  subsidiary of Eaton
Vance Corp., a  publicly-held  holding  company.  Eaton Vance Corp.  through its
subsidiaries  and  affiliates,  engages in investment  management  and marketing
activities,  fiduciary and banking services, oil and gas operations, real estate
investment,  consulting  and  management,  and  development  of precious  metals
properties.

    The Trust has retained  the services of Eaton Vance to act as  administrator
of the Fund.  The Trust has not retained the services of an  investment  adviser
since  the  Trust  seeks to  achieve  the  investment  objective  of the Fund by
investing its assets in the Portfolio.  As  Administrator,  Eaton Vance provides
the  Fund  with  general   office   facilities   and   supervises   the  overall
administration  of  the  Fund.  For  these  services  Eaton  Vance  receives  no
compensation.  The  Trustees  of the  Trust may  determine,  in the  future,  to
compensate Eaton Vance for such services.

DISTRIBUTION PLAN
- --------------------------------------------------------------------------------

THE FUND FINANCES  DISTRIBUTION  ACTIVITIES AND HAS ADOPTED A DISTRIBUTION  PLAN
(THE "PLAN")  PURSUANT TO RULE 12B-1 UNDER THE  INVESTMENT  COMPANY ACT OF 1940.
Rule 12b-1  permits a mutual  fund,  such as the Fund,  to finance  distribution
activities  and bear expenses  associated  with the  distribution  of its shares
provided  that any payments made by the Fund are made pursuant to a written plan
adopted in accordance  with the Rule. The Plan is subject to, and complies with,
the sales charge rule of the National  Association of Securities  Dealers,  Inc.
(the  "NASD  Rule").  The  Plan is  described  in the  Statement  of  Additional
Information, and the following is a brief description of the salient features of
the Plan.  The Plan provides that the Fund,  subject to the NASD Rule,  will pay
sales commissions and distribution fees to the Principal  Underwriter only after
and as a result of the sale of shares of the Fund.  On each sale of Fund  shares
(excluding  reinvestment  of  distributions)  the Fund  will  pay the  Principal
Underwriter amounts representing (i) sales commissions equal to 5% of the amount
received by the Fund for each share sold and (ii)  distribution  fees calculated
by applying the rate of 1% over the prime rate then  reported in The Wall Street
Journal  to the  outstanding  balance  of  Uncovered  Distribution  Charges  (as
described  below)  of  the  Principal  Underwriter.  The  Principal  Underwriter
currently expects to pay sales commissions (except on exchange  transactions and
reinvestments) to a financial  services firm (an "Authorized  Firm") at the time
of sale equal to 4% of the purchase  price of the shares sold by such Firm.  The
Principal  Underwriter will use its own funds (which may be borrowed from banks)
to pay such  commissions.  Because  the  payment  of the sales  commissions  and
distribution  fees to the  Principal  Underwriter  is  subject  to the NASD Rule
described  below,  it will take the  Principal  Underwriter a number of years to
recoup the sales  commissions  paid by it to Authorized  Firms from the payments
received by it from the Fund pursuant to the Plan.

    THE NASD  RULE  REQUIRES  THE FUND TO LIMIT  ITS  ANNUAL  PAYMENTS  OF SALES
COMMISSIONS AND DISTRIBUTION FEES TO THE PRINCIPAL  UNDERWRITER TO AN AMOUNT NOT
EXCEEDING  .75% OF THE FUND'S  AVERAGE  DAILY NET ASSETS FOR EACH  FISCAL  YEAR.
Accordingly,  the Fund  accrues  daily an amount at the rate of 1/365 of .75% of
the Fund's net assets,  and pays such accrued  amounts  monthly to the Principal
Underwriter.  The Plan requires such accruals to be  automatically  discontinued
during  any  period in which  there are no  outstanding  Uncovered  Distribution
Charges under the Plan. Uncovered Distribution Charges are calculated daily and,
briefly, are equivalent to all unpaid sales commissions and distribution fees to
which the Principal  Underwriter  is entitled under the Plan less all contingent
deferred sales charges theretofore paid to the Principal Underwriter.  The Eaton
Vance organization may be considered to have realized a profit under the Plan if
at any point in time the  aggregate  amounts  of all  payments  received  by the
Principal  Underwriter  from  the  Fund  pursuant  to the  Plan,  including  any
contingent deferred sales charges,  have exceeded the total expenses theretofore
incurred by such organization in distributing shares of the Fund. Total expenses
for this purpose will include an allocable portion of the overhead costs of such
organization and its branch offices.

    The amount  payable to the Principal  Underwriter  pursuant to the Plan with
respect to each day will be accrued on such day as a  liability  of the Fund and
will  accordingly  reduce  the  Fund's  net  assets  upon such  accrual,  all in
accordance with generally accepted accounting principles.  The amount payable on
each day is limited  to 1/365 of .75% of the Fund's net assets on such day.  The
level of the Fund's net assets  changes  each day and depends upon the amount of
sales  and  redemptions  of  Fund  shares,  the  changes  in  the  value  of the
investments  held by the  Portfolio,  the expenses of the Fund and the Portfolio
accrued on such day,  income on portfolio  investments of the Portfolio  accrued
and  allocated  to the Fund on such day,  and any  dividends  and  distributions
declared by the Fund.  The Fund does not accrue  possible  future  payments as a
liability  of the Fund or reduce  the  Fund's  current  net assets in respect of
unknown  amounts which may become  payable under the Plan in the future  because
the standards for accrual of a liability under such  accounting  principles have
not been satisfied.

    The Plan provides that the Fund will receive all  contingent  deferred sales
charges and will make no payments to the Principal Underwriter in respect of any
day on which  there are no  outstanding  Uncovered  Distribution  Charges of the
Principal  Underwriter.  Contingent  deferred sales charges and accrued  amounts
will  be  paid to the  Principal  Underwriter  whenever  there  exist  Uncovered
Distribution Charges under the Plan.

    The provisions of the Plan relating to payments to the Principal Underwriter
are also included in the Distribution  Agreement  between the Trust on behalf of
the Fund and the Principal Underwriter. The Plan continues in effect through and
including April 28, 1994, and shall continue in effect  indefinitely  thereafter
for so long as such  continuance  is approved  at least  annually by the vote of
both a majority of (i) the Trustees of the Trust who are not interested  persons
of the  Trust  and who have no  direct or  indirect  financial  interest  in the
operation  of the Plan or any  agreements  related to the Plan (the "Rule  12b-1
Trustees")  and (ii) all of the Trustees  then in office,  and the  Distribution
Agreement contains a similar provision.

    Periods with a high level of sales of Fund shares accompanied by a low level
of early  redemptions  of Fund shares  resulting in the imposition of contingent
deferred  sales  charges  will tend to increase the time during which there will
exist Uncovered Distribution Charges of the Principal  Underwriter.  Conversely,
periods with a low level of sales of Fund shares  accompanied by a high level of
early  redemptions  of Fund shares  resulting in the  imposition  of  contingent
deferred  sales  charges  will tend to reduce the time  during  which there will
exist Uncovered Distribution Charges of the Principal Underwriter.

    Because of the NASD Rule  limitation on the amount of sales  commissions and
distribution  fees paid to the Principal  Underwriter  during any fiscal year, a
high  level of sales of Fund  shares  during  the  initial  years of the  Fund's
operations would cause a large portion of the sales commissions  attributable to
a sale of Fund  shares  to be  accrued  and  paid by the  Fund to the  Principal
Underwriter  in fiscal  years  subsequent  to the year in which such shares were
sold.  This  spreading  of sales  commissions  payments  under  the Plan over an
extended  period  would  result  in the  incurrence  and  payment  of  increased
distribution fees under the Plan.

    For  the  fiscal  year  ended  September  30,  1994,  the  Fund  paid  sales
commissions under the Plan to the Principal Underwriter aggregating $16,368,102,
representing  0.75% of the Fund's  average daily net assets for such year.  (The
Plan  prior  to July  7,  1993  permitted  payments  of  sales  commissions  and
distribution  fees which would not exceed 1% of the Fund's  average net assets.)
As at September 30, 1994 the outstanding  Uncovered  Distribution Charges of the
Principal  Underwriter  calculated  under  the Plan  amounted  to  approximately
$58,986,000  (which  amount was  equivalent  to 2.7% of the Fund's net assets on
such day).

    THE PLAN ALSO  AUTHORIZES  THE FUND TO MAKE  PAYMENTS OF SERVICE FEES TO THE
PRINCIPAL  UNDERWRITER,  AUTHORIZED  FIRMS  AND OTHER  PERSONS  IN  AMOUNTS  NOT
EXCEEDING  .25% OF THE FUND'S AVERAGE DAILY NET ASSETS FOR EACH FISCAL YEAR. The
Trustees have  implemented  the Plan by authorizing the Fund to pay service fees
to  Authorized  Firms in  amounts  not  exceeding  .25% per annum of the  Fund's
average  daily net assets  based on the value of Fund  shares sold by such Firms
and remaining  outstanding for at least one year. As permitted by the NASD Rule,
such  payments  are  made  for  personal  services  and/or  the  maintenance  of
shareholder  accounts.  Service fees paid to  Authorized  Firms are separate and
distinct from the sales commissions and distribution fees payable by the Fund to
the   Principal   Underwriter,   and  as  such  are  not  subject  to  automatic
discontinuance when there are no outstanding  Uncovered  Distribution Charges of
the Principal  Underwriter.  For the fiscal year ended  September 30, 1994,  the
Fund made service fee payments to  Authorized  Firms in an amount  equivalent to
0.16% of the Fund's average daily net assets for such year.

    The Plan as currently  implemented  by the Trustees  authorizes  payments of
sales commissions and distribution fees to the Principal Underwriter and service
fees to Authorized  Firms which may be equivalent,  on an aggregate basis during
any fiscal year of the Fund,  to 1% of the Fund's  average  daily net assets for
such year. The Fund believes that the combined rate of all these payments may be
higher than the rate of payments made under  distribution plans adopted by other
investment  companies  pursuant to Rule 12b-1. It is anticipated  that the Eaton
Vance  organization  will profit by reason of the  operation of the Plan through
increases in the Fund's assets (thereby  increasing the advisory fees payable to
BMR by the  Portfolio)  resulting  from sale of Fund shares and through  amounts
paid under the Plan to the Principal  Underwriter and contingent  deferred sales
charges paid to the Principal Underwriter.

    The  Principal  Underwriter  may,  from  time to time,  at its own  expense,
provide additional incentives to financial service firms which employ registered
representatives  who sell a minimum  dollar  amount of the Fund's  shares and/or
shares  of  other  funds  distributed  by the  Principal  Underwriter.  In  some
instances,  such additional  incentives may be offered only to certain financial
service firms whose  representatives are expected to sell significant amounts of
shares. In addition, the Principal Underwriter may from time to time increase or
decrease the sales commissions payable to financial service firms at the time of
sale by notice to the selling group.

    The Fund may, in its absolute discretion,  suspend, discontinue or limit the
offering  of its shares at any time.  In  determining  whether  any such  action
should be taken, the Fund's management intends to consider all relevant factors,
including  without  limitation the size of the Fund, the investment  climate and
market  conditions,  the volume of sales and redemptions of Fund shares, and the
amount of Uncovered Distribution Charges of the Principal Underwriter.  The Plan
may  continue in effect and payments  may be made under the Plan  following  any
such  suspension,  discontinuance  or limitation of the offering of Fund shares;
however,  the Fund is not  contractually  obligated to continue the Plan for any
particular period of time.  Suspension of the offering of Fund shares would not,
of course, affect a shareholder's ability to redeem shares.

VALUING FUND SHARES
- ------------------------------------------------------------------------------

THE FUND  VALUES ITS SHARES  ONCE ON EACH DAY THE NEW YORK STOCK  EXCHANGE  (THE
"EXCHANGE")  IS OPEN FOR  TRADING,  as of the close of  regular  trading  on the
Exchange  (normally  4:00 p.m.  New York  time).  The Fund's net asset value per
share is determined by its custodian,  Investors  Bank & Trust Company  ("IBT"),
(as agent for the Fund) in the manner  authorized  by the Trustees of the Trust.
Net asset value is computed by dividing  the value of the Fund's  total  assets,
less its  liabilities,  by the number of shares  outstanding.  Because  the Fund
invests  substantially  all of its assets in an interest in the  Portfolio,  the
Fund's net asset value will reflect the value of its  interest in the  Portfolio
(which,  in turn,  reflects the underlying  value of the Portfolio's  assets and
liabilities).

    Authorized  Firms must  communicate  an  investor's  order to the  Principal
Underwriter  prior to the close of the Principal  Underwriter's  business day to
receive that day's net asset value per share and the public offering price based
thereon. It is the Authorized Firms'  responsibility to transmit orders promptly
to the Principal Underwriter, which is a wholly-owned subsidiary of Eaton Vance.

    The  Portfolio's  net  asset  value is also  determined  as of the  close of
regular  trading  on the  Exchange  by IBT  (as  custodian  and  agent  for  the
Portfolio)  based on  market  or fair  value  in the  manner  authorized  by the
Trustees of the Portfolio.  Municipal obligations will normally be valued on the
basis of  valuations  furnished by a pricing  service.  For further  information
regarding the valuation of the Portfolio's  assets,  see  "Determination  of Net
Asset Value" in the Statement of Additional Information.  Eaton Vance owns 77.3%
of the outstanding stock of IBT, the Fund's and the Portfolio's custodian.

- --------------------------------------------------------------------------------
  SHAREHOLDERS  MAY DETERMINE THE VALUE OF THEIR  INVESTMENT BY MULTIPLYING  THE
  NUMBER OF FUND SHARES OWNED BY THE CURRENT NET ASSET VALUE.
- --------------------------------------------------------------------------------

HOW TO BUY FUND SHARES
- ------------------------------------------------------------------------------

SHARES OF THE FUND MAY BE PURCHASED  FOR CASH OR MAY BE ACQUIRED IN EXCHANGE FOR
SECURITIES.  Investors may purchase shares of the Fund through  Authorized Firms
at the net asset value per share of the Fund next  determined  after an order is
effective.  The Fund may  suspend  the  offering  of  shares at any time and may
refuse an order for the purchase of shares.

    An initial  investment in the Fund must be at least $1,000.  Once an account
has been  established  the investor may send  investments  of $50 or more at any
time directly to the Fund's  Transfer Agent (the  "Transfer  Agent") as follows:
The Shareholder  Services Group, Inc., BOS725,  P.O. Box 1559, Boston, MA 02104.
The  $1,000  minimum  initial  investment  is waived  for Bank  Draft  Investing
accounts, which may be established with an investment of $50 or more. See "Eaton
Vance Shareholder Services".

    ACQUIRING FUND SHARES IN EXCHANGE FOR SECURITIES. IBT, as escrow agent, will
receive securities acceptable to Eaton Vance, as administrator,  in exchange for
Fund shares at their net asset value as determined  above.  The minimum value of
securities  or securities  and cash  accepted for deposit is $5,000.  Securities
accepted  will be sold by IBT as agent for the account of their owner on the day
of their receipt by IBT or as soon  thereafter  as possible.  The number of Fund
shares to be issued in exchange for  securities  will be the aggregate  proceeds
from the sale of such securities,  divided by the applicable net asset value per
Fund  share  on the day  such  proceeds  are  received.  Eaton  Vance  will  use
reasonable  efforts to obtain the current price for such securities but does not
guarantee the best  available.  Eaton Vance will absorb any  transaction  costs,
such as commissions, on the sale of the securities.

    Securities  determined to be acceptable should be transferred via book entry
or  physically  delivered,  in proper form for  transfer,  through an Authorized
Firm,  together with a completed and signed  Letter of  Transmittal  in approved
form (available from Authorized Firms), as follows:

    IN THE CASE OF BOOK ENTRY:

        Deliver through Depository Trust Co.
        Broker #2212
        Investors Bank & Trust Company
        For A/C EV Marathon National Municipals Fund

    IN THE CASE OF PHYSICAL DELIVERY:

        Investors Bank & Trust Company
        Attention: EV Marathon National Municipals Fund
        Physical Securities Processing Settlement Area
        89 South Street
        Boston, MA 02111

    Investors who are  contemplating an exchange of securities for shares of the
Fund, or their  representatives,  must contact Eaton Vance to determine  whether
the securities are acceptable  before  forwarding  such securities to IBT. Eaton
Vance  reserves the right to reject any  securities.  Exchanging  securities for
Fund shares may create a taxable gain or loss.  Each investor should consult his
or her tax adviser with respect to the particular  Federal,  state and local tax
consequences of exchanging securities for Fund shares.

- --------------------------------------------------------------------------------
  IF YOU DON'T HAVE AN AUTHORIZED FIRM, EATON VANCE CAN RECOMMEND ONE.
- --------------------------------------------------------------------------------

HOW TO REDEEM FUND SHARES
- --------------------------------------------------------------------------------

A SHAREHOLDER MAY REDEEM FUND SHARES BY DELIVERING TO THE  SHAREHOLDER  SERVICES
GROUP, INC.,  BOS725,  P.O. BOX 1559, BOSTON,  MASSACHUSETTS  02104,  during its
business hours a written  request for  redemption in good order,  plus any share
certificates  with executed stock powers.  The redemption price will be based on
the net asset value per Fund share next computed after such delivery. Good order
means that all  relevant  documents  must be  endorsed  by the record  owner (s)
exactly as the shares are registered and the signature(s)  must be guaranteed by
a member of either the Securities  Transfer  Association's  STAMP program or the
New York Stock Exchange's Medallion Signature Program, or certain banks, savings
and loan institutions,  credit unions, securities dealers, securities exchanges,
clearing  agencies  and  registered  securities  associations  as  required by a
regulation  of the  Securities  and Exchange  Commission  and  acceptable to The
Shareholder  Services  Group,  Inc. In addition,  in some cases,  good order may
require  the  furnishing  of  additional  documents  such as  where  shares  are
registered in the name of a corporation, partnership or fiduciary.

    Within seven days after receipt of a redemption request in good order by The
Shareholder  Services  Group,  Inc.,  the Fund will make payment in cash for the
shares as of the date determined above,  reduced by the amount of any applicable
contingent  deferred  sales  charges  described  below and  Federal  income  tax
required to be withheld.  Although the Fund normally  expects to make payment in
cash for redeemed  shares,  the Trust,  subject to  compliance  with  applicable
regulations, has reserved the right to pay the redemption price of shares of the
Fund,  either  totally  or  partially,  by a  distribution  in kind  of  readily
marketable  securities withdrawn by the Fund from the Portfolio.  The securities
so distributed would be valued pursuant to the Portfolio's valuation procedures.
If a shareholder  received a distribution in kind, the  shareholder  could incur
brokerage or other charges in converting the securities to cash.

    To sell  shares at their net  asset  value  through  an  Authorized  Firm (a
repurchase),  a  shareholder  can place a repurchase  order with the  Authorized
Firm,  which may charge a fee.  The value of those  shares is based upon the net
asset value calculated after EVD, as the Fund's agent, receives the order. It is
the Authorized Firm's  responsibility to transmit promptly  repurchase orders to
EVD.  Throughout this  Prospectus,  the word  "redemption" is generally meant to
include a repurchase.

    If  shares  were  recently   purchased,   the  proceeds  of  redemption  (or
repurchase) will not be sent until the check (including a certified or cashier's
check)  received  for the  shares  purchased  has  cleared.  Payment  for shares
tendered for redemption may be delayed up to 15 days from the purchase date when
the purchase check has not yet cleared. Redemptions or repurchases may result in
a taxable gain or loss.

    Due to the high cost of maintaining  small  accounts,  the Fund reserves the
right to redeem Fund accounts with balances of less than $1,000. Prior to such a
redemption,  shareholders  will be  given  60  days  written  notice  to make an
additional  purchase.  Thus, an investor making an initial  investment of $1,000
would  not be able to  redeem  shares  without  being  subject  to this  policy.
However,  no such  redemption  would be required by the Fund if the cause of the
low account  balance was a reduction in the net asset value of Fund  shares.  No
contingent   deferred  sales  charge  will  be  imposed  with  respect  to  such
involuntary redemptions.

    CONTINGENT DEFERRED SALES CHARGE. Shares redeemed within the first six years
of  their  purchase   (except  shares  acquired   through  the  reinvestment  of
distributions)  generally will be subject to a contingent deferred sales charge.
This contingent deferred sales charge is imposed on any redemption the amount of
which exceeds the aggregate value at the time of redemption of (a) all shares in
the  account  purchased  more than six years  prior to the  redemption,  (b) all
shares in the account acquired through reinvestment of monthly distributions and
capital gains distributions,  and (c) the increase,  if any, in the value of all
other  shares  in the  account  (namely  those  purchased  within  the six years
preceding the  redemption)  over the purchase price of such shares.  Redemptions
are  processed in a manner to maximize the amount of redemption  proceeds  which
will not be subject to a contingent deferred sales charge; i.e., each redemption
will be assumed to have been made first from the exempt  amounts  referred to in
clauses (a), (b) and (c) above,  and second through  liquidation of those shares
in the account  referred  to in clause (c) on a  first-in-first-out  basis.  Any
contingent  deferred  sales  charge  which is  required  to be  imposed on share
redemptions will be made in accordance with the following schedule:

               YEAR OF                          CONTINGENT
              REDEMPTION                      DEFERRED SALES
            AFTER PURCHASE                        CHARGE
            --------------                    --------------

      First ........................                5%
      Second .......................                5%
      Third ........................                4%
      Fourth .......................                3%
      Fifth ........................                2%
      Sixth ........................                1%
      Seventh and following ........                0%

    For shares purchased prior to August 1, 1994, the contingent  deferred sales
charge  for  redemptions  within  the  first  year  after  purchase  is  6%.  In
calculating  the  contingent  deferred  sales charge upon the redemption of Fund
shares  acquired in an exchange of shares of a fund in the Eaton Vance  Marathon
Group of Funds  (see "The  Eaton  Vance  Exchange  Privilege"),  the  contingent
deferred sales charge schedule  applicable to the shares at the time of purchase
will apply and the purchase of Fund shares acquired in the exchange is deemed to
have  occurred at the time of the  original  purchase of exchanged  shares.  The
contingent deferred sales charge will be waived for shares redeemed (1) pursuant
to a Withdrawal Plan (see "Eaton Vance Shareholder Services"),  (2) as part of a
required distribution from a tax-sheltered  retirement plan or (3) following the
death of all  beneficial  owners of such  shares,  provided  the  redemption  is
requested  within one year of death (a death  certificate  and other  applicable
documents may be required).

    No  contingent  deferred  sales charge will be imposed on shares of the Fund
which have been sold to Eaton Vance, its affiliates,  their respective employees
or clients.  The contingent  deferred sales charge will be paid to the Principal
Underwriter or the Fund.  When paid to the Principal  Underwriter it will reduce
the  amount of  Uncovered  Distribution  Charges  calculated  under  the  Fund's
Distribution Plan. See "Distribution Plan."

- --------------------------------------------------------------------------------
  THE FOLLOWING  EXAMPLE  ILLUSTRATES  THE OPERATION OF THE CONTINGENT  DEFERRED
  SALES CHARGE.  ASSUME THAT AN INVESTOR  PURCHASES $10,000 OF THE FUND'S SHARES
  AND THAT 16 MONTHS LATER THE VALUE OF THE ACCOUNT HAS GROWN THROUGH INVESTMENT
  PERFORMANCE AND  REINVESTMENT  OF DIVIDENDS TO $12,000.  THE INVESTOR THEN MAY
  REDEEM UP TO $2,000 OF SHARES  WITHOUT  INCURRING A CONTINGENT  DEFERRED SALES
  CHARGE.  IF THE INVESTOR  SHOULD  REDEEM  $3,000 OF SHARES,  A CHARGE WOULD BE
  IMPOSED  ON $1,000 OF THE  REDEMPTION.  THE RATE WOULD BE 5% BECAUSE IT WAS IN
  THE SECOND YEAR AFTER THE PURCHASE WAS MADE AND THE CHARGE WOULD BE $50.
- --------------------------------------------------------------------------------

REPORTS TO SHAREHOLDERS
- --------------------------------------------------------------------------------

THE  FUND  WILL  ISSUE  TO  ITS  SHAREHOLDERS  SEMI-ANNUAL  AND  ANNUAL  REPORTS
CONTAINING FINANCIAL STATEMENTS. Financial statements included in annual reports
are audited by the Fund's  independent  certified  public  accountants.  Shortly
after the end of each calendar year, the Fund will furnish all shareholders with
information necessary for preparing Federal and state income tax returns.

THE LIFETIME INVESTING ACCOUNT/DISTRIBUTION OPTIONS
- ------------------------------------------------------------------------------

AFTER AN INVESTOR MAKES AN INITIAL PURCHASE OF FUND SHARES,  THE FUND'S TRANSFER
AGENT, THE SHAREHOLDER  SERVICES GROUP,  INC., WILL SET UP A LIFETIME  INVESTING
ACCOUNT  FOR THE  INVESTOR  ON THE FUND'S  RECORDS.  This  account is a complete
record of all transactions  between the investor and the Fund which at all times
shows the balance of shares  owned.  The Fund will not issue share  certificates
except upon request.

    At least  quarterly,  the  shareholder  will  receive  a  statement  showing
complete  details  of any  transaction  and the  current  share  balance  in the
account.  THE LIFETIME  INVESTING  ACCOUNT ALSO  PERMITS A  SHAREHOLDER  TO MAKE
ADDITIONAL  INVESTMENTS  BY  SENDING A CHECK FOR $50 OR MORE to The  Shareholder
Services Group, Inc.

    Any questions  concerning a shareholder's  account or services available may
be directed by telephone to EATON VANCE  SHAREHOLDER  SERVICES at  800-225-6265,
extension 2, or in writing to The Shareholder Services Group, Inc., BOS725, P.O.
Box 1559, Boston, MA 02104 (please provide the name of the shareholder, the Fund
and the account number).

    THE  FOLLOWING  DISTRIBUTION  OPTIONS  WILL  BE  AVAILABLE  TO ALL  LIFETIME
INVESTING  ACCOUNTS and may be changed as often as desired by written  notice to
the Fund's dividend  disbursing  agent,  The Shareholder  Services Group,  Inc.,
BOS725,  P.O. Box 1559,  Boston,  MA 02104. The currently  effective option will
appear on each account statement.

    Share Option -- Dividends and capital gains will be reinvested in additional
shares.

    Income  Option -- Dividends  will be paid in cash and capital  gains will be
reinvested in additional shares.

    Cash Option -- Dividends and capital gains will be paid in cash.

    The  Share  Option  will  be  assigned  if no  other  option  is  specified.
Distributions,  including those  reinvested,  will be reduced by any withholding
required under the Federal income tax laws.

    If the Income  Option or Cash  Option  has been  selected,  dividend  and/or
capital gains distribution checks which are returned by the United States Postal
Service as not  deliverable or which remain uncashed for six months or more will
be reinvested  in the account at the then current net asset value.  Furthermore,
the  distribution  option on the account  will be  automatically  changed to the
Share Option until such time as the shareholder selects a different option.

    DISTRIBUTION  INVESTMENT OPTION. In addition to the distribution options set
forth above, dividends and/or capital gains may be invested in additional shares
of another Eaton Vance fund. Before selecting this option, a shareholder  should
obtain a prospectus  of the other Eaton Vance fund and  consider its  objectives
and policies carefully.

    "STREET  NAME"  ACCOUNTS.  If shares of the Fund are held in a "street name"
account with an Authorized Firm, all recordkeeping,  transaction  processing and
payments of  distributions  relating to the beneficial  owner's  account will be
performed by the Authorized  Firm,  and not by the Fund and its transfer  agent.
Since the Fund will have no record of the  beneficial  owner's  transactions,  a
beneficial  owner should  contact the  Authorized  Firm to  purchase,  redeem or
exchange shares, to make changes in or give instructions concerning the account,
or to obtain information about the account.  The transfer of shares in a "street
name" account to an account with another  dealer or to an account  directly with
the Fund involves  special  procedures and will require the beneficial  owner to
obtain historical purchase  information about the shares in the account from the
Authorized Firm. Before  establishing a "street name" account with an investment
firm,  or  transferring  the  account to another  investment  firm,  an investor
wishing to reinvest  distributions  should determine whether the firm which will
hold the shares allows reinvestment of distributions in "street name" accounts.

- --------------------------------------------------------------------------------
  UNDER  A  LIFETIME   INVESTING  ACCOUNT  A  SHAREHOLDER  CAN  MAKE  ADDITIONAL
  INVESTMENTS  IN  SHARES  OF THE  FUND  BY  SENDING  A CHECK  FOR $50 OR  MORE.
- --------------------------------------------------------------------------------

THE EATON VANCE EXCHANGE PRIVILEGE
- --------------------------------------------------------------------------------

Shares of the Fund may be exchanged for shares of one or more other funds in the
Eaton Vance Marathon Group of Funds (currently Eaton Vance Equity-Income  Trust,
Eaton Vance Liquid  Assets Trust  (until  March 31,  1995),  and any EV Marathon
fund,  except EV Marathon  Short-Term  Strategic  Income Fund, Eaton Vance Prime
Rate Reserves and any EV Marathon  Limited Maturity Fund) which excludes the tax
free funds with a limited  maturity)  which are  distributed  with a  contingent
deferred sales charge, on the basis of net asset value per share of each fund at
the time of the exchange,  provided that such exchange offers are available only
in states where shares of the fund being acquired may be legally sold. Effective
March 31,  1995,  the EV Marathon  Group of Funds will also  include EV Marathon
Short-Term  Strategic  Income Fund, any EV Marathon  Limited  Maturity Fund and,
when publicly available, Eaton Vance Money Market Fund (availability expected on
or about April 3, 1995).

    The  prospectus  for each  fund  describes  its  investment  objectives  and
policies,  and  shareholders  should  obtain a  prospectus  and  consider  these
objectives and policies  carefully before requesting an exchange.  Each exchange
must  involve  shares  which  have a net  asset  value of at least  $1,000.  The
exchange privilege may be changed or discontinued without penalty.  Shareholders
will be given  sixty  (60) days  notice  prior to any  termination  or  material
amendment  of the  exchange  privilege.  The Fund does not permit  the  exchange
privilege  to be used  for  "Market  Timing"  and  may  terminate  the  exchange
privilege for any  shareholder  account engaged in Market Timing  activity.  Any
shareholder account for which more than two round-trip exchanges are made within
any  twelve  month  period  will be  deemed  to be  engaged  in  Market  Timing.
Furthermore,  a group of  unrelated  accounts  for which  exchanges  are entered
contemporaneously  by a financial  intermediary will be considered to be engaged
in Market Timing.

    The Shareholder  Services Group, Inc. makes exchanges at the next determined
net asset value after  receiving an exchange  request in good order (see "How to
Redeem  Fund  Shares").   Consult  The  Shareholder  Services  Group,  Inc.  for
additional  information  concerning  the exchange  privilege.  Applications  and
prospectuses of the other funds are available from Authorized  Firms or from the
Principal Underwriter.

    No contingent deferred sales charge is imposed on exchanges. For purposes of
calculating  the  contingent  deferred  sales charge upon  redemption  of shares
acquired  in  an  exchange,   the  contingent  deferred  sales  charge  schedule
applicable  to the shares at the time of purchase will apply and the purchase of
shares  acquired in one or more exchanges is deemed to have occurred at the time
of the original  purchase of the exchanged shares.  For the contingent  deferred
sales charge  schedule  applicable to the EV Marathon  Group of Funds (except EV
Marathon Short-Term  Strategic Income Fund and Class I shares of any EV Marathon
Limited Maturity Fund), see "How to Redeem Fund Shares". The contingent deferred
sales charge schedule applicable to EV Marathon Short-Term Strategic Income Fund
or Class I shares of any EV Marathon Short-Term Strategic Income Fund or Class I
shares of any EV Marathon  Limited  Maturity  Fund is 3%, 2.5%,  2% or 1% in the
event of a  redemption  occurring  in the first,  second,  third or fourth year,
respectively, after the original share purchase.

    Shares of other  funds may be  exchanged  for Fund shares at net asset value
per share,  but subject to any restrictions or  qualifications  set forth in the
current prospectus of any such fund.

    Telephone  exchanges are accepted by The Shareholder  Services  Group,  Inc.
provided the investor has not disclaimed in writing the use of the privilege. To
effect  such  exchanges,  call The  Shareholder  Services  Group,  Inc.  at 800-
262-1122 or, within  Massachusetts,  617-573-9403,  Monday through Friday,  9:00
a.m. to 4:00 p.m. (Eastern Standard Time). Shares acquired by telephone exchange
must be  registered  in the same name(s) and with the same address as the shares
being exchanged. Neither the Fund, the Principal Underwriter nor The Shareholder
Services  Group,  Inc.  will be  responsible  for the  authenticity  of exchange
instructions  received by  telephone,  provided  that  reasonable  procedures to
confirm that instructions communicated are genuine have been followed. Telephone
instructions  will be tape  recorded.  In times of  drastic  economic  or market
changes,  a telephone  exchange may be difficult to  implement.  An exchange may
result in a taxable gain or loss.

EATON VANCE SHAREHOLDER SERVICES
- ------------------------------------------------------------------------------

THE FUND OFFERS THE FOLLOWING  SERVICES  WHICH ARE  VOLUNTARY,  INVOLVE NO EXTRA
CHARGE,  AND MAY BE CHANGED OR  DISCONTINUED  WITHOUT  PENALTY AT ANY TIME. Full
information on each of the services  described below and an  application,  where
required, are available from Authorized Firms or the Principal Underwriter.  The
cost  of  administering  such  services  for the  benefit  of  shareholders  who
participate in them is borne by the Fund as an expense to all shareholders.

INVEST-BY-MAIL  -- FOR  PERIODIC  SHARE  ACCUMULATION:  Once the $1,000  minimum
investment has been made, checks of $50 or more payable to the order of the Fund
may be mailed directly to The Shareholder Services Group, Inc., BOS725, P.O. Box
1559,  Boston,  MA 02104 at any time -- whether or not dividends are reinvested.
The name of the  shareholder,  the Fund and the account number should  accompany
each investment.

BANK DRAFT INVESTING -- FOR REGULAR SHARE ACCUMULATION:  Cash investments of $50
or more may be made through the  shareholder's  checking  account via bank draft
each month or quarter.  The $1,000 minimum initial  investment and small account
redemption policy are waived for these accounts.

WITHDRAWAL PLAN: You can draw on your shareholdings  systematically with monthly
or quarterly  checks in an aggregate amount that does not exceed annually 12% of
the original  account  balance.  Such amount will not be subject to a contingent
deferred  sales charge.  See "How to Redeem Fund Shares".  A minimum  deposit of
$5,000 in shares is required.

REINVESTMENT PRIVILEGE: A SHAREHOLDER WHO HAS REPURCHASED OR REDEEMED SHARES MAY
REINVEST,  WITH CREDIT FOR ANY  CONTINGENT  DEFERRED  SALES  CHARGES PAID ON THE
REDEEMED  OR  REPURCHASED  SHARES,  ANY  PORTION  OR ALL OF  THE  REPURCHASE  OR
REDEMPTION PROCEEDS (PLUS THAT AMOUNT NECESSARY TO ACQUIRE A FRACTIONAL SHARE TO
ROUND  OFF THE  PURCHASE  TO THE  NEAREST  FULL  SHARE)  IN  SHARES OF THE FUND,
provided that the  reinvestment is effected within 30 days after such repurchase
or  redemption.  Shares  are  sold  to a  reinvesting  shareholder  at the  next
determined net asset value following  timely receipt of a written purchase order
by the Principal  Underwriter or by the Fund (or by the Fund's Transfer  Agent).
To the extent that any shares are sold at a loss and the proceeds are reinvested
in shares of the Fund,  (or other  shares of the Fund are  acquired  within  the
period beginning 30 days before and ending 30 days after the date of redemption)
some or all of the  loss  generally  will  not be  allowed  as a tax  deduction.
Shareholders  should consult their tax advisers  concerning the tax consequences
of reinvestments.


DISTRIBUTIONS AND TAXES
- ------------------------------------------------------------------------------

SUBSTANTIALLY  ALL  OF THE  INVESTMENT  INCOME  ALLOCATED  TO  THE  FUND  BY THE
PORTFOLIOS,  LESS THE FUND'S  DIRECT AND  ALLOCATED  EXPENSES,  WILL BE DECLARED
DAILY  AS A  DISTRIBUTION  TO  FUND  SHAREHOLDERS  OF  RECORD  AT  THE  TIME  OF
DECLARATION.  Such  distributions,  whether  taken  in  cash  or  reinvested  in
additional shares,  will ordinarily be paid monthly on the fifteenth day of each
month or the next business day  thereafter.  The Fund  anticipates  that for tax
purposes, the entire distribution,  whether paid in cash or additional shares of
the Fund,  will constitute  tax-exempt  income to  shareholders,  except for the
proportionate  part of the distribution that may be considered taxable income if
the Fund has taxable income during the calendar year.  Shareholders  reinvesting
the  monthly  distribution  should  continue  to treat the  amount of the entire
distribution  as the tax cost basis of the additional  shares acquired by reason
of such reinvestment. Daily distribution crediting will commence on the day that
collected  funds for the  purchase of Fund shares are  available at the Transfer
Agent. Shareholders will receive timely Federal income tax information as to the
tax-exempt or taxable  status of all  distributions  made by the Fund during the
calendar year. The Fund's net realized capital gains, if any, consist of the net
realized  capital gains allocated to the Fund by the Portfolio for tax purposes,
after taking into account any available capital loss carryovers;  the Fund's net
realized  capital  gains,  if any,  will be  distributed  at least  once a year,
usually in December.

    In order to qualify as a regulated  investment  company  under the  Internal
Revenue Code (the "Code"), the Fund must satisfy certain  requirements  relating
to  the  sources  of  its  income,  the  distribution  of its  income,  and  the
diversification of its assets. In satisfying these  requirements,  the Fund will
treat itself as owning its proportionate share of each of the Portfolio's assets
and as entitled to the income of the  Portfolio  properly  attributable  to such
share.

- --------------------------------------------------------------------------------
  AS A  REGULATED  INVESTMENT  COMPANY  UNDER  THE  CODE,  THE FUND DOES NOT PAY
  FEDERAL  INCOME  OR  EXCISE  TAXES  TO  THE  EXTENT  THAT  IT  DISTRIBUTES  TO
  SHAREHOLDERS  ITS NET  INVESTMENT  INCOME AND NET  REALIZED  CAPITAL  GAINS IN
  ACCORDANCE WITH THE TIMING REQUIREMENTS  IMPOSED BY THE CODE. AS A PARTNERSHIP
  UNDER THE CODE,  THE  PORTFOLIO  ALSO  DOES NOT PAY  FEDERAL  INCOME OR EXCISE
  TAXES.
- ------------------------------------------------------------------------------

    Distributions of interest on certain municipal obligations  constitute a tax
preference  item under the  alternative  minimum tax  provisions  applicable  to
individuals  and  corporations  (see page 6).  Distributions  of taxable  income
(including  a portion of any  original  issue  discount  with respect to certain
stripped  municipal  obligations  and stripped  coupons and accretion of certain
market   discount)  and  net  short-term   capital  gains  will  be  taxable  to
shareholders  as ordinary  income.  Distributions  of  long-term  capital  gains
included  therein are taxable to  shareholders  as such,  for Federal income tax
purposes,  regardless  of the length of time Fund  shares have been owned by the
shareholder.

    Tax-exempt  distributions  received from the Fund are  includable in the tax
base for determining  the taxability of social security and railroad  retirement
benefits.

    Interest on indebtedness  incurred or continued by a shareholder to purchase
or carry shares of the Fund is not deductible.  Further, entities or persons who
are  "substantial  users"  (or  persons  related  to  "substantial   users")  of
facilities  financed by industrial  development or private activity bonds should
consult their tax advisers before  purchasing  shares of the Fund.  "Substantial
user " is defined in applicable  Treasury  regulations  to include a "non-exempt
person" who  regularly  uses in trade or business a part of a facility  financed
from  the  proceeds  of  industrial   development  bonds  and  would  likely  be
interpreted  to  include  private  activity  bonds  issued  to  finance  similar
facilities.

    Shareholders  should  consult  their own tax  advisers  with  respect to the
state, local and foreign tax consequences of investing in the Fund.

PERFORMANCE INFORMATION
- --------------------------------------------------------------------------------

FROM TIME TO TIME,  THE FUND MAY ADVERTISE ITS YIELD AND/OR AVERAGE ANNUAL TOTAL
RETURN.  The current  yield for the Fund will be  calculated by dividing the net
investment  income  per  share  during a recent  30 day  period  by the  maximum
offering  price per share (net  asset  value) of the Fund on the last day of the
period and  annualizing  the resulting  figure.  A  taxable-equivalent  yield is
computed by using the  tax-exempt  yield  figure and dividing by 1 minus the tax
rate.  The Fund's  average  annual total return is  determined  by computing the
average  annual  percentage  change in value of $1,000  invested  at the maximum
sales charge (net asset value) for specified periods ending with the most recent
calendar  quarter,  assuming  reinvestment  of all  distributions.  The Fund may
publish annual and cumulative total return figures from time to time.

    The Fund  may also  publish  its  distribution  rate  and/or  its  effective
distribution rate. The Fund's distribution rate is computed by dividing the most
recent monthly  distribution per share annualized by the current net asset value
per share.  The Fund's effective  distribution  rate is computed by dividing the
distribution  rate by the  ratio  used to  annualize  the  most  recent  monthly
distribution  and reinvesting the resulting  amount for a full year on the basis
of such  ratio.  The  effective  distribution  rate  will  be  higher  than  the
distribution rate because of the compounding effect of the assumed reinvestment.
Investors  should note that the Fund's yield is calculated  using a standardized
formula,  the income  component of which is computed from the yields to maturity
of all debt obligations held by the Portfolio based on prescribed  methods (with
all purchases and sales of securities  during such period included in the income
calculation on a settlement date basis),  whereas the distribution rate is based
on the Fund's last monthly  distribution which tends to be relatively stable and
may be more or less than the  amount of net  investment  income  and  short-term
capital gain actually earned by the Fund during the month.

    Performance figures published by the Fund which do not include the effect of
any  applicable  contingent  deferred  sales  charge would be reduced if it were
included.  If the expenses of the Fund or the Portfolio are paid by Eaton Vance,
the Fund's performance will be higher.

    Investors should note that the investment results of the Fund will fluctuate
over time, and any  presentation of the Fund's current yield or total return for
any prior period should not be considered a representation of what an investment
may  earn or what an  investor's  yield  or total  return  may be in any  future
period.
<PAGE>
<TABLE>

                                                                                                                  APPENDIX
                                             NATIONAL MUNICIPALS PORTFOLIO

                                             ASSET COMPOSITION INFORMATION
                                      FOR THE FISCAL YEAR ENDED SEPTEMBER 30, 1994


<CAPTION>
                          MUNICIPAL BONDS                                                MUNICIPAL BONDS
                          MOODY'S RATING                                                  S&P'S RATING

                                                  PERCENT OF                                                   PERCENT OF
                                                  NET ASSETS                                                   NET ASSETS
                                                  ----------                                                   ----------
<S>                                               <C>              <C>                                         <C>  
  Aaa .......................................        17.10         AAA ...................................        17.18
  Aa ........................................         5.08         AA+ ...................................         0.13
  Aa2 .......................................         3.29         AA ....................................         6.09
  A1 ........................................         4.53         AA- ...................................         4.63
  A .........................................         2.64         A+ ....................................         2.41
  A2 ........................................         0.97         A .....................................         2.59
  Baa1 ......................................         7.92         A- ....................................         2.23
  Baa .......................................         7.00         BBB+ ..................................         3.74
  Baa2 ......................................         3.88         BBB ...................................         8.06
  Baa3 ......................................         3.95         BBB- ..................................         3.00
  Ba1 .......................................         4.48         BB+ ...................................         4.09
  Ba ........................................         0.20         BB ....................................         8.92
  Ba3 .......................................         0.45         BB- ...................................         0.97
  B2 ........................................         0.55         B .....................................         0.45
  B3 ........................................         0.97         Unrated ...............................        33.14
  Unrated ...................................        34.59         Cash & Equiv ..........................         2.40
  Cash & Equiv ..............................         2.40                                                        -----
                                                     -----                                                       100.00%
                                                    100.00%
</TABLE>
                                                                 
    The chart above indicates the weighted average composition of the securities
held by the  Portfolio for the period ended  September  30, 1994,  with the debt
securities  rated by  Moody's  Investors  Service,  Inc.  and  Standard & Poor's
Ratings Group  separated  into the indicated  categories.  The weighted  average
indicated above was calculated on a dollar weighted basis and was computed as at
the end of each month  during the fiscal  year.  The chart does not  necessarily
indicate what the composition of the securities held by the Portfolio's  will be
in the current and subsequent fiscal years.

    For a description of Moody's Investors  Service,  Inc. and Standard & Poor's
Ratings Group ratings of municipal  bonds,  see the Appendix to the Statement of
Additional Information.


<PAGE>

PORTFOLIO INVESTMENT ADVISER
Boston Management and Research
24 Federal Street
Boston, MA 02110

FUND ADMINISTRATOR
Eaton Vance Management
24 Federal Street
Boston, MA 02110

PRINCIPAL UNDERWRITER
Eaton Vance Distributors, Inc.
24 Federal Street
Boston, MA 02110
(800) 225-6265

CUSTODIAN
Investors Bank & Trust Company
24 Federal Street
Boston, MA 02110

TRANSFER AGENT
The Shareholder Services Group, Inc.
BOS725
P.O. Box 1559
Boston, MA 02104
(800) 262-1122

AUDITORS
Deloitte & Touche LLP
125 Summer Street
Boston, MA 02110

EV MARATHON NATIONAL 
MUNICIPALS FUND
24 FEDERAL STREET
BOSTON, MA 02110

M-HMP

Prospectus
FEBRUARY 1, 1995

EV MARATHON 
NATIONAL MUNICIPALS
FUND
<PAGE>
                        EV CLASSIC FLORIDA TAX FREE FUND
                     EV CLASSIC MASSACHUSETTS TAX FREE FUND
                      EV CLASSIC MISSISSIPPI TAX FREE FUND
                       EV CLASSIC NEW YORK TAX FREE FUND
                         EV CLASSIC OHIO TAX FREE FUND
                     EV CLASSIC RHODE ISLAND TAX FREE FUND
                     EV CLASSIC WEST VIRGINIA TAX FREE FUND

                SUPPLEMENT TO PROSPECTUS DATED FEBRUARY 1, 1995

                     EV CLASSIC CALIFORNIA MUNICIPALS FUND
                      EV CLASSIC NATIONAL MUNICIPALS FUND

               SUPPLEMENT TO PROSPECTUSES DATED FEBRUARY 1, 1995




         The Trustees of each Fund and the corresponding  Portfolio have amended
the nonfundamental investment policy governing call options to read "neither the
Fund nor the Portfolio may engage in options, futures or forward transactions if
more than 5% of its net assets,  as measured by the  aggregate  of the  premiums
paid  by the  Fund  or the  Portfolio,  would  be so  invested".  THE  FOLLOWING
DISCLOSURE IS ADDED TO THE SECTION "WHEN-ISSUED SECURITIES":



                  The  Portfolio  may also  purchase  instruments  that give the
         Portfolio  the option to  purchase a municipal  obligation  when and if
         issued.



May 5, 1995                                                                C-CPS
<PAGE>

                          EV CLASSIC TAX FREE FUNDS

                       EV CLASSIC FLORIDA TAX FREE FUND
                    EV CLASSIC MASSACHUSETTS TAX FREE FUND
                     EV CLASSIC MISSISSIPPI TAX FREE FUND
                      EV CLASSIC NEW YORK TAX FREE FUND
                        EV CLASSIC OHIO TAX FREE FUND
                    EV CLASSIC RHODE ISLAND TAX FREE FUND
                    EV CLASSIC WEST VIRGINIA TAX FREE FUND

     THE EV CLASSIC TAX FREE FUNDS (THE  "FUNDS")  ARE MUTUAL  FUNDS  SEEKING TO
PROVIDE  CURRENT  INCOME  EXEMPT  FROM  REGULAR  FEDERAL  INCOME  TAX AND  THEIR
RESPECTIVE  STATE TAXES DESCRIBED UNDER "THE FUNDS'  INVESTMENT  OBJECTIVES"  IN
THIS  PROSPECTUS.   EACH  FUND  INVESTS  ITS  ASSETS  IN  A  CORRESPONDING  NON-
DIVERSIFIED   OPEN-END  INVESTMENT  COMPANY  (A  "PORTFOLIO")  HAVING  THE  SAME
INVESTMENT  OBJECTIVE  AS THE FUND,  RATHER  THAN BY DIRECTLY  INVESTING  IN AND
MANAGING ITS OWN PORTFOLIO OF SECURITIES AS WITH HISTORICALLY  STRUCTURED MUTUAL
FUNDS. EACH FUND IS A SERIES OF EATON VANCE MUNICIPALS TRUST (THE "TRUST").

     Shares of the Funds are not deposits or  obligations  of, or  guaranteed or
endorsed  by,  any bank or other  insured  depository  institution,  and are not
federally  insured by the Federal  Deposit  Insurance  Corporation,  the Federal
Reserve  Board or any other  government  agency.  Shares  of the  Funds  involve
investment risks,  including fluctuations in value and the possible loss of some
or all of the principal investment.

     This combined  Prospectus is designed to provide you with  information  you
should know before investing.  Please retain this document for future reference.
A combined  Statement of Additional  Information  dated February 1, 1995 for the
Funds, as supplemented from time to time, has been filed with the Securities and
Exchange Commission and is incorporated  herein by reference.  This Statement of
Additional  Information is available  without  charge from the Funds'  Principal
Underwriter, Eaton Vance Distributors, Inc., 24 Federal Street, Boston, MA 02110
(telephone  (800)  225-6265).  The  Portfolios'  investment  adviser  is  Boston
Management and Research (the "Investment Adviser"), a wholly-owned subsidiary of
Eaton Vance  Management,  and Eaton Vance Management is the  administrator  (the
"Administrator")  of the Funds.  The offices of the  Investment  Adviser and the
Administrator are located at 24 Federal Street, Boston, MA 02110.

     AS OF THE DATE OF THIS COMBINED PROSPECTUS, A FUND MAY NOT BE AVAILABLE FOR
PURCHASE IN CERTAIN  STATES.  PLEASE  CONTACT THE PRINCIPAL  UNDERWRITER OR YOUR
BROKER FOR FURTHER INFORMATION.

- --------------------------------------------------------------------------------
    THESE SECURITIES HAVE NOT BEEN APPROVED OR DISAPPROVED BY THE SECURITIES
     AND EXCHANGE COMMISSION OR ANY STATE SECURITIES COMMISSION NOR HAS THE
     SECURITIES AND EXCHANGE COMMISSION OR ANY STATE SECURITIES COMMISSION
          PASSED UPON THE ACCURACY OR ADEQUACY OF THIS PROSPECTUS. ANY
             REPRESENTATION TO THE CONTRARY IS A CRIMINAL OFFENSE.
- --------------------------------------------------------------------------------

                      PROSPECTUS DATED FEBRUARY 1, 1995
<PAGE>
                              TABLE OF CONTENTS
Shareholder and Fund Expenses ............................................   3
The Funds' Financial Highlights ..........................................   5
The Funds' Investment Objectives .........................................   7
How the Funds and the Portfolios Invest their Assets .....................   7
Organization of the Funds and the Portfolios .............................  14
Management of the Funds and the Portfolios ...............................  16
Distribution Plans .......................................................  18
Valuing Fund Shares ......................................................  21
How to Buy Fund Shares ...................................................  22
How to Redeem Fund Shares ................................................  23
Reports to Shareholders ..................................................  24
The Lifetime Investing Account/Distribution Options ......................  25
The Eaton Vance Exchange Privilege  ......................................  26
Eaton Vance Shareholder Services .........................................  27
Distributions and Taxes ..................................................  27
Performance Information ..................................................  29
Appendix -- State Specific Information ...................................  30
<PAGE>
SHAREHOLDER AND FUND EXPENSES (1)
- --------------------------------------------------------------------------------

SHAREHOLDER TRANSACTION EXPENSES
  Sales Charges Imposed on Purchases of Shares                             None
  Sales Charges Imposed on Reinvested Distributions                        None
  Redemption Fees                                                          None
  Fees to Exchange Shares                                                  None
  Contingent Deferred Sales Charge Imposed on Redemption
    During the First Year (as a percentage of redemption
    proceeds exclusive of all reinvestments and capital
    appreciation in the account)(2)                                       1.00%


ANNUAL FUND AND ALLOCATED PORTFOLIO OPERATING EXPENSES
  (as a percentage of average daily net assets)
                                            FLORIDA  MASSACHUSETTS  MISSISSIPPI
                                             FUND        FUND          FUND
                                            -------  -------------  -----------
  Investment Adviser Fee(3)                   0.46%       0.46%        0.10%
  Rule 12b-1 Distribution (and Service) Fees  0.95        0.95         0.95
  Other Expenses                              0.20        0.25         0.30
                                              ----        ----         ----
    Total Operating Expenses                  1.61%       1.66%        1.35%
                                              ====        ====         ==== 

EXAMPLE
An investor would pay the following  expenses  (including a contingent  deferred
sales charge in the case of redemption  during the first year after purchase) on
a $1,000 investment, assuming (a) 5% annual return and (b) redemption at the end
of each period:

                                            FLORIDA  MASSACHUSETTS  MISSISSIPPI
                                             FUND        FUND          FUND
                                            -------  -------------  -----------

  1 Year  .............................       $26           $27           $24
  3 Years .............................        51            52            43

An investor would pay the following  expenses on the same  investment,  assuming
(a) 5% annual return and (b) no redemptions:

  1 Year ..............................       $16           $17           $14
  3 Years .............................        51            52            43

ANNUAL FUND AND ALLOCATED PORTFOLIO OPERATING EXPENSES
(as a percentage of average daily net assets)

                              NEW YORK     OHIO   RHODE ISLAND  WEST VIRGINIA
                                FUND       FUND       FUND          FUND
                              --------     ----   ------------  -------------
  Investment Adviser Fee(3)     0.46%      0.45%      0.11%         0.12%
  Rule 12b-1 Distribution 
   (and Service) Fees           0.95       0.95       0.95          0.95
  Other Expenses                0.25       0.25       0.30          0.30
                                ----       ----       ----          ----
    Total Operating Expenses    1.66%      1.65%      1.36%         1.37%
                                ====       ====       ====          ==== 
<PAGE>
EXAMPLE
An investor would pay the following  expenses  (including a contingent  deferred
sales charge in the case of redemption  during the first year after purchase) on
a $1,000 investment, assuming (a) 5% annual return and (b) redemption at the end
of each period:

                              NEW YORK     OHIO   RHODE ISLAND  WEST VIRGINIA
                                FUND       FUND       FUND          FUND
                              --------     ----   ------------  -------------

  1 Year  ................       $27        $27        $24           $24
  3 Years ................        52         52         43            43

An investor would pay the following  expenses on the same  investment,  assuming
(a) 5% annual return and (b) no redemptions:

  1 Year  ................       $17        $17        $14           $14
  3 Years ................        52         52         43            43

Notes:
(1) The purpose of the above tables and Examples is to summarize  the  aggregate
    expenses  of the  Funds  and  the  Portfolios  and to  assist  investors  in
    understanding  the various  costs and expenses  that  investors in each Fund
    will bear  directly or  indirectly.  The Trustees of the Trust  believe that
    over time the aggregate per share  expenses of a Fund and its  corresponding
    Portfolio should be approximately  equal to the per share expenses which the
    Fund would incur if the Trust retained the services of an investment adviser
    and the assets of the Fund were invested  directly in the type of securities
    being held by its corresponding Portfolio. Since the Funds do not yet have a
    sufficient operating history,  the percentages  indicated as Annual Fund and
    Allocated  Portfolio  Operating  Expenses  and the  amounts  included in the
    Examples  are based on both the Funds' and their  corresponding  Portfolios'
    projected fees and expenses for the current fiscal year ending September 30,
    1995. The tables and Examples should not be considered a  representation  of
    past or future  expenses  and  actual  expenses  may be greater or less than
    those shown. For further information regarding the expenses of the Funds and
    the Portfolios see "The Funds' Financial Highlights",  "Organization  of the
    Funds and the Portfolios",  "Management of the Funds and the Portfolios" and
    "How to Redeem Fund  Shares".  Because the Funds make  payments  under their
    Distribution Plans adopted under Rule 12b-1, a long-term shareholder may pay
    more than the  economic  equivalent  of the maximum  front-end  sales charge
    permitted by a rule of the National Association of Securities Dealers,  Inc.
    See  "Distribution   Plans."  Other  investment   companies  with  different
    distribution  arrangements  and fees are  investing  in the  Portfolios  and
    additional such companies may do so in the future.  See "Organization of the
    Funds and the Portfolios".
(2) The  contingent  deferred  sales charge will be imposed on the redemption of
    shares purchased on or after January 30, 1995. No contingent  deferred sales
    charge is  imposed  on (a)  shares  purchased  more  than one year  prior to
    redemption,  (b) shares acquired  through the  reinvestment of dividends and
    distributions  or (c) any  appreciation  in  value of  other  shares  in the
    account (see "How to Redeem Fund Shares"),  and no such charge is imposed on
    exchanges  of Fund shares for shares of one or more other funds listed under
    "The Eaton Vance Exchange Privilege."
(3) Each  Portfolio's  monthly  advisory fee has two components,  a fee based on
    daily net assets and a fee based on daily gross income,  as set forth in the
    fee schedule on page 16.
<PAGE>
THE FUNDS' FINANCIAL HIGHLIGHTS

- --------------------------------------------------------------------------------
The  following  information  should be read in  conjunction  with the  financial
statements included in the Statement of Additional Information, all of which has
been so  included  in  reliance  upon the  report  of  Deloitte  &  Touche  LLP,
independent certified public accountants, as experts in accounting and auditing.
Further  information  regarding  the  performance  of a Fund is contained in its
annual report to shareholders which may be obtained without charge by contacting
the Principal Underwriter, Eaton Vance Distributors, Inc.
- --------------------------------------------------------------------------------
<TABLE>
<CAPTION>
                                     YEAR ENDED SEPTEMBER 30, 1994
                                     -----------------------------
                               FLORIDA  MASSACHUSETTS  MISSISSIPPI  NEW YORK
                               FUND<F1>     FUND<F1>      FUND<F1>  FUND<F1>
                               -------  -------------  -----------  --------
<S>                             <C>         <C>           <C>        <C>    
NET ASSET VALUE,
beginning of period             $10.000     $10.000       $10.000    $10.000
                                -------     -------       -------    -------
INCOME (LOSS) FROM OPERATIONS:
  Net investment income ......  $ 0.351     $ 0.350       $ 0.338    $ 0.344
  Net realized and
    unrealized loss on
    investments ..............   (0.967)     (0.933)       (1.024)    (0.869)
                                -------     -------       -------    -------
      Total loss from
      operations .............  $(0.616)    $(0.583)      $(0.686)   $(0.525)
                                -------     -------       -------    -------
LESS DISTRIBUTIONS:
  From net
    investment income ........  $(0.351)    $(0.350)      $(0.338)   $(0.344)
  In excess of net
    investment income ........  $(0.063)    $(0.067)      $(0.056)   $(0.071)
                                -------     -------       -------    -------
    Total distributions ......  $(0.414)    $(0.417)      $(0.394)   $(0.415)
                                -------     -------       -------    -------
NET ASSET VALUE, end
  of period ..................  $ 8.970     $ 9.000       $ 8.920    $ 9.060
                                =======     =======       =======    =======
TOTAL RETURN<F3> .............    (6.36)%     (6.02)%       (6.96)%    (5.45)%

RATIOS/SUPPLEMENTAL DATA*:
  Net assets, end of period
    (000 omitted) ............  $ 8,063     $ 3,743       $2,800      $5,137
  Ratio of net
    expenses to average
    daily net assets<F4> .....    1.63%<F2>   1.61%<F2>    1.24%<F2>  1.64%<F2>
  Ratio of net investment
    income to average daily
    net assets ...............    4.51%<F2>   4.55%<F2>    4.42%<F2>  4.41%<F2>
<FN>
* For the period from its start of business to September 30, 1994, the operating
  expenses of the Funds and the  Portfolios  may reflect a reduction of expenses
  by the Administrator or Investment  Adviser.  Had such actions not been taken,
  net investment income per share and the ratios would have been as follows:
</FN>
<S>                             <C>         <C>           <C>        <C>    
NET INVESTMENT
INCOME PER SHARE .............  $ 0.331     $ 0.260       $ 0.246    $ 0.293
                                =======     =======       =======    =======
RATIOS (As a percentage of
  average daily net assets):
    Expenses<F4> .............    1.88%<F2>   2.78%<F2>    2.45%<F2>  2.29%<F2>
    Net investment
      income .................    4.26%<F2>   3.38%<F2>    3.21%<F2>  3.76%<F2>
<CAPTION>
                                                      (See footnotes on page 6.)
<PAGE>
THE FUNDS' FINANCIAL HIGHLIGHTS -- CONTINUED
- --------------------------------------------------------------------------------
                                          YEAR ENDED SEPTEMBER 30, 1994
                                          -----------------------------
                                    OHIO       RHODE ISLAND    WEST VIRGINIA
                                    FUND<F1>      FUND<F1>        FUND<F1> 
                                    -------    ------------    -------------
<S>                                 <C>          <C>              <C>    
NET ASSET VALUE,
beginning of period                 $10.000      $10.000          $10.000
                                    -------      -------          -------
INCOME (LOSS) FROM OPERATIONS:
  Net investment
    income ....................     $ 0.348      $ 0.347          $ 0.326
  Net realized and
    unrealized loss on
    investments ...............      (0.992)      (1.046)          (0.959)
                                    -------      -------          -------
      Total loss from
        operations ............      (0.644)      (0.699)          (0.633)
                                    -------      -------          -------
LESS DISTRIBUTIONS:
  From net investment income ..      (0.348)      (0.347)          (0.326)
  In excess of net
    investment income .........      (0.068)      (0.064)          (0.061)
                                    -------      -------          -------
    Total distributions .......      (0.416)      (0.411)          (0.387)
                                    -------      -------          -------
NET ASSET VALUE,
end of period .................     $ 8.940      $ 8.890          $ 8.980
                                    =======      =======          =======
TOTAL RETURN<F3> ..............       (6.75)%      (7.29)%          (6.53)%

RATIOS/SUPPLEMENTAL DATA*:
  Net assets, end of period
    (000 omitted) .............     $ 2,111      $ 3,919          $ 1,897
  Ratio of net expenses to
    average daily net assets<F4>       1.60%<F2>    1.23%<F2>        1.28%<F2>
  Ratio of net investment
    income to average daily
    net assets ................        4.42%<F2>    4.50%<F2>        4.53%<F2>
<FN>
* For the period from the start of business to September 30, 1994, the operating
  expenses of the Funds and the  Portfolios  may reflect a reduction of expenses
  by the Administrator or Investment  Adviser.  Had such actions not been taken,
  net investment income per share and the ratios would have been as follows:
</FN>
<S>                                 <C>          <C>              <C>    
NET INVESTMENT
INCOME PER SHARE .............      $ 0.241      $ 0.299          $ 0.204
                                    =======      =======          =======
RATIOS (As a percentage of 
average daily net assets):
   Expenses<F4> ..............         2.96%<F2>    1.85%<F2>        2.66%<F2>
   Net investment
     income ..................         3.06%<F2>    3.88%<F2>        2.15%<F2>
<FN>
Footnotes:
<F1> For the Florida,  Massachusetts,  Mississippi, New York, Ohio, Rhode Island
     and West Virginia Funds,  the Financial  Highlights are for the period from
     the start of  business,  December 3, 1993,  December  7, 1993,  December 7,
     1993, December 6, 1993, December 7, 1993, December 7, 1993 and December 13,
     1993, respectively, to September 30, 1994.
<F2> Computed on an annualized basis.
<F3> Total  return is  calculated  assuming a purchase at the net asset value on
     the  first  day and a sale at the net  asset  value on the last day of each
     period  reported.  Dividends and  distributions,  if any, are assumed to be
     reinvested at the net asset value on the payable date.
<F4> Includes  the  Fund's  share  of its  corresponding  Portfolio's  allocated
     expenses.
</FN>
</TABLE>
<PAGE>
THE FUNDS' INVESTMENT OBJECTIVES
- --------------------------------------------------------------------------------
The  investment  objective of each Fund is set forth  below.  Each Fund seeks to
meet  its   investment   objective  by  investing   its  assets  in  a  separate
corresponding  open-end  management  investment  company (a  "Portfolio")  which
invests primarily in municipal  obligations (as described below) which are rated
at least investment grade by a major rating agency or, if unrated, determined to
be of at  least  investment  grade  quality  by  the  Investment  Adviser.  Each
Portfolio has the same investment objective as its corresponding Fund.

     EV CLASSIC  FLORIDA  TAX FREE FUND (the  "Florida  Fund")  seeks to provide
current  income  exempt  from  regular  Federal  income  tax in the  form  of an
investment  exempt from Florida  intangibles tax. The Florida Fund seeks to meet
its  objective by investing  its assets in the Florida Tax Free  Portfolio  (the
"Florida Portfolio").

     EV CLASSIC  MASSACHUSETTS TAX FREE FUND (the "Massachusetts Fund") seeks to
provide current income exempt from regular Federal income tax and  Massachusetts
state personal income taxes. The Massachusetts  Fund seeks to meet its objective
by  investing  its  assets  in  the   Massachusetts   Tax  Free  Portfolio  (the
"Massachusetts Portfolio").

     EV CLASSIC  MISSISSIPPI  TAX FREE FUND (the  "Mississippi  Fund")  seeks to
provide  current income exempt from regular  Federal income tax and  Mississippi
State personal income taxes. The Mississippi Fund seeks to meet its objective by
investing its assets in the  Mississippi  Tax Free Portfolio  (the  "Mississippi
Portfolio").

     EV CLASSIC  NEW YORK TAX FREE FUND (the "New York  Fund")  seeks to provide
current income exempt from regular Federal income tax and New York State and New
York City personal  income taxes.  The New York Fund seeks to meet its objective
by  investing  its  assets  in the New York Tax Free  Portfolio  (the  "New York
Portfolio").

     EV CLASSIC OHIO TAX FREE FUND (the "Ohio  Fund")  seeks to provide  current
income exempt from regular  Federal  income tax and Ohio State  personal  income
taxes.  The Ohio Fund seeks to meet its objective by investing its assets in the
Ohio Tax Free Portfolio (the "Ohio Portfolio").

     EV CLASSIC  RHODE ISLAND TAX FREE FUND (the "Rhode  Island  Fund") seeks to
provide  current income exempt from regular  Federal income tax and Rhode Island
State personal  income taxes.  The Rhode Island Fund seeks to meet its objective
by  investing  in the  Rhode  Island  Tax  Free  Portfolio  (the  "Rhode  Island
Portfolio").

     EV CLASSIC WEST VIRGINIA TAX FREE FUND (the "West Virginia  Fund") seeks to
provide  current income exempt from regular Federal income tax and West Virginia
State personal income taxes.  The West Virginia Fund seeks to meet its objective
by  investing  its assets in the West  Virginia  Tax Free  Portfolio  (the "West
Virginia Portfolio").

HOW THE FUNDS AND THE PORTFOLIOS INVEST THEIR ASSETS
- --------------------------------------------------------------------------------

EACH FUND SEEKS TO ACHIEVE ITS INVESTMENT OBJECTIVE BY INVESTING EITHER DIRECTLY
OR INDIRECTLY THROUGH ANOTHER OPEN-END  MANAGEMENT  INVESTMENT COMPANY PRIMARILY
(I.E.,  AT  LEAST  80% OF  ITS  NET  ASSETS  DURING  PERIODS  OF  NORMAL  MARKET
CONDITIONS)  IN DEBT  OBLIGATIONS  ISSUED BY OR ON  BEHALF OF ITS  CORRESPONDING
STATE AND ITS POLITICAL  SUBDIVISIONS,  AND THE  GOVERNMENTS OF PUERTO RICO, THE
U.S.  VIRGIN  ISLANDS AND GUAM,  THE  INTEREST  ON WHICH IS EXEMPT FROM  REGULAR
FEDERAL INCOME TAX, IS NOT A TAX PREFERENCE  ITEM UNDER THE FEDERAL  ALTERNATIVE
MINIMUM TAX AND IS EXEMPT FROM THE STATE TAXES SET FORTH  ABOVE.  The  foregoing
policy is a  fundamental  policy of each Fund and its  corresponding  Portfolio,
which may not be changed unless authorized by a vote of the Fund's  shareholders
or that Portfolio's investors, as the case may be.

     At least 75% of the net assets of the  Florida  Portfolio,  at least 70% of
the net assets of the  Massachusetts  Portfolio and New York  Portfolio,  and at
least 80% of the net assets of the Mississippi Portfolio, Ohio Portfolio,  Rhode
Island  Portfolio  and West  Virginia  Portfolio  will  normally  be invested in
obligations rated at least investment grade at the time of investment (which are
those rated Baa or higher by Moody's Investors Service,  Inc. ("Moody's") or BBB
or higher by either  Standard & Poor's Ratings Group ("S&P") or Fitch  Investors
Service, Inc. ("Fitch")) or, if unrated, determined by the Investment Adviser to
be of at least investment grade quality.  Municipal obligations rated Baa or BBB
may have speculative  characteristics.  Also, changes in economic  conditions or
other  circumstances  are more  likely to lead to a  weakened  capacity  to make
principal and interest  payments  than in the case of higher rated  obligations.
The  balance  of each  Portfolio's  net  assets  may be  invested  in  municipal
obligations  rated below investment grade (but not lower than B by Moody's,  S&P
or Fitch) and  unrated  municipal  obligations  considered  to be of  comparable
quality  by the  Investment  Adviser.  Securities  rated  below  BBB or Baa  are
commonly  known as "junk  bonds".  A Portfolio  may retain an  obligation  whose
rating  drops below B after its  acquisition  if such  retention  is  considered
desirable  by the  Investment  Adviser.  See  "Credit  Quality -  Risks."  For a
description  of municipal  obligation  ratings,  see the Statement of Additional
Information.

MUNICIPAL OBLIGATIONS. Municipal obligations include bonds, notes and commercial
paper  issued by a  municipality  for a wide  variety of both public and private
purposes.  Public purpose municipal bonds include general obligation and revenue
bonds.  General  obligation  bonds are backed by the taxing power of the issuing
municipality. Revenue bonds are backed by the revenues of a project or facility.
Municipal   notes  include  bond   anticipation,   tax   anticipation,   revenue
anticipation,  and construction loan notes.  Bond, tax and revenue  anticipation
notes are  short-term  obligations  that will be retired with the proceeds of an
anticipated  bond  issue,  tax  revenue  or  facility   revenue,   respectively.
Construction loan notes are short-term obligations that will be retired with the
proceeds of long-term  mortgage  financing.  Under normal market  conditions,  a
Portfolio will invest at least 65% of its total assets in obligations  issued by
its respective State or its political subdivisions.

     Interest on certain "private activity bonds" issued after August 7, 1986 is
exempt  from the regular  Federal  income tax  applicable  to  individuals  (and
corporations),  but such interest  (including a  distribution  by a Fund derived
from such interest) is treated as a tax preference  item which could subject the
recipient to or increase the recipient's  liability for the Federal  alternative
minimum tax. A Portfolio may not invest more than 20% of its net assets in these
obligations  and  obligations  subject to regular  Federal income tax and/or the
relevant  State taxes.  As at September 30, 1994, the Portfolios had invested in
private  activity  bonds as follows (as a  percentage  of net  assets):  Florida
Portfolio (8.7%); Massachusetts Portfolio (11.2%); Mississippi Portfolio (8.7%);
New York  Portfolio  (8.1%);  Ohio  Portfolio  (8.0%);  Rhode  Island  Portfolio
(10.5%); and West Virginia Portfolio (11.3%). For corporate  shareholders,  each
Fund's  distributions   derived  from  interest  on  all  municipal  obligations
(whenever issued) is included in "adjusted current earnings" for purposes of the
Federal  alternative  minimum tax applicable to corporations  (to the extent not
already included in alternative minimum taxable income as income attributable to
private activity bonds).

     The Omnibus  Budget  Reconciliation  Act of 1993 changed the Federal income
tax treatment of market discount on long-term tax-exempt  municipal  obligations
(i.e., obligations with a term of more than one year) purchased in the secondary
market  after  April 30,  1993 from  taxable  capital  gain to taxable  ordinary
income. A long-term debt obligation is generally treated as acquired at a market
discount  if the  secondary  market  purchase  price is less than (i) the stated
principal amount payable at maturity, in the case of an obligation that does not
have original issue discount or (ii) in the case of an obligation that does have
original  issue  discount,  the sum of the issue  price and any  original  issue
discount that accrued before the  obligation  was purchased.  Each Portfolio may
acquire  municipal  obligations at a market  discount from time to time, and its
corresponding  Fund's  distributions  will (when so  required)  include  taxable
income  reflecting the realization of such accrued discount by the Portfolio and
its allocation to the Fund.

MATURITY.  It is expected that each Portfolio will normally contain  substantial
amounts of long-term municipal  obligations with maturities of ten years or more
because  such  long-term   obligations  generally  produce  higher  income  than
short-term  obligations.  Such  long-term  obligations  are more  susceptible to
market  fluctuations  resulting from changes in interest rates than shorter term
obligations. Since each Portfolio's objective is to provide current income, each
Portfolio  will  invest in  obligations  with an  emphasis  on income and not on
stability  of  a  Portfolio's  net  asset  value.  The  average  maturity  of  a
Portfolio's  holdings may vary (generally  between 15 and 30 years) depending on
anticipated market conditions.

     Although each Portfolio will normally attempt to invest  substantially  all
of its assets in  municipal  obligations  issued by its  respective  State,  the
Portfolio  may,  under  normal  market  conditions,  invest up to 20% of its net
assets in  short-term  obligations  the  interest on which is subject to regular
Federal income tax,  Federal  alternative  minimum tax and/or the relevant State
taxes. Such short-term taxable obligations may include,  but are not limited to,
certificates  of deposit,  commercial  paper,  short-term  notes and obligations
issued  or  guaranteed  by  the  U.S.  Government  or any  of  its  agencies  or
instrumentalities.  During periods of adverse market conditions, a Portfolio may
temporarily  invest  more  than 20% of its  assets  in such  short-term  taxable
obligations, which will be rated no lower than investment grade.

CONCENTRATION.  Each Portfolio  will  concentrate  its  investments in municipal
obligations  issued by its respective State. Each Portfolio is, therefore,  more
susceptible  to factors  adversely  affecting  issuers in one State than  mutual
funds which do not  concentrate in a specific  State.  Municipal  obligations of
issuers in a single State may be adversely effected by economic developments and
by legislation  and other  governmental  activities in that State. To the extent
that a Portfolio's  assets are concentrated in municipal  obligations of issuers
of a single State,  that  Portfolio may be subject to an increased risk of loss.
Each  Portfolio  may also invest in  obligations  issued by the  governments  of
Puerto  Rico,  the U.S.  Virgin  Islands and Guam (the  "Territories").  See the
Appendix to this  Prospectus  for a  description  of economic and other  factors
relating to the States and Puerto Rico.

     In  addition,  each  Portfolio  may  invest  25% or more of its  assets  in
municipal  obligations  of the same type,  including,  without  limitation,  the
following:  general  obligations  of its  respective  State  and  its  political
subdivisions;   lease  rental   obligations  of  State  and  local  authorities;
obligations of State and local housing finance authorities,  municipal utilities
systems or public housing  authorities;  obligations  for hospitals or life care
facilities;  or  industrial  development  or pollution  control bonds issued for
electric  utility systems,  steel companies,  paper companies or other purposes.
This may make a Portfolio more susceptible to adverse  economic,  political,  or
regulatory  occurrences  affecting a particular category of issuer. For example,
health care-related issuers are susceptible to medicaid reimbursement  policies,
and national and state health care legislation.  As a Portfolio's  concentration
increases,   so  does  the  potential  for  fluctuation  in  the  value  of  the
corresponding Fund's shares.
<PAGE>
   EACH  FUND AND  PORTFOLIO  HAVE  ADOPTED  CERTAIN  FUNDAMENTAL  INVESTMENT
   RESTRICTIONS WHICH ARE ENUMERATED IN DETAIL IN THE STATEMENT OF ADDITIONAL
   INFORMATION  AND  WHICH  MAY  NOT  BE  CHANGED  UNLESS   AUTHORIZED  BY  A
   SHAREHOLDER  VOTE AND AN  INVESTOR  VOTE,  RESPECTIVELY.  EXCEPT  FOR SUCH
   ENUMERATED RESTRICTIONS AND AS OTHERWISE INDICATED IN THIS PROSPECTUS, THE
   INVESTMENT  OBJECTIVE  AND  POLICIES  OF EACH FUND AND  PORTFOLIO  ARE NOT
   FUNDAMENTAL POLICIES AND ACCORDINGLY MAY BE CHANGED BY THE TRUSTEES OF THE
   TRUST  AND THE  PORTFOLIO  WITHOUT  OBTAINING  THE  APPROVAL  OF A  FUND'S
   SHAREHOLDERS OR INVESTORS IN THE CORRESPONDING  PORTFOLIO, AS THE CASE MAY
   BE. IF ANY CHANGES WERE MADE IN A FUND'S  INVESTMENT  OBJECTIVE,  THE FUND
   MIGHT HAVE  INVESTMENT  OBJECTIVES  DIFFERENT FROM THE OBJECTIVE  WHICH AN
   INVESTOR  CONSIDERED  APPROPRIATE  AT  THE  TIME  THE  INVESTOR  BECAME  A
   SHAREHOLDER IN THE FUND.

NON-DIVERSIFIED  STATUS.  Each Portfolio's  classification  under the Investment
Company  Act of 1940 as a  "non-diversified"  investment  company  allows  it to
invest,  with  respect to 50% of its  assets,  more than 5% of its assets in the
securities of any issuer.  Because of the small number of municipal  obligations
issued by a State,  a Portfolio is likely to invest a greater  percentage of its
assets in the  securities  of a single  issuer  than would a  diversified  fund.
Therefore,  a Portfolio would be more susceptible to any single adverse economic
or political occurrence or development affecting issuers of the relevant State's
municipal obligations.  A Portfolio will also be subject to an increased risk of
loss if the issuer is unable to make  interest or  principal  payments or if the
market value of such  securities  declines.  It is also possible that sufficient
suitable State  municipal  obligations  will not be available for a Portfolio to
achieve its investment objective.

MUNICIPAL   LEASES.   Each   Portfolio  may  invest  in  municipal   leases  and
participations  therein,  which  arrangements  frequently involve special risks.
Municipal leases are obligations in the form of a lease or installment  purchase
arrangement  which is  entered  into by a State or local  government  to acquire
equipment and  facilities.  Interest  income from such  obligations is generally
exempt from local and State taxes in the State of issuance.  "Participations" in
such  leases  are  undivided  interests  in a portion  of the total  obligation.
Participations entitle their holders to receive a pro rata share of all payments
under the lease. A trustee is usually responsible for administering the terms of
the  participation  and enforcing  the  participants'  rights in the  underlying
lease.  Leases and  installment  purchase or conditional  sale contracts  (which
normally  provide  for  title  to the  leased  asset to pass  eventually  to the
governmental issuer) have evolved as a means for governmental issuers to acquire
property  and  equipment  without  meeting  the   constitutional  and  statutory
requirements  for the  issuance of debt.  State  debt-issuance  limitations  are
deemed to be inapplicable to these arrangements because of the inclusion in many
leases  or  contracts  of  "non-appropriation"  clauses  that  provide  that the
governmental issuer has no obligation to make future payments under the lease or
contract  unless  money is  appropriated  for such  purpose  by the  appropriate
legislative  body on a yearly or other periodic basis.  Such  arrangements  are,
therefore, subject to the risk that the governmental issuer will not appropriate
funds for lease payments.

     Certain  municipal  lease  obligations  owned by a Portfolio  may be deemed
illiquid for purposes of the Portfolio's 15% limitation on investing in illiquid
securities,  unless determined by the Investment Adviser, pursuant to guidelines
adopted by the  Trustees  of each  Portfolio,  to be liquid  securities  for the
purpose of such  limitation.  In  determining  the liquidity of municipal  lease
obligations,   the  Investment  Adviser  will  consider  a  variety  of  factors
including:  (1) the  willingness  of  dealers to bid for the  security;  (2) the
number of dealers  willing to purchase or sell the  obligation and the number of
other  potential  buyers;  (3)  the  frequency  of  trades  and  quotes  for the
obligation;  and (4) the nature of the  marketplace  trades.  In  addition,  the
Investment  Adviser will consider factors unique to particular lease obligations
affecting the marketability thereof. These include the general  creditworthiness
of the municipality,  the importance of the property covered by the lease to the
municipality,  and the likelihood that the  marketability of the obligation will
be maintained throughout the time the obligation is held by a Portfolio.  In the
event a Portfolio acquires an unrated municipal lease obligation, the Investment
Adviser  will  be  responsible  for  determining  the  credit  quality  of  such
obligation on an ongoing basis,  including an assessment of the likelihood  that
the lease may or may not be cancelled.

ZERO COUPON BONDS.  Each  Portfolio  may invest in zero coupon bonds,  which are
debt  obligations  that do not require the periodic  payment of interest and are
issued at a significant  discount from their face value.  Such bonds  experience
greater  volatility  in market  value due to  changes  in  interest  rates  than
municipal obligations that provide for regular payments of interest. A Portfolio
will accrue income on such bonds for tax and  accounting  purposes in accordance
with  applicable  law, the  corresponding  Fund's  proportionate  share of which
income  is  distributable  to  shareholders  of that  Fund.  Because  no cash is
received  at the time such income is  accrued,  a  Portfolio  may be required to
liquidate other  portfolio  securities to generate cash that a Fund may withdraw
from the Portfolio to satisfy the Fund's distribution obligations.

INVERSE  FLOATERS.  Each  Portfolio  may invest in various  types of  derivative
municipal  securities  whose interest rates bear an inverse  relationship to the
interest rate on another security or the value of an index ("inverse floaters").
Derivatives  are  securities  that provide for payments based on or derived from
the performance of an underlying asset,  index or other economic  benchmark.  An
investment  in derivative  instruments,  such as inverse  floaters,  may involve
greater risk than an  investment  in a fixed rate bond.  Because  changes in the
interest  rate on the other  security  or index  inversely  affect the  residual
interest  paid on the  inverse  floater,  the  value of an  inverse  floater  is
generally  more volatile than that of a fixed rate bond.  Inverse  floaters have
interest rate  adjustment  formulas which  generally  reduce or, in the extreme,
eliminate the interest  paid to the Portfolio  when  short-term  interest  rates
rise, and increase the interest paid to the Portfolio when  short-term  interest
rates fall.  Inverse floaters have varying degrees of liquidity,  and the market
for these  securities is new and relatively  volatile.  These securities tend to
underperform  the  market  for  fixed  rate  bonds  in a  rising  interest  rate
environment,  but tend to  outperform  the  market  for fixed  rate  bonds  when
interest  rates  decline.  Shifts in  long-term  interest  rates may alter  this
tendency,  however.  Although  volatile,  inverse  floaters  typically offer the
potential  for yields  exceeding  the yields  available on fixed rate bonds with
comparable  credit  quality and maturity.  These  securities  usually permit the
investor  to  convert  the  floating  rate to a fixed  rate  (normally  adjusted
downward),  and this  optional  conversion  feature may provide a partial  hedge
against  rising  interest  rates if  exercised  at an  opportune  time.  Inverse
floaters are  leveraged  because they provide two or more dollars of bond market
exposure for every dollar invested.

CREDIT QUALITY -- RISKS. Many municipal  obligations offering current income are
in the lowest investment grade category (Baa or BBB), lower categories or may be
unrated. As indicated above, each Portfolio may invest in municipal  obligations
rated below investment grade (but not lower than B by Moody's, S&P or Fitch) and
comparable  unrated  obligations.  The lowest investment grade,  lower rated and
comparable  unrated  municipal  obligations in which a Portfolio may invest will
have speculative  characteristics in varying degrees. While such obligations may
have some quality and protective  characteristics,  these characteristics can be
expected to be offset or outweighed by  uncertainties or major risk exposures to
adverse conditions. Lower rated and comparable unrated municipal obligations are
subject to the risk of an issuer's  inability  to meet  principal  and  interest
payments  on the  obligations  (credit  risk) and may also be subject to greater
price  volatility  due to such  factors as  interest  rate  sensitivity,  market
perception of the  creditworthiness  of the issuer and general market  liquidity
(market risk). Lower rated or unrated municipal obligations are also more likely
to react to real or perceived developments affecting market and credit risk than
are more highly  rated  obligations,  which react  primarily to movements in the
general level of interest rates. Each Portfolio may retain defaulted obligations
in its portfolio when such  retention is considered  desirable by the Investment
Adviser. In the case of a defaulted obligation, a Portfolio may incur additional
expense seeking  recovery of its  investment.  Municipal  obligations  held by a
Portfolio which are rated below  investment  grade but which,  subsequent to the
assignment  of such  rating,  are  backed by  escrow  accounts  containing  U.S.
Government  obligations  may be  determined by the  Investment  Adviser to be of
investment  grade quality for purposes of the Portfolio's  investment  policies.
Each Portfolio's  holdings of obligations rated below investment grade generally
will  be  less  than  35% of its net  assets.  In the  event  the  rating  of an
obligation  held by a Portfolio is  downgraded,  causing the Portfolio to exceed
this  limitation,  the Investment  Adviser will (in an orderly  fashion within a
reasonable  period of time) dispose of such obligations as it deems necessary in
order to comply with the foregoing  limitation.  For a description  of municipal
obligation ratings, see the Statement of Additional Information.

INSURED  OBLIGATIONS.  Each  Portfolio  may  purchase  municipal  bonds that are
additionally secured by insurance,  bank credit agreements,  or escrow accounts.
The credit  quality of companies  which  provide such credit  enhancements  will
affect the value of those  securities.  Although the insurance  feature  reduces
certain  financial risks, the premiums for insurance and the higher market price
paid for  insured  obligations  may  reduce a Fund's  current  yield.  Insurance
generally will be obtained from insurers with a claims-paying  ability rated Aaa
by Moody's or AAA by S&P or Fitch.  The insurance  does not guarantee the market
value of the insured obligations or the net asset value of a Fund's shares.

MARKET CONDITIONS.  The management of the Portfolios  believes that, in general,
the  secondary  market  for some  municipal  obligations  issued  within a State
(including  issues which are  privately  placed with a Portfolio) is less liquid
than  that for  taxable  debt  obligations  or for  large  issues  of  municipal
obligations that trade in a national market. No established resale market exists
for certain of the municipal  obligations  in which a Portfolio may invest.  The
market for obligations  rated below  investment  grade is also likely to be less
liquid than the market for higher rated  obligations.  These  considerations may
restrict  the  availability  of such  obligations,  may  affect  the  choice  of
securities sold to meet redemption  requests and may limit a Portfolio's ability
to sell or dispose of such securities.  Also,  valuation of such obligations may
be more difficult.

NET ASSET VALUE FLUCTUATION. The net asset value of shares of a Fund will change
in response to  fluctuations  in  prevailing  interest  rates and changes in the
value of the securities held by its corresponding Portfolio. When interest rates
decline,  the value of  securities  held by a Portfolio can be expected to rise.
Conversely,  when  interest  rates rise,  the value of most  portfolio  security
holdings can be expected to decline.  An investment in shares of a Fund will not
constitute a complete investment program.

SHORT-TERM  TRADING.  Each Portfolio may sell  securities in  anticipation  of a
market decline (a rise in interest  rates) or purchase and later sell securities
in anticipation of a market rise (a decline in interest rates).  In addition,  a
security  may be sold and another  purchased at  approximately  the same time to
take advantage of what a Portfolio  believes to be a temporary  disparity in the
normal yield  relationship  between the two  securities.  Yield  disparities may
occur for reasons not directly  related to the investment  quality of particular
issues or the general movement of interest rates, such as changes in the overall
demand for or supply of various types of municipal obligations or changes in the
investment  objectives  of  investors.  Such trading may be expected to increase
portfolio  turnover  rate and the  expenses  incurred  in  connection  with such
trading. Each Portfolio anticipates that its annual portfolio turnover rate will
generally not exceed 100% (excluding turnover of securities having a maturity of
one year or less).

WHEN-ISSUED  SECURITIES.  Each  Portfolio  may purchase  securities  on a "when-
issued"  basis,  which  means  that  payment  and  delivery  occur  on a  future
settlement  date. The price and yield of such  securities are generally fixed on
the date of commitment to purchase.  However, the market value of the securities
may fluctuate  prior to delivery and upon delivery the  securities  may be worth
more or less  than a  Portfolio  agreed to pay for them.  A  Portfolio  will not
accrue income in respect of when-issued  securities prior to the stated delivery
date of such  securities.  Each Portfolio will maintain in a segregated  account
sufficient assets to cover its outstanding purchase obligations.
<PAGE>
SECURITIES  LENDING.  Each  Portfolio may seek to increase its income by lending
portfolio securities to broker-dealers or other institutional  borrowers.  Under
present  regulatory  policies of the  Securities  and Exchange  Commission  (the
"Commission"),  such loans are required to be secured continuously by collateral
in cash, cash equivalents or U.S. Government securities held by each Portfolio's
custodian  and  maintained on a current basis at an amount at least equal to the
market value of the  securities  loaned,  which will be marked to market  daily.
Cash equivalents  include  short-term  municipal  obligations as well as taxable
certificates  of deposit,  commercial  paper and other  short-term  money market
instruments.  Each Portfolio  would have the right to call a loan and obtain the
securities  loaned at any time on up to five business  days' notice.  During the
existence of a loan, a Portfolio  will continue to receive the equivalent of the
interest  paid by the issuer on the  securities  loaned and will also  receive a
fee, or all or a portion of the interest on  investment  of the  collateral,  if
any.  However,  a Portfolio may pay lending fees to such borrowers.  A Portfolio
would not have the right to vote any securities  having voting rights during the
existence of the loan, but would call the loan in  anticipation  of an important
vote to be taken among holders of the securities or the giving or withholding of
their  consent on a material  matter  affecting  the  investment.  As with other
extensions of credit there are risks of delay in recovery or even loss of rights
in the securities  loaned if the borrower of the securities  fails  financially.
However,  the loans will be made only to organizations deemed by the Portfolio's
management to be of good  standing and when, in the judgment of the  Portfolio's
management,  the consideration which can be earned from securities loans of this
type  justifies  the  attendant  risk.  Distributions  by a Fund  of any  income
realized by its  corresponding  Portfolio from securities loans will be taxable.
If the  management  of a  Portfolio  decides  to make  securities  loans,  it is
intended  that the value of the  securities  loaned  would not exceed 30% of the
Portfolio's total assets.

FUTURES AND OPTIONS  TRANSACTIONS.  To hedge against  changes in interest rates,
each  Portfolio  may purchase and sell various kinds of futures  contracts,  and
purchase and write call and put options on futures contracts. Each Portfolio may
also enter into  closing  purchase  and sale  transactions  with respect to such
contracts  and  options.  The  futures  contracts  may be based on various  debt
securities (such as U.S.  Government  securities),  securities indices and other
financial  instruments  and indices.  Each  Portfolio will engage in futures and
related options  transactions  for bona fide hedging or non-hedging  purposes as
defined  in or  permitted  by  regulations  of  the  Commodity  Futures  Trading
Commission.  A  Portfolio  will  engage  in such  transactions  for  non-hedging
purposes only in order to enhance total return by using a futures  position as a
lower cost substitute for a securities  position that the Portfolio is otherwise
authorized to enter into.

     A Portfolio may not purchase or sell futures  contracts or purchase or sell
related  options,   except  for  closing  purchase  or  sale  transactions,   if
immediately  thereafter  the  sum  of  the  amount  of  margin  deposits  on the
Portfolio's  outstanding positions in futures and related options and the amount
of premiums paid for outstanding positions in options on futures would exceed 5%
of the market value of the Portfolio's net assets. There are no other percentage
limitations  on a Portfolio's  transactions  in futures  contracts or options on
futures, except that at least 80% of the Portfolio's net assets will be invested
in  municipal   obligations  as  described  above.  These  transactions  involve
brokerage costs,  require margin deposits and, in the case of futures  contracts
and options requiring a Portfolio to purchase securities,  require the Portfolio
to  segregate  liquid  high  grade  debt  securities  in an amount  equal to the
underlying value of such contracts and options. In addition,  while transactions
in futures  contracts  and options on futures  may reduce  certain  risks,  such
transactions  themselves  involve (1) liquidity risk that contractual  positions
cannot be easily closed out in the event of market changes, (2) correlation risk
that  changes  in the  value of  hedging  positions  may not  match  the  market
fluctuations  intended  to be hedged  (especially  given  that the only  futures
contracts  currently  available to hedge  municipal  obligations  are futures on
various U.S. Government  securities and on municipal  securities  indices),  (3)
market risk that an incorrect  prediction by the Investment  Adviser of interest
rates may cause a Portfolio to perform less well than if such  positions had not
been  entered  into,  and (4)  skills  different  from  those  needed  to select
portfolio  securities.  Distribution  by a Fund  from  any net  income  or gains
realized on its corresponding Portfolio's transactions in futures and options on
futures will be taxable.

ORGANIZATION OF THE FUNDS AND THE PORTFOLIOS
- --------------------------------------------------------------------------------
EACH FUND IS A SERIES OF EATON VANCE MUNICIPALS TRUST (THE "TRUST"),  A BUSINESS
TRUST  ESTABLISHED  UNDER  MASSACHUSETTS  LAW PURSUANT TO A DECLARATION OF TRUST
DATED SEPTEMBER 30, 1985, AS AMENDED.  THE TRUST IS A MUTUAL FUND -- AN OPEN-END
MANAGEMENT INVESTMENT COMPANY. The Trustees of the Trust are responsible for the
overall  management  and  supervision  of its  affairs.  The  Trust may issue an
unlimited  number of shares of  beneficial  interest (no par value per share) in
one or more series and because the Trust can offer separate  series (such as the
Funds)  it is  known as a  "series  company."  Each  share  represents  an equal
proportionate  beneficial interest in a Fund. When issued and outstanding,  each
Fund's shares are fully paid and  nonassessable  by the Trust and  redeemable as
described  under "How to Redeem Fund Shares."  Shareholders  are entitled to one
vote for each full share held.  Fractional shares may be voted  proportionately.
Shares have no preemptive or conversion rights and are freely transferable. Upon
liquidation of a Fund,  shareholders of that Fund are entitled to share pro rata
in the net assets available for distribution to shareholders.

     EACH  PORTFOLIO  IS ORGANIZED AS A TRUST UNDER THE LAWS OF THE STATE OF NEW
YORK AND IS TREATED AS A PARTNERSHIP  FOR FEDERAL TAX PURPOSES.  The Portfolios,
as well as the Trust,  intend to comply  with all  applicable  Federal and state
securities  laws.  Each  Portfolio's  Declaration  of  Trust  provides  that its
corresponding  Fund and other  entities  permitted  to invest in that  Portfolio
(e.g.,  other U.S. and foreign investment  companies,  and common and commingled
trust funds) will each be liable for all obligations of the Portfolio.  However,
the risk of a Fund  incurring  financial  loss on account of such  liability  is
limited to  circumstances  in which  both  inadequate  insurance  exists and the
Portfolio itself is unable to meet its obligations. Accordingly, the Trustees of
the  Trust  believe  that  neither  the Funds  nor  their  shareholders  will be
adversely affected by reason of the Funds investing in the Portfolios.

SPECIAL INFORMATION ON THE FUND/PORTFOLIO INVESTMENT STRUCTURE. An investor in a
Fund should be aware that the Fund,  unlike mutual funds which directly  acquire
and manage their own portfolios of  securities,  seeks to achieve its investment
objective by investing its assets in an interest in its corresponding Portfolio,
which is a separate investment company with an identical  investment  objective.
Therefore,  a Fund's  interest  in the  securities  owned  by its  corresponding
Portfolio is indirect.  In addition to selling an interest to its  corresponding
Fund, a Portfolio  may sell  interests to other  affiliated  and  non-affiliated
mutual  funds or  institutional  investors.  Such  investors  will  invest  in a
Portfolio on the same terms and conditions and will pay a proportionate share of
the Portfolio's expenses.  However, the other investors investing in a Portfolio
are not required to sell their shares at the same public  offering  price as the
corresponding  Fund due to variations in sales  commissions  and other operating
expenses. Therefore,  investors in a Fund should be aware that these differences
may result in differences  in returns  experienced by investors in the different
funds that invest in its  corresponding  Portfolio.  Such differences in returns
are also  present in other  mutual fund  structures,  including  funds that have
multiple classes of shares. For information  regarding the investment objective,
policies  and  restrictions  of  the  Portfolios,  see  "The  Funds'  Investment
Objectives" and "How the Funds and the Portfolios Invest their Assets".  Further
information  regarding  investment  practices  may be found in the  Statement of
Additional Information.

     The Trustees of the Trust have considered the advantages and  disadvantages
of investing the assets of each Fund in its corresponding  Portfolio, as well as
the advantages and  disadvantages of the two-tier  format.  The Trustees believe
that the structure offers  opportunities for substantial growth in the assets of
the Portfolios,  and affords the potential for economies of scale for each Fund,
at least when the assets of its corresponding Portfolio exceed $500 million.

     A  Fund  may  withdraw   (completely   redeem)  all  its  assets  from  its
corresponding  Portfolio  at any time if the  Board  of  Trustees  of the  Trust
determines that it is in the best interest of that Fund to do so. The investment
objective and the nonfundamental  investment policies of each Fund and Portfolio
may be changed by the Trustees of the Trust and the Portfolio  without obtaining
the  approval  of the  shareholders  of  that  Fund  or the  investors  in  that
Portfolio. Any such change of an investment objective will be preceded by thirty
days advance written notice to the  shareholders of the Fund or the investors in
the Portfolio,  as the case may be. If a shareholder redeems shares because of a
change in the  nonfundamental  objective or policies of a Fund, those shares may
be subject to a contingent deferred sales charge, as described in "How to Redeem
Fund  Shares".  In the  event  a Fund  withdraws  all of  its  assets  from  its
corresponding  Portfolio,  or the Board of Trustees of the Trust determines that
the  investment  objective of such  Portfolio is no longer  consistent  with the
investment objective of the Fund, such Trustees would consider what action might
be taken,  including  investing  all the assets of such Fund in  another  pooled
investment entity or retaining an investment adviser to manage the Fund's assets
in accordance with its investment objective. A Fund's investment performance may
be affected by a withdrawal of all its assets from its corresponding Portfolio.

     Information  regarding  other  pooled  investment  entities  or funds which
invest in a Portfolio  may be obtained by contacting  Eaton Vance  Distributors,
Inc. (the "Principal  Underwriter"  or "EVD"),  24 Federal  Street,  Boston,  MA
02110,  (617) 482-8260.  Smaller funds investing in a Portfolio may be adversely
affected by the actions of larger funds investing in the Portfolio. For example,
if a large fund withdraws from a Portfolio,  the remaining  funds may experience
higher  pro  rata  operating   expenses,   thereby   producing   lower  returns.
Additionally,  a  Portfolio  may become less  diverse,  resulting  in  increased
portfolio  risk, and experience  decreasing  economies of scale.  However,  this
possibility  exists as well for historically  structured mutual funds which have
large or institutional investors.

     Until  recently,  the  Administrator  sponsored  and  advised  historically
structured funds. Funds which invest all their assets in interests in a separate
investment  company are a relatively new development in the mutual fund industry
and,  therefore,  the  Funds  may be  subject  to  additional  regulations  than
historically structured funds.

     Each  Portfolio's  Declaration  of Trust  provides that the Portfolio  will
terminate 120 days after the complete withdrawal of a Fund or any other investor
in the Portfolio,  unless either the remaining investors, by unanimous vote at a
meeting of such  investors,  or a majority of the Trustees of the Portfolio,  by
written instrument consented to by all investors, agree to continue the business
of the Portfolio.  This provision is consistent with treatment of the Portfolios
as partnerships for Federal income tax purposes.  See  "Distributions and Taxes"
for  further  information.  Whenever a Fund as an  investor  in a  Portfolio  is
requested  to vote on  matters  pertaining  to the  Portfolio  (other  than  the
termination of the Portfolio's business, which may be determined by the Trustees
of the Portfolio  without  investor  approval),  the Fund will hold a meeting of
Fund  shareholders  and will vote its interest in the  Portfolio  for or against
such matters  proportionately  to the  instructions  to vote for or against such
matters received from Fund  shareholders.  A Fund shall vote shares for which it
receives no voting  instructions  in the same proportion as the shares for which
it receives  voting  instructions.  Other  investors in a Portfolio may alone or
collectively  acquire  sufficient  voting  interests in the Portfolio to control
matters  relating  to the  operation  of the  Portfolio,  which may  require the
corresponding  Fund to withdraw its  investment  in the  Portfolio or take other
appropriate action. Any such withdrawal could result in a distribution "in kind"
of portfolio  securities (as opposed to a cash distribution from the Portfolio).
If  securities  are  distributed,  a Fund could  incur  brokerage,  tax or other
charges in converting the securities to cash. In addition,  the  distribution in
kind may result in a less  diversified  portfolio  of  investments  or adversely
affect the liquidity of a Fund. Notwithstanding the above, there are other means
for meeting shareholder redemption requests, such as borrowing.

     The  Trustees  of the  Trust,  including  a majority  of the  noninterested
Trustees,  have approved written procedures designed to identify and address any
potential  conflicts of interest  arising from the fact that the Trustees of the
Trust and the Trustees of each Portfolio are the same. Such  procedures  require
each Board to take action to resolve any conflict of interest between a Fund and
its  corresponding  Portfolio,  and it is possible that the creation of separate
boards may be considered.  For further  information  concerning the Trustees and
officers  of each  of the  Trust  and  the  Portfolios,  see  the  Statement  of
Additional Information.

     Although each Fund offers only its own shares of beneficial interest, it is
possible that a Fund might become liable for a misstatement  or omission in this
Prospectus   regarding   another  Fund  because  the  Funds  use  this  combined
Prospectus.  The Trustees of the Trust have  considered this factor in approving
the use of a combined Prospectus.

MANAGEMENT OF THE FUNDS AND THE PORTFOLIOS
- --------------------------------------------------------------------------------
EACH PORTFOLIO ENGAGES BOSTON  MANAGEMENT AND RESEARCH  ("BMR"),  A WHOLLY-OWNED
SUBSIDIARY OF EATON VANCE MANAGEMENT ("EATON VANCE"), AS ITS INVESTMENT ADVISER.
EATON VANCE,  ITS  AFFILIATES AND ITS  PREDECESSOR  COMPANIES HAVE BEEN MANAGING
ASSETS OF  INDIVIDUALS  AND  INSTITUTIONS  SINCE  1924 AND  MANAGING  INVESTMENT
COMPANIES SINCE 1931.

     Acting  under the  general  supervision  of the Board of  Trustees  of each
Portfolio,  BMR manages each  Portfolio's  investments  and  affairs.  Under its
investment advisory agreement with a Portfolio,  BMR receives a monthly advisory
fee equal to the aggregate of

     (a) a daily asset based fee  computed  by  applying  the annual  asset rate
         applicable  to that  portion  of the  total  daily  net  assets in each
         Category as indicated below, plus
     (b) a daily  income  based fee  computed by applying  the daily income rate
         applicable  to that  portion of the total  daily  gross  income  (which
         portion  shall  bear the same  relationship  to the total  daily  gross
         income on such day as that portion of the total daily net assets in the
         same Category  bears to the total daily net assets on such day) in each
         Category as indicated below:

                                                          ANNUAL       DAILY
  CATEGORY   DAILY NET ASSETS                           ASSET RATE  INCOME RATE
  --------   ----------------                           ----------  -----------
     1       up to $20 million .........................  0.100%       1.00%
     2       $20 million but less than $40 million .....  0.200%       2.00%
     3       $40 million but less than $500 million ....  0.300%       3.00%
     4       $500 million but less than $1 billion .....  0.275%       2.75%
     5       $1 billion but less than $1.5 billion .....  0.250%       2.50%
     6       $1.5 billion but less than $2 billion .....  0.225%       2.25%
     7       $2 billion but less than $3 billion .......  0.200%       2.00%
     8       $3 billion and over .......................  0.175%       1.75%
<PAGE>
     Each Portfolio paid (or, absent a fee reduction,  would have paid) advisory
fees for the fiscal year ended  September  30, 1994  equivalent to the following
annualized percentage of average daily net assets:

                                 NET ASSETS AS OF
  PORTFOLIO                     SEPTEMBER 30, 1994         ADVISORY FEE
  ---------                     ------------------         ------------
  Florida .................        $772,123,153               0.46%
  Massachusetts ...........         308,539,780               0.46%
  Mississippi .............          29,476,651               0.19%(1)
  New York ................         655,646,776               0.46%
  Ohio ....................         324,411,553               0.45%
  Rhode Island ............          38,119,918               0.21%(2)
  West Virginia ...........          40,473,310               0.23%(3)

(1) To enhance the net income of the Mississippi Portfolio, BMR made a reduction
    of its  advisory  fee in the full  amount of such fee and BMR was  allocated
    $19,780 of expenses related to the operation of such Portfolio.
(2) To  enhance  the net  income  of the  Rhode  Island  Portfolio,  BMR  made a
    reduction of its advisory fee in the full amount of such fee.
(3) To  enhance  the net  income  of the  West  Virginia  Portfolio,  BMR made a
    reduction of its advisory fee in the full amount of such fee.

     BMR also  furnishes  for the use of each  Portfolio  office  space  and all
necessary  office   facilities,   equipment  and  personnel  for  servicing  the
investments of the Portfolios.  Each Portfolio is responsible for the payment of
all expenses  other than those  expressly  stated to be payable by BMR under its
investment advisory agreement.

     Nicole Anderes has acted as the portfolio manager of the New York and Rhode
Island  Portfolios since they commenced  operations.  She joined Eaton Vance and
BMR as a Vice President in January 1994. Prior to joining Eaton Vance, she was a
Vice  President  and  portfolio   manager  at  Lazard  Freres  Asset  Management
(1992-1994) and a Vice President and Manager -- Municipal  Research at Roosevelt
& Cross (1978-1992).

     Timothy T. Browse has acted as the  portfolio  manager of the West Virginia
Portfolio since it commenced  operations.  He has been a Vice President of Eaton
Vance and of BMR since 1993 and an employee of Eaton Vance since 1992.  Prior to
joining  Eaton Vance,  he was a municipal  bond trader at Fidelity  Management &
Research Company (1987-1992).

     Cynthia J. Clemson has acted as the  portfolio  manager of the  Mississippi
Portfolio since it commenced operations.  She has been a Vice President of Eaton
Vance and BMR since 1993 and an employee of Eaton Vance since 1985.

     Thomas J. Fetter has acted as the portfolio manager of the Florida and Ohio
Portfolios  since they  commenced  operations.  He has been a Vice  President of
Eaton Vance since 1987 and of BMR since inception.

     Robert B. MacIntosh has acted as the portfolio manager of the Massachusetts
Portfolio since it commenced  operations.  He has been a Vice President of Eaton
Vance since  joining the firm in 1991 and of BMR since its  inception.  Prior to
joining  Eaton  Vance,  he was a  portfolio  manager at  Fidelity  Management  &
Research Company (1986-1991).

     Municipal   obligations  are  normally  traded  on  a  net  basis  (without
commission) through  broker-dealers and banks acting for their own account. Such
firms  attempt to profit from such  transactions  by buying at the bid price and
selling  at the  higher  asked  price  of the  market,  and  the  difference  is
customarily  referred to as the spread.  In  selecting  firms which will execute
portfolio  transactions,  BMR judges their  professional  ability and quality of
service  and uses its best  efforts  to obtain  execution  at  prices  which are
advantageous to the Portfolios and at reasonably competitive spreads. Subject to
the  foregoing,  BMR may  consider  sales  of  shares  of the  Funds or of other
investment  companies  sponsored  by BMR  or  Eaton  Vance  as a  factor  in the
selection of firms to execute portfolio transactions.

BMR OR EATON  VANCE ACTS AS  INVESTMENT  ADVISER  TO  INVESTMENT  COMPANIES  AND
VARIOUS  INDIVIDUAL AND  INSTITUTIONAL  CLIENTS WITH ASSETS UNDER  MANAGEMENT OF
APPROXIMATELY  $15 BILLION.  Eaton Vance is a  wholly-owned  subsidiary of Eaton
Vance Corp.,  a publicly held holding  company.  Eaton Vance Corp.,  through its
subsidiaries  and  affiliates,  engages in investment  management  and marketing
activities,  fiduciary and banking services, oil and gas operations, real estate
investment,  consulting  and  management,  and  development  of precious  metals
properties.

     The Trust has retained the services of Eaton Vance to act as  Administrator
of the Funds.  The Trust has not retained the services of an investment  adviser
since  the Trust  seeks to  achieve  the  investment  objective  of each Fund by
investing its assets in the corresponding  Portfolio.  As  Administrator,  Eaton
Vance  provides the Funds with general  office  facilities  and  supervises  the
overall  administration  of the Fund. For these  services Eaton Vance  currently
receives  no  compensation.  The  Trustees  of the Trust may  determine,  in the
future, to compensate Eaton Vance for such services.

DISTRIBUTION PLANS
- --------------------------------------------------------------------------------
EACH FUND FINANCES  DISTRIBUTION  ACTIVITIES AND HAS ADOPTED A DISTRIBUTION PLAN
(A "PLAN") PURSUANT TO RULE 12B-1 UNDER THE INVESTMENT COMPANY ACT OF 1940. Rule
12b-1 permits a mutual fund, such as a Fund, to finance distribution  activities
and bear expenses  associated with the  distribution of its shares provided that
any  payments  made by the Fund are made  pursuant to a written  plan adopted in
accordance  with the Rule. Each Plan is subject to, and complies with, the sales
charge rule of the National  Association of Securities Dealers,  Inc. (the "NASD
Rule").   Each  Fund's  Plan  is  described  in  the   Statement  of  Additional
Information, and the following is a brief description of the salient features of
the Plans.  Each Fund's Plan provides  that the Fund,  subject to the NASD Rule,
will pay sales  commissions and distribution  fees to the Principal  Underwriter
only  after and as a result  of the sale of shares of the Fund.  On each sale of
Fund  shares  (excluding  reinvestment  of  distributions)  a Fund  will pay the
Principal  Underwriter amounts representing (i) sales commissions equal to 6.25%
of the amount received by a Fund for each share sold and (ii)  distribution fees
calculated  by applying the rate of 1% over the prime rate then  reported in The
Wall Street Journal to the outstanding balance of Uncovered Distribution Charges
(as  described  below) of the  Principal  Underwriter.  On sales  made  prior to
January 30,  1995,  the  Principal  Underwriter  currently  pays  monthly  sales
commissions  to a  financial  service  firm (an  "Authorized  Firm") in  amounts
anticipated to be equivalent to .75%, annualized,  of the assets maintained in a
Fund by the  customers of such Firm. On sales of shares made on January 30, 1995
and  thereafter,  the  Principal  Underwriter  currently  expects  to  pay to an
Authorized  Firm (a) sales  commissions  (except on  exchange  transactions  and
reinvestments)  at the time of sale equal to .80% of the  purchase  price of the
shares  sold by such  Firm,  and (b)  monthly  sales  commissions  approximately
equivalent  to 1/12 of  .75%  of the  value  of  shares  sold by such  Firm  and
remaining  outstanding  for at least one year. The Plan is designed to permit an
investor to purchase Fund shares through an Authorized Firm without incurring an
initial  sales charge and at the same time permit the Principal  Underwriter  to
compensate Authorized Firms in connection with the sale of Fund shares.
<PAGE>
THE  NASD  RULE  REQUIRES  EACH  FUND TO  LIMIT  ITS  ANNUAL  PAYMENTS  OF SALES
COMMISSIONS AND DISTRIBUTION FEES TO THE PRINCIPAL  UNDERWRITER TO AN AMOUNT NOT
EXCEEDING  .75% OF THE FUND'S  AVERAGE  DAILY NET ASSETS FOR EACH  FISCAL  YEAR.
Under  its Plan a Fund  accrues  daily an amount at the rate of 1/365 of .75% of
the Fund's net assets,  and pays such accrued  amounts  monthly to the Principal
Underwriter.  Each Plan requires such accruals to be automatically  discontinued
during  any  period in which  there are no  outstanding  Uncovered  Distribution
Charges under the Plan. Uncovered Distribution Charges are calculated daily and,
briefly, are equivalent to all unpaid sales commissions and distribution fees to
which the Principal  Underwriter  is entitled  under a Plan less all  contingent
deferred sales charges theretofore paid to the Principal Underwriter.  The Eaton
Vance  organization  may be  considered to have realized a profit under a Fund's
Plan if at any point in time the  aggregate  amounts of all payments made to the
Principal  Underwriter  pursuant  to a Fund's  Plan,  including  any  contingent
deferred sales charges, have exceeded the total expenses theretofore incurred by
such  organization in distributing  shares of the Fund.  Total expenses for this
purpose  will  include  an  allocable  portion  of the  overhead  costs  of such
organization and its branch offices.

     The amount payable by a Fund to the Principal  Underwriter  pursuant to its
Plan with  respect to each day will be accrued on such day as a  liability  of a
Fund and will accordingly reduce the Fund's net assets upon such accrual, all in
accordance with generally accepted accounting principles.  The amount payable on
each day by a Fund is  limited to 1/365 of .75% of the Fund's net assets on such
day.  The level of a Fund's net assets  changes  each day and  depends  upon the
amount of sales and redemptions of Fund shares,  the changes in the value of the
investments held by the corresponding Portfolio, the expenses of the Fund and of
the  corresponding  Portfolio  accrued  and  allocated  to the Fund on such day,
income on  portfolio  investments  of the  corresponding  Portfolio  accrued and
allocated to the Fund on such day, and any dividends and distributions  declared
on Fund shares.  A Fund does not accrue  possible future payments as a liability
of the Fund or reduce  the  Fund's  current  net  assets in  respect  of unknown
amounts  which may  become  payable  under its Plan in the  future  because  the
standards for accrual of a liability under such  accounting  principles have not
been satisfied.

     Each Fund's Plan provides that a Fund will receive all contingent  deferred
sales charges and will make no payments to the Principal  Underwriter in respect
of any day on which there are no outstanding  Uncovered  Distribution Charges of
the Principal Underwriter. Contingent deferred sales charges and accrued amounts
will be  paid  by a Fund  to the  Principal  Underwriter  whenever  there  exist
Uncovered Distribution Charges under the Fund's Plan.

     The provisions of the Plans relating to payments of sales  commissions  and
distribution  fees  to  the  Principal  Underwriter  are  also  included  in the
Distribution  Agreements  between  the  Trust on  behalf  of the  Funds  and the
Principal  Underwriter.  Each Plan  provides  that it shall  continue  in effect
through and including April 28, 1995, and shall continue in effect  indefinitely
thereafter for so long as such  continuance is approved at least annually by the
vote of both a majority of (i) the Trustees of the Trust who are not  interested
persons of the Trust and who have no direct or  indirect  financial  interest in
the operation of the Plan or any agreements related to the Plan (the "Rule 12b-1
Trustees")  and (ii) all of the Trustees then in office,  and each  Distribution
Agreement contains a similar provision. A Plan and Distribution Agreement may be
terminated at any time by vote of a majority of the Rule 12b-1 Trustees, or by a
vote of a majority of the outstanding voting securities of the Fund.

     Periods  with a high  level of sales of Fund  shares  accompanied  by a low
level of  early  redemptions  of Fund  shares  resulting  in the  imposition  of
contingent  deferred  sales  charges will tend to increase the time during which
there will exist Uncovered  Distribution  Charges of the Principal  Underwriter.
Conversely,  periods with a low level of sales of Fund shares  accompanied  by a
high level of early  redemptions  of Fund shares  resulting in the imposition of
contingent  deferred  sales  charges  will tend to reduce the time during  which
there will exist Uncovered Distribution Charges of the Principal Underwriter.

     Because of the NASD Rule limitation on the amount of sales  commissions and
distribution  fees paid to the Principal  Underwriter  during any fiscal year, a
high  level  of  sales  of Fund  shares  during  the  initial  years of a Fund's
operations would cause a large portion of the sales commissions  attributable to
a sale of Fund  shares  to be  accrued  and  paid by the  Fund to the  Principal
Underwriter  in fiscal  years  subsequent  to the year in which such shares were
sold. This spreading of sales  commissions  payments under each Fund's Plan over
an extended  period  would  result in the  incurrence  and payment of  increased
distribution fees under the Plan.

     For the period from each Fund's  start of business to the fiscal year ended
September 30, 1994, each Fund paid or accrued sales  commissions  under its Plan
equivalent to .75%  (annualized) of such Fund's average daily net assets.  As of
September  30,  1994,  the  outstanding  Uncovered  Distribution  Charges of the
Principal  Underwriter  on such  day  calculated  under  the  Plan  amounted  to
approximately  $692,000  (equivalent  to 8.6% of net  assets) in the case of the
Florida  Fund,  $270,000  (equivalent  to 7.2% of net assets) in the case of the
Massachusetts Fund,  $234,000  (equivalent to 8.4% of net assets) in the case of
the Mississippi Fund, $366,000 (equivalent to 7.1% of net assets) in the case of
the New York Fund,  $208,000  (equivalent  to 9.9% of net assets) in the case of
the Ohio Fund,  $325,000  (equivalent  to 8.3% of net assets) in the case of the
Rhode Island Fund,  and $159,000  (equivalent to 8.4% of net assets) in the case
of the West Virginia Fund.

     THE PLANS ALSO  AUTHORIZE THE FUNDS TO MAKE PAYMENTS OF SERVICE FEES TO THE
PRINCIPAL  UNDERWRITER,  AUTHORIZED  FIRMS  AND OTHER  PERSONS  IN  AMOUNTS  NOT
EXCEEDING .25% OF AVERAGE DAILY NET ASSETS FOR EACH FISCAL YEAR. The Trustees of
the Trust have  initially  implemented  this  provision  of each  Fund's Plan by
authorizing  the Fund to make  monthly  service fee  payments  to the  Principal
Underwriter  in amounts not expected to exceed .20% of the Fund's  average daily
net assets for each fiscal  year.  The Fund accrues the service fee daily at the
rate of 1/365 of .20% of the Fund's net  assets.  On sales made prior to January
30, 1995, the Principal Underwriter currently makes monthly service fee payments
to an  Authorized  Firm  in  amounts  anticipated  to  be  equivalent  to  .20%,
annualized, of the assets maintained in a Fund by the customers of such Firm. On
sales  of  shares  made on  January  30,  1995  and  thereafter,  the  Principal
Underwriter  currently  expects to pay to an  Authorized  Firm (a) a service fee
(except on exchange transactions and reinvestments) at the time of sale equal to
.20% of the  purchase  price of the shares  sold by such Firm,  and (b)  monthly
service  fees  approximately  equivalent  to 1/12 of .20% of the value of shares
sold by such Firm and remaining outstanding for at least one year. However, each
Fund's  Plan  authorizes  the  Trustees  of the  Trust on  behalf of the Fund to
increase  payments  to the  Principal  Underwriter,  Authorized  Firms and other
persons from time to time without  further action by  shareholders  of the Fund,
provided  that the  aggregate  amount of payments made to such persons under the
Plan in any fiscal year of the Fund does not exceed  .25% of the Fund's  average
daily net assets.  As permitted  by the NASD Rule,  all service fee payments are
made for personal  services  and/or the  maintenance  of  shareholder  accounts.
Service  fees  are  separate  and  distinct  from  the  sales   commissions  and
distribution  fees payable by a Fund to the Principal  Underwriter,  and as such
are not  subject  to  automatic  discontinuance  when  there are no  outstanding
Uncovered  Distribution Charges of the Principal  Underwriter.  During the first
year after a purchase of Fund shares, the Principal  Underwriter will retain the
service fee as reimbursement  for the service fee payment made to the Authorized
Firm at the time of sale.  For the period from each Fund's  start of business to
the fiscal year ended September 30, 1994, each Fund paid or accrued service fees
under its Plan equivalent to 0.20% (annualized) of such Fund's average daily net
assets for such periods.

     Each  Fund's  Plan as  currently  implemented  by the  Trustees  authorizes
payments  of  sales  commissions,  distribution  fees  and  service  fees to the
Principal Underwriter which may be equivalent,  on an aggregate basis during any
fiscal year of the Fund, to .95% of the Fund's average daily net assets for such
year.  The Funds  believe  that the combined  rate of all these  payments may be
higher than the rate of payments made under  distribution plans adopted by other
investment companies pursuant to Rule 12b-1.  Although the Principal Underwriter
will  use  its own  funds  (which  may be  borrowed  from  banks)  to pay  sales
commissions  and service fees at the time of sale,  it is  anticipated  that the
Eaton Vance  organization  will profit by reason of the  operation  of the Plans
through  increases in the Funds' assets  (thereby  increasing  the advisory fees
payable to BMR by the Portfolios) resulting from sale of Fund shares and through
amounts  paid  under  the  Plans to the  Principal  Underwriter  and  contingent
deferred sales charges paid to the Principal Underwriter.

     The  Principal  Underwriter  may,  from time to time,  at its own  expense,
provide  additional  incentives  to  Authorized  Firms which  employ  registered
representatives  who sell a  minimum  dollar  amount of a Fund's  shares  and/or
shares  of  other  funds  distributed  by the  Principal  Underwriter.  In  some
instances,  such additional incentives may be offered only to certain Authorized
Firms whose  representatives are expected to sell significant amounts of shares.
In  addition,  the  Principal  Underwriter  may from  time to time  increase  or
decrease the sales commissions payable to Authorized Firms.

     Each Fund may, in its absolute  discretion,  suspend,  discontinue or limit
the offering of its shares at any time. In  determining  whether any such action
should be taken, the Funds' management intends to consider all relevant factors,
including  without  limitation the size of a Fund,  the  investment  climate and
market  conditions,  the volume of sales and  redemptions of Fund shares and the
amount of Uncovered Distribution Charges of the Principal Underwriter. Each Plan
may  continue in effect and payments  may be made under the Plan  following  any
such  suspension,  discontinuance  or limitation of the offering of Fund shares;
however,  no Fund is  contractually  obligated  to  continue  its  Plan  for any
particular period of time.  Suspension of the offering of Fund shares would not,
of course, affect a shareholder's ability to redeem shares.

VALUING FUND SHARES
- --------------------------------------------------------------------------------
EACH FUND  VALUES ITS SHARES ONCE ON EACH DAY THE NEW YORK STOCK  EXCHANGE  (THE
"EXCHANGE")  IS OPEN FOR  TRADING,  as of the close of  regular  trading  on the
Exchange  (normally  4:00 p.m.  New York time).  Each Fund's net asset value per
share is determined by its custodian,  Investors  Bank & Trust Company  ("IBT"),
(as agent for the Fund) in the manner  authorized  by the Trustees of the Trust.
Net asset value is computed by dividing the value of a Fund's total assets, less
its liabilities, by the number of shares outstanding.  Because each Fund invests
substantially all of its assets in an interest in its  corresponding  Portfolio,
the  Fund's  net asset  value  will  reflect  the value of its  interest  in the
Portfolio  (which,  in turn,  reflects the underlying  value of the  Portfolio's
assets and liabilities).

     Authorized  Firms must  communicate  an  investor's  order to the Principal
Underwriter  prior to the close of the Principal  Underwriter's  business day to
receive that day's net asset value per Fund share.  It is the Authorized  Firms'
responsibility to transmit orders promptly to the Principal  Underwriter,  which
is a wholly-owned subsidiary of Eaton Vance.

     Each  Portfolio's  net asset  value is also  determined  as of the close of
regular  trading  on the  Exchange  by IBT  (as  custodian  and  agent  for  the
Portfolio)  based on  market  or fair  value  in the  manner  authorized  by the
Trustees of the Portfolio.  Municipal obligations will normally be valued on the
basis of  valuations  furnished by a pricing  service.  For further  information
regarding the valuation of the Portfolios'  assets,  see  "Determination  of Net
Asset Value" in the Statement of Additional Information.  Eaton Vance Corp. owns
77.3% of the outstanding stock of IBT, the Funds' and the Portfolios' custodian.
<PAGE>
- --------------------------------------------------------------------------------
   SHAREHOLDERS  MAY DETERMINE THE VALUE OF THEIR  INVESTMENT BY  MULTIPLYING
   THE NUMBER OF FUND SHARES OWNED BY THE CURRENT NET ASSET VALUE.
- --------------------------------------------------------------------------------

HOW TO BUY FUND SHARES
- --------------------------------------------------------------------------------
SHARES OF A FUND MAY BE  PURCHASED  FOR CASH OR MAY BE ACQUIRED IN EXCHANGE  FOR
SECURITIES.  Investors may purchase shares of a Fund through Authorized Firms at
the net asset  value per  share of the Fund  next  determined  after an order is
effective.  A Fund may suspend the offering of shares at any time and may refuse
an order for the  purchase  of shares.  Shares of each Fund are offered for sale
only in States where such shares may be legally sold.

     An initial  investment in a Fund must be at least  $1,000.  Once an account
has been  established  the investor may send  investments  of $50 or more at any
time directly to the Funds'  Transfer Agent (the  "Transfer  Agent") as follows:
The Shareholder  Services Group, Inc., BOS725,  P.O. Box 1559, Boston, MA 02104.
The  $1,000  minimum  initial  investment  is waived  for Bank  Draft  Investing
accounts, which may be established with an investment of $50 or more. See "Eaton
Vance Shareholder Services."

ACQUIRING  FUND SHARES IN EXCHANGE FOR  SECURITIES.  IBT, as escrow agent,  will
receive securities acceptable to Eaton Vance, as Administrator,  in exchange for
Fund shares at their net asset value as determined  above.  The minimum value of
securities  or securities  and cash  accepted for deposit is $5,000.  Securities
accepted  will be sold by IBT as agent for the account of their owner on the day
of their receipt by IBT or as soon  thereafter  as possible.  The number of Fund
shares to be issued in exchange for  securities  will be the aggregate  proceeds
from the sale of such securities,  divided by the applicable net asset value per
Fund  share  on the day  such  proceeds  are  received.  Eaton  Vance  will  use
reasonable  efforts to obtain the current  market price for such  securities but
does not  guarantee  the best  available  price.  Eaton  Vance  will  absorb any
transaction costs, such as commissions, on the sale of the securities.

     Securities determined to be acceptable should be transferred via book entry
or  physically  delivered,  in proper form for  transfer,  through an Authorized
Firm,  together with a completed and signed  Letter of  Transmittal  in approved
form (available from Authorized Firms), as follows:

    IN THE CASE OF BOOK ENTRY:
        Deliver through Depository Trust Co.
        Broker #2212
        Investors Bank & Trust Company
        For A/C EV Classic [State name] Tax Free Fund

    IN THE CASE OF PHYSICAL DELIVERY:
        Investors Bank & Trust Company
        Attention: EV Classic [State name] Tax Free Fund
        Physical Securities Processing Settlement Area
        89 South Street
        Boston, MA 02111

     Investors who are  contemplating  an exchange of securities for shares of a
Fund, or their  representatives,  must contact Eaton Vance to determine  whether
the securities are acceptable  before  forwarding  such securities to IBT. Eaton
Vance  reserves the right to reject any  securities.  Exchanging  securities for
Fund shares may create a taxable gain or loss.  Each investor should consult his
or her tax adviser with respect to the particular  Federal,  State and local tax
consequences of exchanging securities for Fund shares.

   IF YOU DON'T HAVE AN AUTHORIZED FIRM, EATON VANCE CAN RECOMMEND ONE.

HOW TO REDEEM FUND SHARES
- --------------------------------------------------------------------------------
A SHAREHOLDER MAY REDEEM FUND SHARES BY DELIVERING TO THE  SHAREHOLDER  SERVICES
GROUP, INC.,  BOS725,  P.O. BOX 1559, BOSTON,  MASSACHUSETTS  02104,  during its
business hours a written  request for  redemption in good order,  plus any share
certificates  with executed stock powers.  The redemption price will be based on
the net asset value per share of the  applicable  Fund next computed  after such
delivery.  Good order means that all relevant  documents must be endorsed by the
record owner(s) exactly as the shares are registered and the  signature(s)  must
be guaranteed by a member of either the Securities Transfer  Association's STAMP
program or the New York Stock Exchange's Medallion Signature Program, or certain
banks,  savings  and  loan  institutions,  credit  unions,  securities  dealers,
securities exchanges,  clearing agencies and registered securities  associations
as required by a  regulation  of the  Securities  and  Exchange  Commission  and
acceptable to The Shareholder  Services Group, Inc. In addition,  in some cases,
good order may require the  furnishing  of  additional  documents  such as where
shares are registered in the name of a corporation, partnership or fiduciary.

     Within seven days after  receipt of a  redemption  request in good order by
The Shareholder  Services Group,  Inc., a Fund will make payment in cash for the
net asset value of the shares as of the date  determined  above,  reduced by the
amount of any applicable  contingent  deferred sales charges described below and
Federal income tax required to be withheld.  Although each Fund normally expects
to make payment in cash for redeemed  shares,  the Trust,  subject to compliance
with applicable regulations,  has reserved the right to pay the redemption price
of shares of a Fund,  either totally or partially,  by a distribution in kind of
readily  marketable  securities  withdrawn  by that Fund from its  corresponding
Portfolio.  The  securities  so  distributed  would be  valued  pursuant  to the
Portfolio's  valuation  procedures.  If a shareholder received a distribution in
kind, the  shareholder  could incur brokerage or other charges in converting the
securities to cash.

     To sell  shares at their net asset  value  through  an  Authorized  Firm (a
repurchase),  a  shareholder  can place a repurchase  order with the  Authorized
Firm,  which may  charge a fee.  The value of such  shares is based upon the net
asset value calculated after EVD, as the Funds' agent, receives the order. It is
the Authorized Firm's  responsibility to transmit promptly  repurchase orders to
EVD.  Throughout this  Prospectus,  the word  "redemption" is generally meant to
include a repurchase.

     If  shares  were  recently  purchased,   the  proceeds  of  redemption  (or
repurchase) will not be sent until the check (including a certified or cashier's
check)  received  for the  shares  purchased  has  cleared.  Payment  for shares
tendered for redemption may be delayed up to 15 days from the purchase date when
the purchase check has not yet cleared. Redemptions or repurchases may result in
a taxable gain or loss.

     Due to the high cost of maintaining small accounts,  each Fund reserves the
right to redeem  accounts  with  balances of less than  $1,000.  Prior to such a
redemption,  shareholders  will be  given  60  days  written  notice  to make an
additional  purchase.  Thus, an investor making an initial  investment of $1,000
would  not be able to  redeem  shares  without  being  subject  to this  policy.
However,  no such redemption would be required by a Fund if the cause of the low
account  balance  was a  reduction  in the net asset  value of Fund  shares.  No
contingent   deferred  sales  charge  will  be  imposed  with  respect  to  such
involuntary redemptions.

CONTINGENT DEFERRED SALES CHARGE.  Shares purchased on or after January 30, 1995
and redeemed  within the first year of their purchase  (except  shares  acquired
through  the  reinvestment  of  distributions)  generally  will be  subject to a
contingent  deferred  sales charge.  This  contingent  deferred  sales charge is
imposed on any redemption the amount of which exceeds the aggregate value at the
time of redemption of (a) all shares in the account purchased more than one year
prior  to the  redemption,  (b)  all  shares  in the  account  acquired  through
reinvestment  of  distributions,  and (c) the increase,  if any, of value in the
other shares in the account  (namely those  purchased  within the year preceding
the  redemption)  over  the  purchase  price  of such  shares.  Redemptions  are
processed in a manner to maximize the amount of redemption  proceeds  which will
not be subject to a contingent deferred sales charge; i.e., each redemption will
be  assumed  to have been made first  from the  exempt  amounts  referred  to in
clauses (a), (b) and (c) above,  and second through  liquidation of those shares
in  the  account  referred to in clause (c) on a  first-in-first-out basis.  Any
contingent  deferred  sales  charge  which is  required  to be  imposed on share
redemptions will be equal to 1% of the net asset value of redeemed shares.

     In calculating the contingent  deferred sales charge upon the redemption of
Fund shares acquired in an exchange for shares of a fund currently  listed under
"The Eaton Vance Exchange  Privilege,"  the purchase of Fund shares  acquired in
the exchange is deemed to have occurred at the time of the original  purchase of
exchanged shares.

     No  contingent  deferred  sales charge will be imposed on Fund shares which
have been sold to Eaton Vance, its affiliates,  to their respective employees or
clients.  The  contingent  deferred  sales charge will also be waived for shares
redeemed  (1)  pursuant  to a  Withdrawal  Plan (see  "Eaton  Vance  Shareholder
Services"), (2) as part of a distribution from a retirement plan qualified under
Section 401,  403(b) or 457 of the Internal  Revenue  Code,  or (3) as part of a
minimum required  distribution  from other  tax-sheltered  retirement plans. The
contingent  deferred  sales charge will be paid to the Principal  Underwriter or
the Fund.  When paid to the Principal  Underwriter  it will reduce the amount of
Uncovered  Distribution  Charges calculated under the Fund's  Distribution Plan.
See "Distribution Plans."

REPORTS TO SHAREHOLDERS
- --------------------------------------------------------------------------------
EACH  FUND  WILL  ISSUE  TO ITS  SHAREHOLDERS  SEMI-ANNUAL  AND  ANNUAL  REPORTS
CONTAINING FINANCIAL STATEMENTS. Financial statements included in annual reports
are audited by the Funds'  independent  certified  public  accountants.  Shortly
after the end of each  year,  each  Fund  will  furnish  its  shareholders  with
information necessary for preparing Federal and State tax returns.
<PAGE>
THE LIFETIME INVESTING ACCOUNT/DISTRIBUTION OPTIONS
- --------------------------------------------------------------------------------
AFTER AN INVESTOR MAKES AN INITIAL PURCHASE OF FUND SHARES,  THE FUNDS' TRANSFER
AGENT, THE SHAREHOLDER  SERVICES GROUP,  INC., WILL SET UP A LIFETIME  INVESTING
ACCOUNT FOR THE INVESTOR ON THE  APPLICABLE  FUND'S  RECORDS.  This account is a
complete record of all  transactions  between the investor and the Fund which at
all  times  shows  the  balance  of shares  owned.  A Fund will not issue  share
certificates except upon request.

     At least quarterly,  shareholders will receive a statement showing complete
details of any  transaction  and the current share  balance in the account.  THE
LIFETIME  INVESTING  ACCOUNT  ALSO  PERMITS  A  SHAREHOLDER  TO MAKE  ADDITIONAL
INVESTMENTS  IN  SHARES BY  SENDING  A CHECK FOR $50 OR MORE to The  Shareholder
Services Group, Inc.

     Any questions concerning a shareholder's  account or services available may
be directed by telephone to EATON VANCE  SHAREHOLDER  SERVICES at  800-225-6265,
extension 2, or in writing to The Shareholder Services Group, Inc., BOS725, P.O.
Box 1559,  Boston,  MA, 02104 (please provide the name of the  shareholder,  the
Fund and the account number).

     THE  FOLLOWING  DISTRIBUTION  OPTIONS  WILL BE  AVAILABLE  TO ALL  LIFETIME
INVESTING  ACCOUNTS and may be changed as often as desired by written  notice to
the Funds' dividend  disbursing  agent,  The Shareholder  Services Group,  Inc.,
BOS725,  P.O. Box 1559,  Boston,  MA 02104. The currently  effective option will
appear on each account statement.

     Share  Option  --  Dividends  and  capital  gains  will  be  reinvested  in
     additional shares.

     Income Option -- Dividends  will be paid in cash, and capital gains will be
     reinvested in additional shares.

     Cash Option -- Dividends and capital gains will be paid in cash.

     The  Share  Option  will be  assigned  if no  other  option  is  specified.
Distributions,  including those  reinvested,  will be reduced by any withholding
required under the Federal income tax laws.

     If the Income  Option or Cash  Option has been  selected,  dividend  and/or
capital gains distribution checks which are returned by the United States Postal
Service as not  deliverable or which remain uncashed for six months or more will
be  reinvested  in the account in shares at the then  current  net asset  value.
Furthermore,  the  distribution  option  on the  account  will be  automatically
changed  to the  Share  Option  until  such  time as the  shareholder  selects a
different option.

DISTRIBUTION  INVESTMENT  OPTION.  In addition to the  distribution  options set
forth above, dividends and/or capital gains may be invested in additional shares
of another Eaton Vance fund. Before selecting this option, a shareholder  should
obtain a prospectus  of the other Eaton Vance fund and  consider its  objectives
and policies carefully.

"STREET NAME" ACCOUNTS.  If shares of a Fund are held in a "street name" account
with an Authorized Firm, all recordkeeping,  transaction processing and payments
of distributions relating to the beneficial owner's account will be performed by
the Authorized Firm, and not by the Fund and its transfer agent.  Since the Fund
will have no record of the beneficial owner's  transactions,  a beneficial owner
should contact the Authorized Firm to purchase,  redeem or exchange  shares,  to
make  changes  in or give  instructions  concerning  the  account,  or to obtain
information about the account. The transfer of shares in a "street name" account
to an account with another dealer or to an account directly with a Fund involves
special  procedures and will require the beneficial  owner to obtain  historical
purchase  information  about the shares in the account from the Authorized Firm.
Before  establishing  a  "street  name"  account  with an  investment  firm,  or
transferring  the account to another  investment  firm,  an investor  wishing to
reinvest  distributions  should  determine  whether the firm which will hold the
shares allows reinvestment of distributions in "street name" accounts.
<PAGE>
- --------------------------------------------------------------------------------
   UNDER A  LIFETIME  INVESTING  ACCOUNT A  SHAREHOLDER  CAN MAKE  ADDITIONAL
   INVESTMENTS IN SHARES OF A FUND BY SENDING A CHECK FOR $50 OR MORE.
- --------------------------------------------------------------------------------

THE EATON VANCE EXCHANGE PRIVILEGE
- --------------------------------------------------------------------------------
Shares of a Fund  currently  may be  exchanged  for  shares of one or more other
funds in the Eaton Vance Classic  Group of Funds and,  when publicly  available,
Eaton Vance Money Market Fund (availability  expected on or about April 3, 1995)
which are distributed with a contingent  deferred sales charge,  on the basis of
the net asset value per share of each fund at the time of the exchange, provided
that such exchange  offers are available only in States where shares of the fund
being acquired may be legally sold.

     Each exchange must involve  shares which have a net asset value of at least
$1,000. The exchange  privilege may be changed or discontinued  without penalty.
Shareholders  will be given sixty (60) days notice prior to any  termination  or
material  amendment  of the  exchange  privilege.  The Funds do not  permit  the
exchange privilege to be used for "Market Timing" and may terminate the exchange
privilege for any  shareholder  account engaged in Market Timing  activity.  Any
shareholder account for which more than two round-trip exchanges are made within
any  twelve  month  period  will be  deemed  to be  engaged  in  Market  Timing.
Furthermore,  a group of  unrelated  accounts  for which  exchanges  are entered
contemporaneously  by a financial  intermediary will be considered to be engaged
in Market Timing.

     The Shareholder Services Group, Inc. makes exchanges at the next determined
net asset value after  receiving an exchange  request in good order (see "How to
Redeem  Fund  Shares").   Consult  The  Shareholder  Services  Group,  Inc.  for
additional  information  concerning  the exchange  privilege.  Applications  and
prospectuses of other funds are available from Authorized Firms or the Principal
Underwriter.  The prospectus  for each fund describes its investment  objectives
and policies,  and  shareholders  should obtain a prospectus  and consider these
objectives and policies carefully before requesting an exchange.

     No contingent  deferred sales charge is imposed on exchanges.  For purposes
of calculating  the contingent  deferred sales charge upon  redemption of shares
acquired  in an  exchange,  the  purchase  of  shares  acquired  in one or  more
exchanges is deemed to have occurred at the time of the original purchase of the
exchanged shares.

     Shares of the other  funds in the Eaton  Vance  Classic  Group of Funds and
Eaton Vance Money Market Fund (when  available) may be exchanged for Fund shares
at their  respective net asset values per share, but subject to any restrictions
or qualifications set forth in the current prospectus of any such fund.

     Telephone  exchanges are accepted by The Shareholder  Services Group,  Inc.
provided the investor has not disclaimed in writing the use of the privilege. To
effect  such  exchanges,  call The  Shareholder  Services  Group,  Inc.  at 800-
262-1122 or, within  Massachusetts,  617-573-9403,  Monday through Friday,  9:00
a.m. to 4:00 p.m. (Eastern Standard Time). Shares acquired by telephone exchange
must be  registered  in the same name(s) and with the same address as the shares
being  exchanged.   Neither  the  Funds,  the  Principal   Underwriter  nor  The
Shareholder  Services Group,  Inc. will be responsible  for the  authenticity of
exchange instructions received by telephone, provided that reasonable procedures
to confirm  that  instructions  communicated  are  genuine  have been  followed.
Telephone  instructions  will be tape recorded.  In times of drastic economic or
market changes, a telephone exchange may be difficult to implement.  An exchange
may result in a taxable gain or loss.

EATON VANCE SHAREHOLDER SERVICES
- --------------------------------------------------------------------------------
THE FUNDS OFFER THE FOLLOWING  SERVICES,  WHICH ARE VOLUNTARY,  INVOLVE NO EXTRA
CHARGE,  AND MAY BE CHANGED OR  DISCONTINUED  WITHOUT  PENALTY AT ANY TIME. Full
information on each of the services  described below and an  application,  where
required, are available from Authorized Firms or the Principal Underwriter.  The
cost  of  administering  such  services  for the  benefit  of  shareholders  who
participate  in them is  borne  by the  applicable  Fund  as an  expense  to all
shareholders.

INVEST-BY-MAIL  -- FOR  PERIODIC  SHARE  ACCUMULATION:  Once the $1,000  minimum
investment has been made, checks of $50 or more payable to the order of the Fund
being purchased may be mailed directly to The Shareholder  Services Group, Inc.,
BOS725,  P.O. Box 1559, Boston, MA 02104 at any time -- whether or not dividends
are  reinvested.  The name of the  shareholder,  the Fund and the account number
should accompany each investment.

BANK DRAFT INVESTING -- FOR REGULAR SHARE ACCUMULATION:  Cash investments of $50
or more may be made through the  shareholder's  checking  account via bank draft
each month or quarter.  The $1,000 minimum initial  investment and small account
redemption policy are waived for these accounts.

WITHDRAWAL  PLAN: A shareholder may draw on  shareholdings  systematically  with
monthly or quarterly checks in an aggregate amount that does not exceed annually
12% of the account balance at the time the Plan is established. Such amount will
not be subject to a contingent  deferred  sales charge.  See "How to Redeem Fund
Shares". A minimum deposit of $5,000 in shares is required.

REINVESTMENT PRIVILEGE: A SHAREHOLDER WHO HAS REPURCHASED OR REDEEMED SHARES MAY
REINVEST,  WITH CREDIT FOR ANY  CONTINGENT  DEFERRED  SALES  CHARGES PAID ON THE
REDEEMED  OR  REPURCHASED  SHARES,  ANY  PORTION  OR ALL OF  THE  REPURCHASE  OR
REDEMPTION PROCEEDS (PLUS THAT AMOUNT NECESSARY TO ACQUIRE A FRACTIONAL SHARE TO
ROUND OFF THE PURCHASE TO THE NEAREST FULL SHARE) IN SHARES OF A FUND,  provided
that the  reinvestment  is  effected  within 30 days  after such  repurchase  or
redemption.  Shares are sold to a reinvesting shareholder at the next determined
net asset value  following  timely  receipt of a written  purchase  order by the
Principal  Underwriter or by a Fund (or by the Fund's  Transfer  Agent).  To the
extent  that  any  shares  of a Fund are  sold at a loss  and the  proceeds  are
reinvested  in  shares of the Fund (or  other  shares  of the Fund are  acquired
within the period  beginning 30 days before and ending 30 days after the date of
the  redemption)  some or all of the loss generally will not be allowed as a tax
deduction.  Shareholders  should  consult their tax advisers  concerning the tax
consequences of reinvestments.

DISTRIBUTIONS AND TAXES
- --------------------------------------------------------------------------------
SUBSTANTIALLY  ALL  OF  THE  INVESTMENT  INCOME  ALLOCATED  TO  A  FUND  BY  ITS
CORRESPONDING PORTFOLIO,  LESS THE FUND'S DIRECT AND ALLOCATED EXPENSES, WILL BE
DECLARED DAILY AS A DISTRIBUTION  TO FUND  SHAREHOLDERS OF RECORD AT THE TIME OF
DECLARATION.  Such  distributions,  whether  taken  in  cash  or  reinvested  in
additional  shares,  will  ordinarily be paid on the  twenty-second  day of each
month or the next business day thereafter.  Each Fund  anticipates  that for tax
purposes the entire  distribution,  whether paid in cash or additional shares of
the Fund,  will constitute  tax-exempt  income to  shareholders,  except for the
proportionate  part of the distribution that may be considered taxable income if
the Fund has taxable income during the calendar year.  Shareholders  reinvesting
the monthly  distribution  should treat the amount of the entire distribution as
the  tax  cost  basis  of the  additional  shares  acquired  by  reason  of such
reinvestment.  Daily  distribution  crediting  will  commence  on the  day  that
collected  funds for the  purchase of Fund shares are  available at the Transfer
Agent. Shareholders of a Fund will receive timely Federal income tax information
as to the  tax-exempt or taxable  status of all  distributions  made by the Fund
during the calendar year. A Fund's net realized  capital gains, if any,  consist
of the net realized  capital  gains  allocated to the Fund by its  corresponding
Portfolio for tax purposes, after taking into account any available capital loss
carryovers;  a Fund's net realized capital gains, if any, will be distributed at
least once a year, usually in December.

     In order to qualify as a regulated  investment  company  under the Internal
Revenue Code (the "Code"),  each Fund must satisfy certain requirements relating
to  the  sources  of  its  income,  the  distribution  of its  income,  and  the
diversification of its assets. In satisfying these requirements,  each Fund will
treat  itself as owning  its  proportionate  share of each of its  corresponding
Portfolio's  assets  and as  entitled  to the income of the  Portfolio  properly
attributable to such share.

- --------------------------------------------------------------------------------
   AS A REGULATED  INVESTMENT  COMPANY UNDER THE CODE, EACH FUND DOES NOT PAY
   FEDERAL  INCOME OR  EXCISE  TAXES TO THE  EXTENT  THAT IT  DISTRIBUTES  TO
   SHAREHOLDERS  ITS NET INVESTMENT  INCOME AND NET REALIZED CAPITAL GAINS IN
   ACCORDANCE  WITH  THE  TIMING   REQUIREMENTS   IMPOSED  BY  THE  CODE.  AS
   PARTNERSHIPS  UNDER THE CODE,  THE PORTFOLIOS DO NOT PAY FEDERAL INCOME OR
   EXCISE TAXES.
- --------------------------------------------------------------------------------

     Distributions of interest on certain municipal obligations constitute a tax
preference  item under the  alternative  minimum tax  provisions  applicable  to
individuals  and  corporations  (see page 8).  Distributions  of taxable  income
(including  a portion of any  original  issue  discount  with respect to certain
stripped  municipal  obligations  and stripped  coupons and accretion of certain
market   discount)  and  net  short-term   capital  gains  will  be  taxable  to
shareholders as ordinary income.  Distributions  of long-term  capital gains are
taxable to shareholders  as such for Federal income tax purposes,  regardless of
the length of time Fund shares have been owned by the shareholder. Distributions
are taxed in the manner  described  above  whether paid in cash or reinvested in
additional shares of a Fund.

     Tax-exempt  distributions  received  from a Fund are  includable in the tax
base for determining  the taxability of social security and railroad  retirement
benefits.

     Interest on indebtedness incurred or continued by a shareholder to purchase
or carry shares of a Fund is not  deductible to the extent it is deemed  related
to the Fund's distribution of tax-exempt interest.  Further, entities or persons
who are  "substantial  users" (or  persons  related to  "substantial  users") of
facilities  financed by industrial  development or private activity bonds should
consult  their tax advisers  before  purchasing  shares of a Fund.  "Substantial
user" is defined in  applicable  Treasury  regulations  to include a "non-exempt
person" who  regularly  uses in trade or business a part of a facility  financed
from  the  proceeds  of  industrial   development  bonds  and  would  likely  be
interpreted  to  include  private  activity  bonds  issued  to  finance  similar
facilities.

     SEE THE APPENDIX TO THIS PROSPECTUS FOR INFORMATION CONCERNING STATE TAXES.
Shareholders  should  consult  their own tax advisers with respect to the State,
local and foreign tax consequences of investing in a Fund.
<PAGE>
PERFORMANCE INFORMATION
- --------------------------------------------------------------------------------
FROM TIME TO TIME, EACH FUND MAY ADVERTISE THE YIELD AND/OR AVERAGE ANNUAL TOTAL
RETURN.  The current  yield for each Fund will be calculated by dividing the net
investment  income  per  share  during a recent  30-day  period  by the  maximum
offering  price per share (net  asset  value) of the Fund on the last day of the
period and  annualizing  the resulting  figure.  A  taxable-equivalent  yield is
computed by using the tax-exempt  yield figure and dividing by one minus the tax
rate.  Each Fund's  average  annual total return is  determined by computing the
average  annual  percentage  change in value of $1,000  invested  at the maximum
public  offering  price (net asset value) for specified  periods ending with the
most recent calendar quarter,  assuming  reinvestment of all distributions.  The
average  annual total return  calculation  assumes a complete  redemption of the
investment and the deduction of any contingent  deferred sales charge at the end
of the period.  The Funds may publish annual and cumulative total return figures
from time to time.

     The Funds may also  publish  the  distribution  rate  and/or the  effective
distribution  rate.  Each Fund's  distribution  rate is computed by dividing the
most recent monthly  distribution  per share annualized by the current net asset
value per share. Each Fund's effective distribution rate is computed by dividing
the  distribution  rate by the ratio used to annualize  the most recent  monthly
distribution  and reinvesting the resulting  amount for a full year on the basis
of such  ratio.  The  effective  distribution  rate  will  be  higher  than  the
distribution rate because of the compounding effect of the assumed reinvestment.
Investors  should note that a Fund's yield is  calculated  using a  standardized
formula the income component of which is computed from the yields to maturity of
all debt obligations held by the Portfolio based on prescribed methods (with all
purchases  and sales of  securities  during such  period  included in the income
calculation on a settlement date basis),  whereas the distribution rate is based
on a Fund's last monthly  distribution  which tends to be relatively  stable and
may be more or less than the  amount of net  investment  income  and  short-term
capital gain actually earned by the Fund during the month.

     Performance  figures published by a Fund which do not include the effect of
any  applicable  contingent  deferred  sales  charge would be reduced if it were
included.

     Investors should note that the investment  results of a Fund will fluctuate
over time, and any  presentation of the Fund's current yield or total return for
any prior period should not be considered a representation of what an investment
may  earn or what an  investor's  yield  or total  return  may be in any  future
period.  If the expenses of a Fund or its  corresponding  Portfolio  are paid by
Eaton Vance, the Fund's performance will be higher.
<PAGE>
                                                                        APPENDIX

STATE SPECIFIC INFORMATION

     Because each Portfolio  will normally  invest at least 65% of its assets in
the  obligations  within its  corresponding  State, it is susceptible to factors
affecting that State.  Each Portfolio may also invest up to 5% of its net assets
in obligations issued by the governments of Guam and the U.S. Virgin Islands and
up to 35% of its assets in obligations  issued by the government of Puerto Rico.
Set forth below is certain economic and tax information concerning the States in
which the Portfolios invest and Puerto Rico. The bond ratings provided below are
current as of the date of this  Prospectus and are based on economic  conditions
which may not continue; moreover, there can be no assurance that particular bond
issues may not be adversely affected by changes in economic,  political or other
conditions.  Unless stated otherwise,  the ratings indicated are for obligations
of the State. A State's political  subdivisions may have different ratings which
are unrelated to the ratings assigned to State obligations.

FLORIDA.  Florida's  financial  operations are considerably  different than most
other states because,  under the State's constitution,  there is no state income
tax.  The  lack  of an  income  tax  exposes  total  State  tax  collections  to
considerably  more volatility than would otherwise be the case and, in the event
of an economic downswing,  could effect the State's ability to pay principal and
interest  in a timely  manner.  The General  Fund  budget for  1994-95  includes
revenues of $14.6 billion (a 7.3% increase  over  1993-94) and  expenditures  of
$14.3 billion (a 7.6% increase over 1993-94).  Through  November,  1994,  actual
revenues were 1.6% ahead of projections.  Unencumbered reserves are projected to
be $281 million,  or 1.9% of expenditures for fiscal year 1995.  Unemployment in
the State for November, 1994 was 6.8% compared to the national unemployment rate
of 5.6%.

     In 1993, the State  constitution  was amended to limit the annual growth in
the assessed  valuation of  residential  property  and which,  over time,  could
constrain  the  growth in  property  taxes,  a major  revenue  source  for local
governments. While no immediate ratings implications are expected, the amendment
could have a negative impact on the financial  performance of local  governments
over time and lead to ratings  revisions which may have a negative impact on the
prices of affected bonds.

     General obligations of Florida are rated Aa, AA and AA by Moody's,  S&P and
Fitch, respectively. S&P presently regards the outlook for the State as stable.

FLORIDA  TAXES.  The  Florida  Department  of Revenue  has issued a ruling  that
shareholders of the Florida Fund that are subject to the Florida intangibles tax
will not be required to include the value of their  Florida Fund shares in their
taxable  intangible  property if all of the Florida  Fund's  investments  on the
annual  assessment  date are  obligations  that would be exempt from such tax if
held  directly  by  such  shareholders,  such as  Florida  and  U.S.  Government
obligations. The Florida Portfolio will normally attempt to invest substantially
all of its assets in tax-exempt  obligations of Florida,  the United States, the
Territories or political  subdivisions of the United States or Florida ("Florida
obligations")  and it will  ensure  that all of its  assets  held on the  annual
assessment date are exempt from the Florida  intanglibles  tax.  Accordingly the
value of the Florida  Fund  shares held by a  shareholder  should  under  normal
circumstances be exempt from the Florida intangibles tax.

MASSACHUSETTS.  In recent years,  the Commonwealth has experienced a significant
economic slowdown, and has experienced shifts in employment from labor-intensive
manufacturing  industries  to  technology  and  service-based  industries.   The
unemployment rate was 6.4% as of October,  1994, while the national unemployment
rate was 5.8%.

     Effective  July 1, 1990,  limitations  were  placed on the amount of direct
bonds the  Commonwealth  could have outstanding in a fiscal year, and the amount
of the total  appropriation  in any fiscal  year that may be  expended  for debt
service on general obligation debt of the Commonwealth  (other than certain debt
incurred to pay the fiscal  1990  deficit  and  certain  Medicaid  reimbursement
payments  for  prior  years)  was  limited  to 10%.  In  addition,  the power of
Massachusetts  cities and towns and certain  tax-supported  districts and public
agencies to raise  revenue  from  property  taxes to support  their  operations,
including the payment of debt service, is limited.  Property taxes are virtually
the only  source of tax  revenues  available  to cities  and towns to meet local
costs.  This limitation on cities and towns to generate  revenues could create a
demand  for  increases  in  state-funded  local  aid.  The  recent  difficulties
experienced  by the  Commonwealth  have resulted in a  substantial  reduction in
local aid from the  Commonwealth,  which may create  financial  difficulties for
certain municipalities.

     General obligations of Massachusetts are rated A, A+ and A+ by Moody's, S&P
and Fitch, respectively.

MASSACHUSETTS  TAXES. The  Massachusetts  Portfolio has received a letter ruling
(the  "Ruling")  from  the  Department  of  Revenue  of  The   Commonwealth   of
Massachusetts  to the effect that it will be  classified  as a  partnership  for
Massachusetts  tax purposes.  The Ruling provides that,  consequently,  interest
income received by the Massachusetts Portfolio on (1) debt obligations issued by
The  Commonwealth  of  Massachusetts  or its political  subdivisions,  including
agencies or instrumentalities  thereof  ("Massachusetts  Obligations"),  (2) the
Governments  of  Puerto  Rico,   Guam,  or  the  United  States  Virgin  Islands
("Possessions   Obligations"),   or  (3)  the  United  States   ("United  States
Obligations")  will be treated  as if  realized  directly  by  investors  in the
Massachusetts Portfolio. The Ruling concludes that, provided that an investor in
the Massachusetts  Portfolio qualifies as a regulated investment company ("RIC")
under the Code and satisfies certain notice  requirements of Massachusetts  law,
(1) dividends paid by such a RIC that are treated as tax-exempt  interest  under
the Code and  that  are  directly  attributable  to  interest  on  Massachusetts
Obligations  (including  the RIC's  allocable  share of  interest  earned by the
Massachusetts  Portfolio on such  obligations)  and (2) dividends paid by such a
RIC that are directly  attributable  to interest on  Possessions  Obligations or
United  States  Obligations  (including  the RIC's  allocable  share of interest
earned by the Massachusetts  Portfolio on such obligations)  will, in each case,
be excluded from  Massachusetts  gross income.  Because the  Massachusetts  Fund
intends  to  continue  to invest in the  Massachusetts  Portfolio,  qualify  for
treatment  as  a  RIC  under  the  Code,  and  satisfy  the  applicable   notice
requirements,  the Massachusetts Fund's distributions to its shareholders of its
allocable share of the interest received by the Massachusetts  Portfolio that is
attributable to  Massachusetts  Obligations,  Possessions  Obligations or United
States  Obligations  should  consequently be excluded from  Massachusetts  gross
income for  individuals,  estates and trusts  that are subject to  Massachusetts
taxation. The Massachusetts Fund has also been advised by its legal counsel that
distributions  properly  designated as capital gain dividends under the Code and
attributable to gains realized by the  Massachusetts  Portfolio and allocated to
the  Massachusetts  Fund  on  the  sale  of  certain  Massachusetts   tax-exempt
obligations issued pursuant to statues that specifically  exempt such gains from
Massachusetts  taxation will also be exempt from  Massachusetts  personal income
tax. Other distributions from the Massachusetts Fund included in a shareholder's
Federal gross income, including distributions derived from net long-term capital
gains not described in the preceding  sentence and net short-term capital gains,
are generally not exempt from Massachusetts personal income tax.

     Beginning  in 1996,  long-term  capital  gains will  generally  be taxed in
Massachusetts  on a  sliding  scale at  rates  ranging  from 5% to 0%,  with the
applicable tax rate declining as the tax holding period of the asset  (beginning
on the later of  January  1, 1995 or the date of actual  acquisition)  increases
from  more  than  one  year  to  more  than  six  years.  It is not  clear  what
Massachusetts  tax rate will be applicable to capital gain dividends for taxable
years beginning after 1995.

     Distributions  from the Massachusetts  Fund will be included in net income,
and in the case of intangible property corporations, shares of the Massachusetts
Fund,   will  be  included  in  net  worth  for  purposes  of  determining   the
Massachusetts excise tax on corporations subject to Massachusetts taxation.

MISSISSIPPI.  The State's economic outlook has improved recently, in part due to
the strong growth exhibited by the  manufacturing  sector.  The food and related
paper and allied product sectors have also experienced strong and steady growth.
Also, the governmental and  wholesale/retail  trade and service sectors have had
sound gains in employment.  In recent years, the State has successfully expanded
its economy through technology-based research and education, and the Mississippi
banking  system has  exhibited  relative  strength and  stability  over the past
several  years,  a period  characterized  by a growing  number of bank  failures
nationwide.  The construction and casino industries have also experienced growth
recently.

     All State  indebtedness  must be  authorized by  legislation  governing the
specific  programs or projects to be financed.  Such debt may include short- and
long-term indebtedness,  self-supporting general obligation bonds, highway bonds
and other types of indebtedness. As of December 31, 1994, the State's total bond
indebtedness  was $926.9  million.  For the fiscal year ended June 30, 1993, the
constitutional  debt limit was approximately  $4.6 billion.  State revenues were
$7.2 billion as of June 30, 1994.

     General  obligations  of  Mississippi  are  rated  AA-,  and Aa by S&P  and
Moody's. S&P has a positive outlook for the State.

MISSISSIPPI  TAXES.  Under  existing  Mississippi  law,  interest  received by a
Mississippi resident individual upon the obligations of the State of Mississippi
or political  subdivisions thereof  ("Mississippi  obligations") are exempt from
Mississippi  income tax. A recently  adopted  Mississippi  Income Tax Regulation
provides a pass-through  of the tax-exempt  character of interest  received by a
regulated investment company, such as the Mississippi Fund, upon distribution to
its  shareholders  where the  Mississippi  Fund directly  owns such  Mississippi
tax-exempt obligations.  Under the new regulation, a taxpayer's pro rata portion
of interest  dividends  distributed by a regulated  investment company is exempt
from Mississippi  income tax to the extent that such pro rata portion represents
interest received by a regulated investment company from governmental securities
which would be exempt for Mississippi  income tax purposes if such  governmental
securities were directly held by the taxpayer.  In this situation,  however, the
Mississippi Fund will not own the Mississippi  tax-exempt  obligations  directly
but will invest in the  Mississippi  Portfolio,  which will own the  Mississippi
tax-exempt  obligations.  There is no law addressing the Mississippi  income tax
consequences to Mississippi  resident  individuals  receiving interest dividends
from a  regulated  investment  company,  such  as  the  Mississippi  Fund,  that
contributes  its  assets  to a  trust,  such as the  Mississippi  Portfolio,  in
exchange for an interest  therein  where the trust owns  Mississippi  tax-exempt
obligations  and distributes  the income  therefrom to the regulated  investment
company.  In 1993, the Mississippi  State Tax Commission issued a ruling stating
that a Mississippi  resident  taxpayer's pro rata portion of interest  dividends
distributed by the Mississippi  Fund will be non-taxable to the extent that such
pro rata portion  represents  interest  received by the Mississippi Fund, either
directly or through  the  Mississippi  Portfolio,  from  Mississippi  tax-exempt
obligations,  which would be exempt for Mississippi  income tax purposes if such
tax-exempt  obligations  were directly  held by the taxpayer.  In the opinion of
Butler, Snow, O'Mara,  Stevens & Cannada,  PLLC, special Mississippi tax counsel
to the Mississippi Fund, a Mississippi resident individual's pro rata portion of
interest  dividends  distributed  by the  Mississippi  Fund will be exempt  from
Mississippi  income tax to the extent that such pro rata portion (i) is excluded
from gross income under the Code and (ii)  represents  interest the  Mississippi
Fund  receives,  either  directly or through  the  Mississippi  Portfolio,  from
investments in Mississippi tax-exempt obligations.

NEW YORK.  New York is the second  most  populous  state in the nation and has a
relatively high level of personal wealth.  The State's economy is diverse with a
comparatively  large share of the nation's finance,  insurance,  transportation,
communications and services  employment,  and a comparatively small share of the
nation's  farming and mining  activity.  The State's general credit standing has
historically  reflected its diverse and substantial  economic base.  However, as
the result of a recession ending in the first quarter of 1993, 560,000 jobs were
lost statewide (equal to 6.7% of the peak employment figure for 1989). Since the
first  quarter of 1993,  100,130 jobs have been added,  with nearly half of such
jobs occurring in the first quarter of 1994. In fiscal year 1993,  however,  the
State began the process of financial  reform.  The 1993 and 1994 financial plans
exceeded expectations and produced operating surpluses in both years.

     The fiscal stability of New York State is related, at least in part, to the
fiscal  stability of its localities  and  authorities.  Various State  agencies,
authorities  and localities  have issued large amounts of bonds and notes either
guaranteed  or  supported  by the  State.  In some  cases,  the State has had to
provide special assistance in recent years to enable such agencies,  authorities
and  localities  to meet their  financial  obligations  and, in some  cases,  to
prevent or cure  defaults.  To the extent State  agencies and local  governments
require State assistance to meet their financial obligations, the ability of the
State to meet its own  obligations  as they  become due or to obtain  additional
financing could be adversely affected.

     Like the State,  New York City has  experienced  financial  difficulties in
recent years and currently  continues to experience such difficulties  owing, in
part, to lower than anticipated  revenues.  Because New York City taxes comprise
40% of the State's tax base, the City's difficulties adversely affect the State.
Both the State and the City will be  constrained  in  addressing  future  fiscal
problems by their high current level of taxes.

     In June, 1994, the Governor  approved the 1994-1995  budget,  which reduces
taxes by $476 million in the 1994-1995 fiscal year and by more than $1.6 billion
when fully implemented. A reduction in both State and City personal income taxes
scheduled to take effect in 1994 has been deferred for one year as a part of the
1994-1995 budget.

     New York's general  obligations are rated A, A- and A+ by Moody's,  S&P and
Fitch,  respectively.  S&P  currently  assesses the rating  outlook for New York
obligations as positive.  New York City obligations are rated Baa1, A- and A- by
Moody's, S&P and Fitch, respectively. On January 17, 1995, S&P placed the City's
general obligation bonds on CreditWatch with negative implications as the result
of plans by the City to refund some of its debt to provide budget savings in its
1995 fiscal year. S&P stated that, by April,  1995, if the City continues to use
budget  devices such as debt  refundings  or fails to get ongoing  budget relief
from the State,  S&P would lower the rating on New York City general  obligation
debt to the "BBB"  category.  Any such downward  revision  could have an adverse
effect on the obligations held by the New York Portfolio.

NEW YORK  TAXES.  In the  opinion  of Brown & Wood,  under  New  York  law,  for
individuals  subject to the New York State or New York City personal income tax,
dividends  paid by the New York Fund are exempt from New York State and New York
City  income  tax for  individuals  who  reside in New York to the  extent  such
dividends are excluded from gross income for Federal income tax purposes and are
derived from interest payments on tax-exempt  obligations issued by or on behalf
of New  York  State  and  its  political  subdivisions  and  agencies,  and  the
govenments of Puerto Rico, the U.S. Virgin Islands and Guam. Other distributions
from the New York Fund,  including  distributions  derived from taxable ordinary
income and net short-term and long-term  capital gains, are generally not exempt
from New York State or City personal income tax.

OHIO.  The State's  economy is reliant in part on durable  goods  manufacturing,
largely concentrated in motor vehicles and equipment, steel, rubber products and
household  appliances.  As a result,  economic activity in Ohio tends to be more
cyclical  than in some other  states and in the nation as a whole.  Unemployment
declined  from 6.5% to 4.2%  between  November,  1993 and  November,  1994.  The
national  unemployment  rate in  November,  1994 was  5.6%.  In fiscal  1993,  a
projected  $520  million  budget gap was  addressed  through tax  increases  and
appropriation  cuts.  The fiscal year 1994 budget was balanced,  and the State's
General Revenue Fund had an ending fund balance of $560 million.

     General  obligations  of  Ohio  are  rated  Aa and AA by S&P  and  Moody's,
respectively  (except that highway obligations are rated Aaa by S&P). Fitch does
not currently rate the State's general obligations.

OHIO TAXES.  In the  opinion of special  tax  counsel to the Ohio Fund,  Squire,
Sanders & Dempsey,  under Ohio law, individuals who are otherwise subject to the
Ohio  personal  income tax will not be subject to such tax on dividends  paid by
the Ohio Fund to the extent such dividends properly  attributable to interest on
obligations  issued  by or on  behalf  of the  State  of Ohio  or its  political
subdivisions or the agencies or instrumentalities  thereof ("Ohio obligations").
Dividends  paid by the Ohio Fund also will be excluded  from the net income base
of the Ohio corporation  franchise tax to the extent such dividends are excluded
from gross income for Federal  income tax purposes or properly  attributable  to
interest on Ohio obligations.  However,  the Ohio Fund's shares will be included
in the tax base  computing the Ohio  corporation  franchise tax on the net worth
basis.  These  conclusions  regarding  Ohio taxation are based on the assumption
that the Ohio Fund will  continue to qualify as a regulated  investment  company
under  the Code and that at all  times at least  50% of the  value of the  total
assets of the Ohio Fund will consist of obligations of the State of Ohio and its
political   subdivisions  or  similar  obligations  of  other  states  or  their
subdivisions  determined,  to the  extent  the  Ohio  Fund  invests  in the Ohio
Portfolio,  by treating the Ohio Fund as owning its  proportionate  share of the
assets owned by the Ohio Portfolio.

RHODE ISLAND.  In an attempt to compensate for budget problems in 1990 and 1991,
the State's budget for fiscal 1993  incorporated a combination of service budget
reductions,   aggressive   pursuit  of  federal  program  receipts  and  revenue
enhancements.  In 1993,  the State recorded an $8.4 million  operating  surplus,
boosting the  undesignated  general fund balance to $8.7 million.  Combined with
budget stabilization  reserves,  the State ended fiscal 1993 with $32 million in
available  monies (equal to 1.4% of  expenditures).  The fiscal year 1994 budget
excluded nearly all gasoline tax revenues and transportation expenditures, which
will now be recorded in a new dedicated surface transportation fund. Fiscal 1994
revenue  estimates  were  $14  million  above  the  enacted  budget.   Unaudited
expenditures  in excess of revised  revenues are,  however,  expected to yield a
$2.9  million  drawdown of balances to $5.8  million.  The 1995 budget  includes
budgeted reserves of $46.5 million (equal to 3% of fiscal 1995 expenditures).

     In  January,  1991,  the  collapse  of the Rhode  Island  Share and Deposit
Indemnity Corporation precipitated the closure of 45 financial institutions with
a total deposit liability of approximately $1.7 billion. In response,  the State
created the Rhode Island Depositors  Economic Protection  Corporation,  a public
corporation,  ("DEPCO"),  to assist in the  resolution of the resulting  banking
crisis.  By the end of 1992,  substantially  all of the frozen deposits had been
repaid or otherwise made available to depositors through the reopening,  sale or
liquidation  of  the  closed  institutions.   DEPCO  currently  has  outstanding
approximately  $475.8 million of special obligation bonds, the proceeds of which
were used to  facilitate  the sale of  certain  institutions  and the  payout of
frozen  deposits.  Receipts  from .6% of the State's  sales and use tax rate are
dedicated  to a special  revenue  fund to be used for  repayment  of the special
obligation bonds. In addition, DEPCO has outstanding  approximately $130 million
of general  obligation  bonds,  which it expects will be repaid primarily out of
the  proceeds  from  liquidating  assets  acquired  from  certain  of the failed
institutions.  Over the next 20 years,  DEPCO is also  obligated  to pay  former
depositors approximately $54 million.

     Under the budget enacted for fiscal year 1993,  State aid programs to Rhode
Island  cities  and towns is slated to be  $379.9  million,  representing  a net
increase  over fiscal  year 1992 of $34.5  million.  In fiscal year 1994,  Rhode
Island cities and towns are expected to start  receiving 1% of State tax revenue
(approximately  $12.6  million) as a  distribution  through the general  revenue
sharing program.

     The State's budget  difficulties,  together with the banking crisis and the
issuance of the DEPCO  debt,  contributed  to a lowering  of the State's  credit
rating in 1992 to A-1 by Moody's  and AA- with a stable  outlook  from S&P.  The
State reportedly ranks fourth among all states in per capita  tax-supported debt
load.  General  obligations  of Rhode Island are rated AA-, A-1 and AA-, by S&P,
Moody's and Fitch, respectively.

RHODE ISLAND  TAXES.  The Rhode Island Fund  obtained an opinion from  Hinckley,
Allen & Snyder,  special tax counsel to the Rhode Island Fund,  that under Rhode
Island law, dividends paid by the Rhode Island Fund are exempt from Rhode Island
state income tax for  individuals  who reside in Rhode Island to the extent such
dividends are excluded from gross income for Federal income tax purposes and are
derived from interest  payments on  obligations  of Rhode Island,  its political
subdivisions, the Territories or the United States ("Rhode Island obligations").
Other  distibutions  from the Rhode Island Fund,  including  distributions  from
capital gains,  are generally not exempt from Rhode Island state personal income
tax.

WEST  VIRGINIA.   The  West  Virginia  economy  is  heavily   dependent  on  the
resource-based  industries,  specifically coal, chemical and steel. Although the
State's  economy has begun to rebound  from the  economic  recession,  the State
unemployment rate remains significantly above the national average. For October,
1994, the State unemployment rate was 7.9% down from the October,  1993 level of
10.4%, but well above the national average of 5.8%. The service and wood sectors
and tourism are expected to lead the improving State economy.  The manufacturing
sector has  contracted  in past years,  and mining  employment  is 16% below the
level which existed in 1990.  Per capita  income for the state is  approximately
78% of the national average.

     Despite  attempts  to make  State  government  more  efficient,  the  State
continues to experience  revenue  shortfalls.  In addition,  the State was faced
with significant unfunded liabilities in its Workers Compensation Fund, Teachers
Retirement  Fund  and  certain  other  retirement  systems  in  1992.  A  Public
Retirement Task Force was established to examine the State's  retirement systems
and to make recommendations to place the systems on a sound financial basis. The
current  status of this situation was  unavailable.  On a budgetary  basis,  for
1992,  the General Fund was drawn down by $41 million to $27  million.  In 1993,
the State realized a $44 million operating  surplus.  The Governor had imposed a
5% spending cut on most state agencies during 1993.

     The West  Virginia  Supreme  Court of  Appeals  recently  declared a School
Building  Authority  to  be  unconstitutional.  Although  prior  issuances  were
unaffected  by the  ruling,  the State  cannot  issue  lease  obligations  going
forward.  There can be no assurance as to the level of future debt borrowing and
the possible implications on the financial position of the State.

     General  obligations of West Virginia are currently rated A+, A1 and A+, by
S&P, Moody's and Fitch, respectively.

WEST VIRGINIA  TAXES.  In the opinion of Bowles,  Rice,  McDavid,  Graff & Love,
special West Virginia tax counsel to the West Virginia Fund, under existing West
Virginia  law, in 1991 the West Virginia  Department  of Tax and Revenue  issued
Technical  Assistance  Advisory  91-002 which was declared to be of precedential
value. This Technical  Assistance Advisory addresses liability for West Virginia
personal  income tax on interest  and dividend  income  received by investors in
regulated investment companies.  Accordingly, under existing law, as long as the
West Virginia Fund qualifies as a separate "regulated  investment company" under
the Code, that portion of  exempt-interest  dividends that  represents  interest
income received by the West Virginia Fund from  obligations of the United States
and its  possessions  and  interest  or  dividend  income  received  by the West
Virginia  Fund on  obligations  or  securities  of any  authority  commission or
instrumentality of the United States or of the State of West Virginia,  which is
exempt from West  Virginia  State income tax by Federal or West Virginia law, is
exempt from West Virginia  Personal Income Tax. This exemption does not apply to
any  portion of  interest  income on  obligations  of any state  other than West
Virginia,  regardless of any exemption  provided under Federal law. In the event
the West  Virginia  Fund fails to qualify  as a separate  "regulated  investment
company", the foregoing exemption may be unavailable or substantially limited.

     The  Technical  Assistance  Advisory  contains  a more  specific,  although
nonexclusive,  list  of  obligations  and  authorities  which  are  exempt  from
taxation.  The  Technical  Assistance  Advisory  also  confirms that interest on
indebtedness  incurred  (directly or  indirectly)  by a shareholder  of the West
Virginia  Fund to purchase or carry shares of the West Virginia Fund will not be
deductible for West Virginia income purposes.

PUERTO RICO.  The economy of Puerto Rico is dominated by the  manufacturing  and
service sectors. Although the economy of Puerto Rico expanded significantly from
fiscal 1984 through fiscal 1990, the rate of this expansion slowed during fiscal
years 1991, 1992 and 1993. Growth in fiscal 1994 will depend on several factors,
including the state of the U.S. economy and the relative  stability in the price
of oil, the exchange rate of the U.S. dollar and the cost of borrowing. Although
the Puerto Rico  unemployment  rate has declined  substantially  since 1985, the
seasonally adjusted  unemployment rate for August, 1994 was approximately 14.5%.
The North American Free Trade Agreement (NAFTA),  which became effective January
1,  1994,  could  lead to the loss of  Puerto  Rico's  lower  salaried  or labor
intensive jobs to Mexico.

     S&P rates Puerto Rico general  obligations  debt A, while  Moody's rates it
Baa1;  these  ratings  have been in place  since  1956 and  1976,  respectively.
Reliance on  nonrecurring  revenues and economic  weakness led S&P to change its
outlook from stable to negative.
<PAGE>

                          PORTFOLIO INVESTMENT ADVISER
                         Boston Management and Research
                               24 Federal Street
                                Boston, MA 02110

                               FUND ADMINISTRATOR
                             Eaton Vance Management
                               24 Federal Street
                                Boston, MA 02110

                             PRINCIPAL UNDERWRITER
                         Eaton Vance Distributors, Inc.
                               24 Federal Street
                                Boston, MA 02110
                                 (800) 225-6265

                                   CUSTODIAN
                         Investors Bank & Trust Company
                               24 Federal Street
                                Boston, MA 02110

                                 TRANSFER AGENT
                      The Shareholder Services Group, Inc.
                                     BOS725
                                 P.O. Box 1559
                                Boston, MA 02104
                                 (800) 262-1122

                                    AUDITORS
                             Deloitte & Touche LLP
                               125 Summer Street
                                Boston, MA 02110

                                   EV CLASSIC
                                 TAX FREE FUNDS
                               24 FEDERAL STREET
                                BOSTON, MA 02110

                                                  C-TFC2/1P

                                 The EV Classic
                                 Tax Free Funds

                                   Prospectus
                                February 1, 1995


                              * EV Classic Florida
                                Tax Free Fund

                           * EV Classic Massachusetts
                             Tax Free Fund

                            * EV Classic Mississippi
                              Tax Free Fund

                             * EV Classic New York
                               Tax Free Fund

                               * EV Classic Ohio
                                 Tax Free Fund

                           * EV Classic Rhode Island
                             Tax Free Fund

                           * EV Classic West Virginia
                             Tax Free Fund
<PAGE>
                        EV CLASSIC FLORIDA TAX FREE FUND
                     EV CLASSIC MASSACHUSETTS TAX FREE FUND
                      EV CLASSIC MISSISSIPPI TAX FREE FUND
                       EV CLASSIC NEW YORK TAX FREE FUND
                         EV CLASSIC OHIO TAX FREE FUND
                     EV CLASSIC RHODE ISLAND TAX FREE FUND
                     EV CLASSIC WEST VIRGINIA TAX FREE FUND

                SUPPLEMENT TO PROSPECTUS DATED FEBRUARY 1, 1995

                     EV CLASSIC CALIFORNIA MUNICIPALS FUND
                      EV CLASSIC NATIONAL MUNICIPALS FUND

               SUPPLEMENT TO PROSPECTUSES DATED FEBRUARY 1, 1995




         The Trustees of each Fund and the corresponding  Portfolio have amended
the nonfundamental investment policy governing call options to read "neither the
Fund nor the Portfolio may engage in options, futures or forward transactions if
more than 5% of its net assets,  as measured by the  aggregate  of the  premiums
paid  by the  Fund  or the  Portfolio,  would  be so  invested".  THE  FOLLOWING
DISCLOSURE IS ADDED TO THE SECTION "WHEN-ISSUED SECURITIES":



                  The  Portfolio  may also  purchase  instruments  that give the
         Portfolio  the option to  purchase a municipal  obligation  when and if
         issued.



May 5, 1995                                                                C-CPS
<PAGE>
                     EV CLASSIC NATIONAL MUNICIPALS FUND

    IN SEEKING CURRENT INCOME, EV CLASSIC NATIONAL  MUNICIPALS FUND (THE "FUND")
IS A MUTUAL  FUND  SEEKING TO PROVIDE  CURRENT  INCOME  EXEMPT  FROM THE REGULAR
FEDERAL INCOME TAX. THE FUND INVESTS ITS ASSETS IN NATIONAL MUNICIPALS PORTFOLIO
(THE  "PORTFOLIO"),  A DIVERSIFIED  OPEN-END  INVESTMENT COMPANY HAVING THE SAME
INVESTMENT  OBJECTIVE  AS THE FUND,  RATHER  THAN BY DIRECTLY  INVESTING  IN AND
MANAGING ITS OWN PORTFOLIO OF SECURITIES AS WITH HISTORICALLY  STRUCTURED MUTUAL
FUNDS. THE FUND IS A SERIES OF EATON VANCE MUNICIPALS TRUST (THE "TRUST").

    Shares of the Fund are not  deposits or  obligations  of, or  guaranteed  or
endorsed  by,  any bank or other  insured  depository  institution,  and are not
federally  insured by the Federal  Deposit  Insurance  Corporation,  the Federal
Reserve  Board or any  other  government  agency.  Shares  of the  Fund  involve
investment risks,  including fluctuations in value and the possible loss of some
or all of the principal investment.

    This Prospectus is designed to provide you with  information you should know
before investing.  Please retain this document for future reference. A Statement
of Additional  Information  dated February 1, 1995 for the Fund, as supplemented
from time to time, has been filed with the  Securities  and Exchange  Commission
and  is  incorporated   herein  by  reference.   This  Statement  of  Additional
Information is available  without charge from the Fund's Principal  Underwriter,
Eaton Vance Distributors,  Inc., 24 Federal Street,  Boston, MA 02110 (telephone
(800) 225-6265).  The Portfolio's  investment  adviser is Boston  Management and
Research (the "Investment  Adviser"),  a wholly-owned  subsidiary of Eaton Vance
Management,   and   Eaton   Vance   Management   is   the   Administrator   (the
"Administrator")  of the Fund.  The  offices of the  Investment  Adviser and the
Administrator are located at 24 Federal Street, Boston, MA 02110.

- ------------------------------------------------------------------------------
THESE  SECURITIES  HAVE NOT BEEN APPROVED OR  DISAPPROVED  BY THE SECURITIES AND
EXCHANGE  COMMISSION OR ANY STATE  SECURITIES  COMMISSION NOR HAS THE SECURITIES
AND  EXCHANGE  COMMISSION  OR ANY STATE  SECURITIES  COMMISSION  PASSED UPON THE
ACCURACY OR ADEQUACY OF THIS PROSPECTUS. ANY REPRESENTATION TO THE CONTRARY IS A
CRIMINAL OFFENSE.
 -----------------------------------------------------------------------------
<TABLE>
<S>                                                   <C> <C>                                               <C>

Shareholder and Fund Expenses ......................   2  How to Redeem Fund Shares ......................  18
The Fund's Financial Highlights ....................   3  Reports to Shareholders ........................  19
The Fund's Investment Objective ....................   4  The Lifetime Investing Account/Distribution
How the Fund and the Portfolio Invest                       Options ......................................  19
  their Assets .....................................   4  The Eaton Vance Exchange Privilege .............  21
Organization of the Fund and the Portfolio .........  10  Eaton Vance Shareholder Services .............    21
Management of the Fund and the Portfolio ...........  12  Distributions and Taxes ........................  22
Distribution Plan ..................................  13  Performance Information ........................  23
Valuing Fund Shares ................................  16  Appendix .......................................  25
How to Buy Fund Shares .............................  17
</TABLE>
- ------------------------------------------------------------------------------
                      PROSPECTUS DATED FEBRUARY 1, 1995

<PAGE>

<TABLE>
<CAPTION>
SHAREHOLDER AND FUND EXPENSES<F1>
- ------------------------------------------------------------------------------
<S>                                                                                                            <C>
SHAREHOLDER TRANSACTION EXPENSES
  Sales Charges Imposed on Purchases of Shares                                                                 None
  Sales Charges Imposed on Reinvested Distributions                                                            None
  Redemption Fees                                                                                              None
  Fees to Exchange Shares                                                                                      None
  Contingent Deferred Sales Charges Imposed on Redemption During the First Year (as a  percentage of
    redemption proceeds exclusive of all reinvestments and capital appreciation in the account)<F4>            1.00%
ANNUAL FUND AND ALLOCATED PORTFOLIO OPERATING EXPENSES (as a percentage of average daily net assets)
  Investment Adviser Fee<F2>                                                                                   0.44%
  Rule 12b-1 Distribution (and Service) Fees                                                                   1.00
  Other Expenses (after fee reduction)<F3>                                                                     0.16
                                                                                                               ----
    Total Operating Expenses                                                                                   1.60%
                                                                                                               ====
<CAPTION>
EXAMPLE                                                                    1 YEAR       3 YEARS      5 YEARS     10 YEARS
- -------                                                                    ------       -------      -------     --------
<S>                                                                         <C>          <C>          <C>         <C>
An investor would pay the following  expenses  (including a contingent
  deferred sales charge in the case of redemption  during the first year
  after purchase) on a $1,000 investment, assuming (a) 5% annual return
  and (b) redemption at the end of each time period:                        $26          $50          $87         $190
An investor would pay the following expenses on the same investment,
assuming (a) 5% return and (b) no redemptions:                              $16          $50          $87         $190
Notes:
<FN>
<F1>The purpose of the above table and Example is to summarize the aggregate  expenses of the Fund and the Portfolio and to assist
    investors in  understanding  the various costs and expenses that investors in the Fund will bear directly or  indirectly.  The
    Trustees  of the Trust  believe  that over time the  aggregate  per share  expenses  of the Fund and the  Portfolio  should be
    approximately  equal to the per share  expenses which the Fund would incur if the Trust retained the services of an investment
    adviser  and the  assets of the Fund were  invested  directly  in the type of  securities  being  held by the  Portfolio.  The
    percentages  indicated as Annual Fund and Allocated  Portfolio  Operating Expenses and the amounts included in the Example are
    based on the Fund's and the Portfolio's  fees and expenses for the fiscal year ended September 30, 1994. The table and Example
    should not be considered a  representation  of past or future  expenses and actual  expenses may be greater or less than those
    shown. For further  information  regarding the expenses of the Fund and the Portfolio see "The Fund's  Financial  Highlights",
    "Organization  of the Fund and the  Portfolio",  "Management  of the Fund and the  Portfolio" and "How to Redeem Fund Shares".
    Because the Fund makes payments under its  Distribution  Plan adopted under Rule 12b-1, a long-term  shareholder  may pay more
    than the economic  equivalent  of the maximum  front-end  sales charge  permitted  by a rule of the  National  Association  of
    Securities Dealers, Inc. See "Distribution Plan." Other investment companies with different distribution arrangements and fees
    are investing in the Portfolio and additional such companies may do so in the future.  See  "Organization  of the Fund and the
    Portfolio."
<F2>The  Portfolio's  monthly  advisory  fee has two  components,  a fee based on daily net assets and a fee based on daily  gross
    income, as set forth in the fee schedule on page 12.
<F3>Absent an expense allocation, "Other Expenses" would have been 0.42% of the Fund's average daily net assets.
<F4>The contingent  deferred  sales charge will be imposed on the redemption of shares  purchased on or after January 30, 1995. No
    contingent  deferred  sales  charge is imposed  on (a) shares  purchased  more than one year prior to  redemption,  (b) shares
    acquired  through the  reinvestment  of dividends and  distributions  or (c) any  appreciation in value of other shares in the
    account (see "How to Redeem Fund Shares"), and no such charge is imposed on exchanges of Fund shares for shares of one or more
    other funds listed under "The Eaton Vance Exchange Privilege."
</TABLE>


<PAGE>
THE FUND'S FINANCIAL HIGHLIGHTS
- ------------------------------------------------------------------------------
The  following  information  should be read in  conjunction  with the  financial
statements  included in the  Statement of Additional  Information,  all of which
have been so  included  in  reliance  upon the report of  Deloitte & Touche LLP,
independent certified public accountants, as experts in accounting and auditing.
Further  information  regarding the  performance of the Fund is contained in the
Fund's annual report to  shareholders  which may be obtained  without  charge by
contacting the Principal Underwriter, Eaton Vance Distributors, Inc.
- ------------------------------------------------------------------------------

FOR THE PERIOD FROM THE START OF BUSINESS, DECEMBER 3, 1993, TO
  SEPTEMBER 30, 1994
NET ASSET VALUE, beginning of period...........................        $10.000
                                                                       -------
                                                                      
                                                                       
INCOME FROM OPERATIONS:
  Net investment income........................................        $ 0.425
  Net realized and unrealized gain on investments..............         (0.961)
                                                                       -------
    Total income from operations...............................        $(0.536)
                                                                       -------
LESS DISTRIBUTIONS:
  From net investment income...................................        $(0.425)
  In excess of net investment income...........................         (0.059)
                                                                       ------- 
                                                                      
    Total distributions........................................        $(0.484)
                                                                       -------
NET ASSET VALUE, end of period.................................        $ 8.980
                                                                       =======
TOTAL RETURN(1)................................................        (5.60)%
RATIOS/SUPPLEMENTAL DATA*:
   Net assets, end of period (000 omitted).....................        $33,982
   Ratio of net expenses to average daily net assets(2)........          1.60%+
   Ratio of net investment income to average daily net assets..          5.39%+
                                                                      
*For the period from the start of business,   December 3, 1993, to September 30,
  1994,  the  operating  expenses of the Fund reflect a reduction of expenses by
  the Administrator.  Had such actions not been taken, net investment income per
  share and the ratios would have been as follows:

NET INVESTMENT INCOME PER SHARE................................       $ 0.405
                                                                      =======
RATIOS (As a percentage of average daily net assets):
   Expenses(3).................................................          1.86%+
   Net investment income.......................................          5.13%+

+   Computed on an annualized basis.
(1) Total return is calculated assuming a purchase at the net asset value on the
    first day and a sale at the net asset  value on the last day of each  period
    reported. Dividends and distributions,  if any, are assumed to be reinvested
    at the net asset value on the payable date.
(2) Includes the Fund's share of its National Municipals  Portfolio's  allocated
    expenses for the period from December 3, 1993 to September 30, 1994.
<PAGE>


THE FUND'S INVESTMENT OBJECTIVE
- ------------------------------------------------------------------------------

THE FUND'S  INVESTMENT  OBJECTIVE IS TO PROVIDE  CURRENT  INCOME EXEMPT FROM THE
REGULAR  FEDERAL INCOME TAX. The Fund seeks to meet its investment  objective by
investing its assets in the National Municipals  Portfolio (the "Portfolio"),  a
separate  registered  investment  company which  invests  primarily in municipal
obligations  (described  below) which are rated at least  investment  grade by a
major  rating  agency or, if unrated,  determined  to be of at least  investment
quality by the Investment Adviser.

HOW THE FUND AND THE PORTFOLIO INVEST THEIR ASSETS
- ------------------------------------------------------------------------------

THE FUND SEEKS TO ACHIEVE ITS INVESTMENT  OBJECTIVE BY INVESTING EITHER DIRECTLY
OR INDIRECTLY THROUGH ANOTHER OPEN-END  MANAGEMENT  INVESTMENT COMPANY PRIMARILY
(I.E., AT LEAST 80% OF ITS ASSETS DURING PERIODS OF NORMAL MARKET CONDITIONS) IN
DEBT OBLIGATIONS  ISSUED BY OR ON BEHALF OF STATES,  TERRITORIES AND POSSESSIONS
OF THE  UNITED  STATES,  AND  THE  DISTRICT  OF  COLUMBIA  AND  THEIR  POLITICAL
SUBDIVISIONS,  AGENCIES OR  INSTRUMENTALITIES,  THE  INTEREST ON WHICH IS EXEMPT
FROM THE REGULAR  FEDERAL  INCOME TAX.  The  foregoing  policy is a  fundamental
policy  of both the Fund and the  Portfolio,  which  may not be  changed  unless
authorized  by a vote of the  shareholders  of the Fund or the  investors in the
Portfolio, as the case may be.

    At least 65% of the net assets of the Portfolio will normally be invested in
municipal  obligations rated at least investment grade at the time of investment
(which  are  those  rated  Baa or  higher by  Moody's  Investors  Service,  Inc.
("Moody's")  or BBB or higher by either  Standard & Poor's Ratings Group ("S&P")
or by Fitch Investors Service,  Inc. ("Fitch")),  or, if unrated,  determined by
the Investment  Adviser to be of at least  investment  grade quality.  Municipal
obligations rated Baa or BBB may have speculative characteristics. Also, changes
in  economic  conditions  or other  circumstances  are more  likely to lead to a
weakened  capacity to make  principal and interest  payments than in the case of
higher rated  obligations.  The  Portfolio  will invest less than 35% of its net
assets in municipal obligations rated below investment grade (but not lower than
B by Moody's, S&P or Fitch) and unrated municipal  obligations  considered to be
of comparable quality by the Investment  Adviser.  Securities rated below BBB or
Baa are commonly  known as "junk bonds".  The Portfolio may retain an obligation
whose rating drops below B after its acquisition if such retention is considered
desirable by the Portfolio's  Investment Adviser. See "Credit Quality -- Risks".
For a  description  of  municipal  obligation  ratings,  see  the  Statement  of
Additional Information.

MUNICIPAL OBLIGATIONS. Municipal obligations include bonds, notes and commercial
paper  issued by a  municipality  for a wide  variety of both public and private
purposes.  Public purpose municipal bonds include general obligation and revenue
bonds.  General  obligation  bonds are backed by the taxing power of the issuing
municipality. Revenue bonds are backed by the revenues of a project or facility.
Municipal   notes  include  bond   anticipation,   tax   anticipation,   revenue
anticipation and  construction  loan notes.  Bond, tax and revenue  anticipation
notes are  short-term  obligations  that will be retired with the proceeds of an
anticipated  bond  issue,  tax  revenue  or  facility   revenue,   respectively.
Construction loan notes are short-term obligations that will be retired with the
proceeds of long-term mortgage financing.

    Interest on certain "private  activity bonds" issued after August 7, 1986 is
exempt  from the regular  Federal  income tax  applicable  to  individuals  (and
corporations),  but such interest  (including a distribution by the Fund derived
from such interest) is treated as a tax preference  item which could subject the
recipient to or increase his liability for the Federal  alternative minimum tax;
as at September 30, 1994, the Portfolio had 30.45% of its net assets invested in
such  private   activity   bonds.   For  corporate   shareholders,   the  Fund's
distributions  derived  from  interest on all  municipal  obligations  (whenever
issued) are included in "adjusted  current earnings" for purposes of the Federal
alternative  minimum tax applicable to  corporations ( to the extent not already
included in alternative  minimum taxable income attributable to private activity
bonds).

     The Omnibus  Budget  Reconciliation  Act of 1993 changed the federal income
tax treatment of market discount on long-term tax-exempt  municipal  obligations
(i.e., obligations with a term of more than one year) purchased in the secondary
market  after  April 30,  1993 from  taxable  capital  gain to taxable  ordinary
income. A long-term debt obligation is generally treated as acquired at a market
discount  if the  secondary  market  purchase  price is less than (i) the stated
principal amount payable at maturity, in the case of an obligation that does not
have original issue discount or (ii) in the case of an obligation that does have
original  issue  discount,  the sum of the issue  price and any  original  issue
discount that accrued before the  obligation  was  purchased.  The Portfolio may
acquire  municipal  obligations at a market  discount from time to time, and the
Fund's  distributions  will (when so required) include taxable income reflecting
the realization of such accrued  discount by the Portfolio and its allocation to
the Fund.

MATURITY.  It is expected that the Portfolio will normally  contain  substantial
amounts of long-term municipal  obligations with maturities of ten years or more
because  such  long-term   obligations  generally  produce  higher  income  than
short-term  obligations.  Such  long-term  obligations  are more  susceptible to
market  fluctuations  resulting from changes in interest rates than shorter term
obligations.  Since the Portfolio's  objective is to provide current income, the
Portfolio  will invest in municipal  obligations  with an emphasis on income and
not on stability of the Portfolio's net asset value. The average maturity of the
Portfolio's  holdings may vary (generally  between 15 and 30 years) depending on
anticipated market conditions.

    Although the Portfolio will normally attempt to invest  substantially all of
its assets in municipal  obligations,  the  Portfolio  may,  under normal market
conditions,  invest  up to 20% of  its  assets  in  short-term  obligations  the
interest  on which is subject to regular  Federal  income tax.  Such  short-term
taxable  obligations  may  include,  but are not  limited  to,  certificates  of
deposit, commercial paper, short-term notes and obligations issued or guaranteed
by the U.S.  Government  or any of its  agencies  or  instrumentalities.  During
periods of adverse market conditions,  the Portfolio may temporarily invest more
than 20% of its assets in such  short-term  taxable  obligations,  which will be
rated no lower than investment grade.

DIVERSIFIED  STATUS.  The Portfolio is a "diversified"  investment company under
the Investment  Company Act of 1940.  This means that with respect to 75% of its
total assets (1) the  Portfolio  may not invest more than 5% of its total assets
in the securities of any one issuer (except U.S. Government obligations) and (2)
the Portfolio may not own more than 10% of the outstanding  voting securities of
any one issuer. Since municipal obligations are not voting securities,  there is
no limit on the percentage of a single issuer's  obligations which the Portfolio
may own so long as it does not  invest  more than 5% of its total  assets in the
securities of that issuer.  Consequently,  the Portfolio may invest in a greater
percentage  of the  outstanding  securities  of a single  issuer  than  would an
investment   company   which   invests  in  voting   securities.   There  is  no
diversification requirement with respect to the remaining 25% of the Portfolio's
total  assets,  so that all of such assets may be invested in the  securities of
any one issuer.  To the extent that the Portfolio is less  diversified than that
of other investment companies, it may be subject to an increased risk of loss if
the issuer is unable to make  interest  or  principal  payments or if the market
value of such securities declines.

CONCENTRATION.  The  Portfolio may invest 25% or more of its assets in municipal
obligations of issuers located in the same state or in municipal  obligations of
the same type,  including without limitation the following:  general obligations
of  states  and  localities;   lease  rental  obligations  of  state  and  local
authorities;  obligations  of  state  and  local  housing  finance  authorities,
municipal  utilities  systems or public  housing  authorities;  obligations  for
hospitals  or life care  facilities;  or  industrial  development  or  pollution
control  bonds issued for  electric  utility  systems,  steel  companies,  paper
companies or other  purposes.  This may make the Portfolio  more  susceptible to
adverse economic,  political,  or regulatory  occurrences affecting a particular
category of issuers. For example, health-care related issuers are susceptible to
medicaid reimbursement policies, and national and state health-care legislation.
As the Portfolio's  concentration in the securities of a particular  category of
issuer  increases,  so does the  potential for  fluctuation  in the value of the
Fund's shares.

- ------------------------------------------------------------------------------
  THE  FUND  AND THE  PORTFOLIO  HAVE  ADOPTED  CERTAIN  FUNDAMENTAL  INVESTMENT
  RESTRICTIONS  WHICH ARE  ENUMERATED  IN DETAIL IN THE  STATEMENT OF ADDITIONAL
  INFORMATION  AND WHICH MAY NOT BE CHANGED  UNLESS  AUTHORIZED BY A SHAREHOLDER
  VOTE  AND  AN  INVESTOR  VOTE,   RESPECTIVELY.   EXCEPT  FOR  SUCH  ENUMERATED
  RESTRICTIONS  AND AS OTHERWISE  INDICATED IN THIS  PROSPECTUS,  THE INVESTMENT
  OBJECTIVE  AND  POLICIES  OF THE FUND AND THE  PORTFOLIO  ARE NOT  FUNDAMENTAL
  POLICIES AND  ACCORDINGLY  MAY BE CHANGED BY THE TRUSTEES OF THE TRUST AND THE
  PORTFOLIO  WITHOUT  OBTAINING THE APPROVAL OF THE FUND'S  SHAREHOLDERS  OR THE
  INVESTORS  IN THE  PORTFOLIO,  AS THE CASE MAY BE. IF ANY CHANGES WERE MADE IN
  THE FUND'S  INVESTMENT  OBJECTIVE,  THE FUND MIGHT HAVE INVESTMENT  OBJECTIVES
  DIFFERENT FROM THE OBJECTIVES WHICH AN INVESTOR CONSIDERED  APPROPRIATE AT THE
  TIME THE INVESTOR BECAME A SHAREHOLDER IN THE FUND.

- ------------------------------------------------------------------------------

MUNICIPAL   LEASES.   The   Portfolio   may  invest  in  municipal   leases  and
participations  therein which frequently involve special risks. Municipal leases
are obligations in the form of a lease or installment purchase arrangement which
is  entered  into by a state  or  local  government  to  acquire  equipment  and
facilities. Interest income from such obligations is generally exempt from local
and state taxes in the state of  issuance.  "Participations"  in such leases are
undivided interests in a portion of the total obligation. Participations entitle
their  holders to receive a pro rata share of all  payments  under the lease.  A
trustee is usually  responsible for administering the terms of the participation
and enforcing  the  participants'  rights in the  underlying  lease.  Leases and
installment  purchase or conditional  sale contracts (which normally provide for
title to the leased asset to pass  eventually to the  governmental  issuer) have
evolved as a means for  governmental  issuers to acquire  property and equipment
without meeting the constitutional  and statutory  requirements for the issuance
of debt. State debt-issuance  limitations are deemed to be inapplicable  because
of the inclusion in many leases or contracts of "non-appropriation" clauses that
provide that the  governmental  issuer has no obligation to make future payments
under the lease or contract unless money is appropriated for such purpose by the
appropriate  legislative  body  on  a  yearly  or  other  periodic  basis.  Such
arrangements are,  therefore,  subject to the risk that the governmental  issuer
will not appropriate funds for lease payments.

    Certain  municipal  lease  obligations  owned by the Portfolio may be deemed
illiquid for the purpose of the  Portfolio's  15%  limitation on  investments in
illiquid  securities,  unless determined by the Investment Adviser,  pursuant to
guidelines adopted by the Trustees of the Portfolio, to be liquid securities for
the purpose of such limitation.  In determining the liquidity of municipal lease
obligations,   the  Investment  Adviser  will  consider  a  variety  of  factors
including:  (1) the  willingness  of  dealers to bid for the  security;  (2) the
number of dealers  willing to purchase or sell the  obligation and the number of
other  potential  buyers;  (3)  the  frequency  of  trades  and  quotes  for the
obligation;  and (4) the nature of the  marketplace  trades.  In  addition,  the
Investment  Adviser will consider factors unique to particular lease obligations
affecting the marketability thereof. These include the general  creditworthiness
of the municipality,  the importance of the property covered by the lease to the
municipality,  and the likelihood that the  marketability of the obligation will
be maintained  throughout the time the  obligation is held by the Portfolio.  In
the event the Portfolio  acquires an unrated  municipal  lease  obligation,  the
Investment  Adviser will be responsible  for  determining  the credit quality of
such obligation on an on-going basis,  including an assessment of the likelihood
that the lease may or may not be cancelled.

ZERO COUPON BONDS. The Portfolio may invest in zero coupon bonds, which are debt
obligations which do not require the periodic payment of interest and are issued
at a significant  discount from their face value. Such bonds experience  greater
volatility  in  market  value  due  to  changes  in  interest  rates  than  debt
obligations  which provide for regular payments of interest.  The Portfolio will
accrue income on such bonds for tax and accounting  purposes in accordance  with
applicable law, the Fund's  proportionate share of which income is distributable
to shareholders. Because no cash is received at the time such income is accrued,
the  Portfolio  may be required  to  liquidate  other  portfolio  securities  to
generate  cash that the Fund may withdraw  from the Portfolio to enable the Fund
to satisfy its distribution obligations.

INVERSE  FLOATERS.  The  Portfolio  may  invest in various  types of  derivative
municipal  securities  whose interest rates bear an inverse  relationship to the
interest rate on another security or the value of an index ("inverse floaters").
Derivatives  are  securities  that provide for payments based on or derived from
the performance of an underlying asset,  index or other economic  benchmark.  An
investment  in derivative  instruments,  such as inverse  floaters,  may involve
greater risk than an  investment  in a fixed rate bond.  Because  changes in the
interest  rate on the other  security  or index  inversely  affect the  residual
interest  paid on the  inverse  floater,  the  value of an  inverse  floater  is
generally  more volatile than that of a fixed rate bond.  Inverse  floaters have
interest rate  adjustment  formulas which  generally  reduce or, in the extreme,
eliminate the interest  paid to the Portfolio  when  short-term  interest  rates
rise, and increase the interest paid to the Portfolio when  short-term  interest
rates fall.  Inverse floaters have varying degrees of liquidity,  and the market
for these  securities is new and relatively  volatile.  These securities tend to
underperform  the  market  for  fixed  rate  bonds  in a  rising  interest  rate
environment,  but tend to  outperform  the  market  for fixed  rate  bonds  when
interest  rates  decline.  Shifts in  long-term  interest  rates may alter  this
tendency,  however.  Although  volatile,  inverse  floaters  typically offer the
potential  for yields  exceeding  the yields  available on fixed rate bonds with
comparable  credit  quality and maturity.  These  securities  usually permit the
investor  to  convert  the  floating  rate to a fixed  rate  (normally  adjusted
downward),  and this  optional  conversion  feature may provide a partial  hedge
against  rising rates if exercised at an opportune  time.  Inverse  floaters are
leveraged  because they provide two or more dollars of bond market  exposure for
every dollar invested.

CREDIT QUALITY -- RISKS. Many municipal  obligations offering current income are
in the lowest investment grade category (Baa or BBB), lower categories or may be
unrated.  As indicated above, the Portfolio may invest in municipal  obligations
rated below investment grade (but not lower than B by Moody's, S&P or Fitch) and
comparable  unrated  obligations.  The lowest investment grade,  lower rated and
comparable unrated municipal  obligations in which the Portfolio may invest will
have speculative  characteristics in varying degrees. While such obligations may
have some quality and protective  characteristics,  these characteristics can be
expected to be offset or outweighed by  uncertainties or major risk exposures to
adverse conditions. Lower rated and comparable unrated municipal obligations are
subject to the risk of an issuer's  inability  to meet  principal  and  interest
payments  on the  obligations  (credit  risk) and may also be  subject  to price
volatility due to such factors as interest rate  sensitivity,  market perception
of the  creditworthiness  of the issuer and  general  market  liquidity  (market
risk).  Lower  rated or unrated  municipal  obligations  are also more likely to
react to real or perceived  developments  affecting  market and credit risk than
are more highly  rated  obligations,  which react  primarily to movements in the
general level of interest rates. The Portfolio may retain defaulted  obligations
in its portfolio when such  retention is considered  desirable by the Investment
Adviser.  In the  case  of a  defaulted  obligation,  the  Portfolio  may  incur
additional  expense seeking  recovery of its investment.  Municipal  obligations
held by the  Portfolio  which  are  rated  below  investment  grade  but  which,
subsequent  to the  assignment  of such  rating,  are backed by escrow  accounts
containing  U.S.  Government  obligations  may be determined  by the  Investment
Adviser to be of  investment  grade  quality  for  purposes  of the  Portfolio's
investment  policies.  The  Portfolio's  holdings  of  obligations  rated  below
investment grade generally will be less than 35% of its net assets. In the event
the rating of an  obligation  held by the Portfolio is  downgraded,  causing the
Portfolio to exceed this limitation,  the Investment Adviser will (in an orderly
fashion  within a reasonable  period of time) dispose of such  obligations as it
deems  necessary  in  order  to  comply  with the  foregoing  limitation.  For a
description  of the  Moody's,  S&P  and  Fitch  ratings,  see the  Statement  of
Additional Information.

INSURED  OBLIGATIONS.  The  Portfolio  may  purchase  municipal  bonds  that are
additionally secured by insurance,  bank credit agreements,  or escrow accounts.
The credit  quality of companies  which  provide such credit  enhancements  will
affect the value of those  securities.  Although the insurance  feature  reduces
certain  financial risks, the premiums for insurance and the higher market price
paid for insured  obligations  may reduce the Fund's  current  yield.  Insurance
generally will be obtained from insurers with a claims-paying  ability rated Aaa
by Moody's or AAA by S&P or Fitch.  The insurance  does not guarantee the market
value of the insured obligations or the net asset value of the Fund's shares.

MARKET  CONDITIONS.  The management of the Portfolio  believes that, in general,
the secondary market for some municipal obligations, (including issues which are
privately placed with the Portfolio),  is less liquid than that for taxable debt
obligations  or for  large  issues  of  municipal  obligations  that  trade in a
national  market.  No  established  resale  market  exists  for  certain  of the
municipal  obligations  in which  the  Portfolio  may  invest.  The  market  for
obligations  rated below  investment grade is also likely to be less liquid than
the market for higher rated obligations.  These  considerations may restrict the
availability  of such  obligations,  may affect the choice of securities sold to
meet  redemption  requests and may have the effect of limiting  the  Portfolio's
ability  to  sell  or  dispose  of  such  securities.  Also,  valuation  of such
obligations may be more difficult.

NET ASSET  VALUE  FLUCTUATION.  The net asset  value of the Fund will  change in
response to fluctuations  in prevailing  interest rates and changes in the value
of the securities held by the Portfolio.  When interest rates decline, the value
of securities already held by the Portfolio can be expected to rise. Conversely,
when interest rates rise, the value of existing  portfolio security holdings can
be expected to decline.  Therefore, an investment in shares of the Fund will not
constitute a complete investment program.

SHORT-TERM  TRADING.  The Portfolio may sell  securities  in  anticipation  of a
market decline (a rise in interest  rates) or purchase and later sell securities
in anticipation of a market rise (a decline in interest rates).  In addition,  a
security  may be sold and another  purchased at  approximately  the same time to
take advantage of what the Portfolio believes to be a temporary disparity in the
normal yield  relationship  between the two  securities.  Yield  disparities may
occur for reasons not directly  related to the investment  quality of particular
issues or the general movement of interest rates, such as changes in the overall
demand for or supply of various types of municipal obligations or changes in the
investment objectives of investors. Such trading may be expected to increase the
portfolio  turnover  rate and the  expenses  incurred  in  connection  with such
trading. The Portfolio  anticipates that its annual portfolio turnover rate will
generally not exceed 100% (excluding turnover of securities having a maturity of
one year or less).

WHEN-ISSUED  SECURITIES.  The  Portfolio  may  purchase  securities  on a "when-
issued"  basis,  which  means  that  payment  and  delivery  occur  on a  future
settlement  date. The price and yield of such  securities are generally fixed on
the date of commitment to purchase.  However, the market value of the securities
may fluctuate  prior to delivery and upon delivery the  securities  may be worth
more or less than the Portfolio  agreed to pay for them.  The Portfolio will not
accrue income in respect of a when-issued  security prior to its stated delivery
date. The Portfolio will maintain in a segregated  account  sufficient assets to
cover its outstanding purchase obligations.

SECURITIES  LENDING.  The  Portfolio  may seek to increase its income by lending
portfolio securities to broker-dealers or other institutional  borrowers.  Under
present  regulatory  policies of the  Securities  and Exchange  Commission  (the
"Commission"),  such loans are required to be secured continuously by collateral
in cash, cash equivalents or U.S. Government  securities held by the Portfolio's
custodian  and  maintained on a current basis at an amount at least equal to the
market value of the  securities  loaned,  which will be marked to market  daily.
Cash equivalents  include  short-term  municipal  obligations as well as taxable
certificates  of deposit,  commercial  paper and other  short-term  money market
instruments.  The  Portfolio  would have the right to call a loan and obtain the
securities  loaned at any time on up to five business  days' notice.  During the
existence of a loan,  the Portfolio  will continue to receive the  equivalent of
the interest paid by the issuer on the securities loaned and will also receive a
fee, or all or a portion of the interest on  investment  of the  collateral,  if
any.  However,  the  Portfolio  may pay  lending  fees to  such  borrowers.  The
Portfolio  would not have the right to vote any securities  having voting rights
during the existence of the loan, but would call the loan in  anticipation of an
important  vote to be taken  among  holders of the  securities  or the giving or
withholding of their consent on a material matter  affecting the investment.  As
with other  extensions  of credit  there are risks of delay in  recovery or even
loss of rights in the securities  loaned if the borrower of the securities fails
financially. However, the loans will be made only to organizations deemed by the
Portfolio's  management  to be of good standing and when, in the judgment of the
Portfolio's  management,  the consideration  which can be earned from securities
loans of this type justifies the attendant  risk.  Distributions  by the Fund of
any income realized by the Portfolio from securities  loans will be taxable.  If
the management of the Portfolio decides to make securities loans, it is intended
that the value of the securities  loaned would not exceed 30% of the Portfolio's
total assets.

FUTURES AND OPTIONS  TRANSACTIONS.  To hedge against  changes in interest rates,
the  Portfolio  may purchase and sell various  kinds of futures  contracts,  and
purchase  and write call and put options on any of such futures  contracts.  The
Portfolio  may also enter  into  closing  purchase  and sale  transactions  with
respect to such  contracts  and options.  The futures  contracts may be based on
various debt securities (such as U.S. Government securities), securities indices
and other  financial  instruments  and  indices.  The  Portfolio  will engage in
futures and related options  transactions  for bona fide hedging or non- hedging
purposes as defined in regulations of the Commodity Futures Trading  Commission.
The Portfolio will engage in such transactions for non-hedging  purposes only in
order to  enhance  total  return by using a  futures  position  as a lower  cost
substitute for a securities position that the Portfolio is otherwise  authorized
to enter into.

    The Portfolio may not purchase or sell futures contracts or purchase or sell
related  options,   except  for  closing  purchase  or  sale  transactions,   if
immediately  thereafter  the  sum  of  the  amount  of  margin  deposits  on the
Portfolio's  outstanding positions in futures and related options and the amount
of premiums paid for outstanding positions in options on futures would exceed 5%
of the market value of the Portfolio's net assets. There are no other percentage
limitations on the Portfolio's  transactions  on future  contracts or options on
futures,  except that at least 80% of the Portfolio's assets will be invested in
municipal  obligations as described above. These transactions  involve brokerage
costs, require margin deposits and, in the case of futures contracts and options
requiring  the  Portfolio  to  purchase  securities,  require the  Portfolio  to
segregate liquid high grade debt securities in an amount equal to the underlying
value of such contracts and options. In addition,  while transactions in futures
contracts and options on futures may reduce  certain  risks,  such  transactions
themselves  involve (1)  liquidity  risk that  contractual  positions  cannot be
easily  closed out in the event of market  changes,  (2)  correlation  risk that
changes in the value of hedging positions may not match the market  fluctuations
intended  to be  hedged  (especially  given  that  the  only  futures  contracts
currently  available to hedge municipal  obligations are futures on various U.S.
Government securities and on municipal securities indices), (3) market risk that
an incorrect  prediction by the  Investment  Adviser of interest rates may cause
the  Portfolio to perform less well than if such  positions had not been entered
into, and (4) skills different from those needed to select portfolio securities.
Distributions  by the  Fund  from  any  net  income  or  gains  realized  on the
Portfolio's transactions in futures and options on futures will be taxable.

ORGANIZATION OF THE FUND AND THE PORTFOLIO
- -------------------------------------------------------------------------------
THE FUND IS A SERIES OF EATON VANCE MUNICIPALS  TRUST (THE "TRUST"),  A BUSINESS
TRUST  ESTABLISHED  UNDER  MASSACHUSETTS  LAW PURSUANT TO A DECLARATION OF TRUST
DATED SEPTEMBER 30, 1985, AS AMENDED.  THE TRUST IS A MUTUAL FUND -- AN OPEN-END
MANAGEMENT INVESTMENT COMPANY. The Trustees of the Trust are responsible for the
overall  management  and  supervision  of its  affairs.  The  Trust may issue an
unlimited  number of shares of  beneficial  interest (no par value per share) in
one or more series and because the Trust can offer separate  series (such as the
Funds)  it is  known as a  "series  company."  Each  share  represents  an equal
proportionate  beneficial  interest in a Fund. When issued and outstanding,  the
shares are fully paid and nonassessable by the Trust and redeemable as described
under "How to Redeem Fund  Shares".  Shareholders  are  entitled to one vote for
each full share held.  Fractional  shares may be voted  proportionately.  Shares
have no  preemptive  or  conversion  rights  and are freely  transferable.  Upon
liquidation of the Fund,  shareholders are entitled to share pro rata in the net
assets of the Fund available for distribution to shareholders.

    THE  PORTFOLIO  IS  ORGANIZED  AS A TRUST UNDER THE LAWS OF THE STATE OF NEW
YORK AND IS TREATED AS A PARTNERSHIP FOR FEDERAL TAX PURPOSES. The Portfolio, as
well as the  Trust,  intends to comply  with all  applicable  Federal  and state
securities laws. The Portfolio's Declaration of Trust provides that the Fund and
other  entities  investing  in the  Portfolio  (e.g.,  other  U.S.  and  foreign
investment companies, and common and commingled trust funds) will each be liable
for all  obligations of the Portfolio.  However,  the risk of the Fund incurring
financial loss on account of such liability is limited to circumstances in which
both inadequate  insurance exists and the Portfolio itself is unable to meet its
obligations.  Accordingly,  the  Trustees of the Trust  believe that neither the
Fund nor its  shareholders  will be  adversely  affected  by  reason of the Fund
investing in the Portfolio.

SPECIAL INFORMATION ON THE FUND/PORTFOLIO  INVESTMENT STRUCTURE.  An investor in
the Fund  should be aware that the Fund,  unlike  mutual  funds  which  directly
acquire and manage  their own  portfolios  of  securities,  seeks to achieve its
investment  objective by investing  its assets in an interest in the  Portfolio,
which is a separate investment company with an identical  investment  objective.
Therefore, the Fund's interest in securities owned by the Portfolio is indirect.
In addition to selling an interest to the Fund, the Portfolio may sell interests
to other affiliated and non-affiliated mutual funds or institutional  investors.
Such investors will invest in the Portfolio on the same terms and conditions and
will pay a proportionate share of the Portfolio's  expenses.  However, the other
investors  investing in the  Portfolio  are not required to sell their shares at
the  same  public  offering  price  as the  Fund  due  to  variations  in  sales
commissions  and other  operating  expenses.  Therefore,  investors  in the Fund
should be aware that these  differences  may  result in  differences  in returns
experienced  by investors in the different  funds that invest in the  Portfolio.
Such  differences  in returns are also present in other mutual fund  structures,
including funds that have multiple classes of shares. For information  regarding
the investment objective,  policies and restrictions of the Portfolio,  see "The
Fund's  Investment  Objective" and "How the Fund and the Portfolio  Invest their
Assets".  Further information regarding investment practices may be found in the
Statement of Additional Information.

    The Trustees of the Trust have  considered the advantages and  disadvantages
of investing the assets of the Fund in the Portfolio,  as well as the advantages
and  disadvantages  of the  two-tier  format.  The  Trustees  believe  that  the
structure  offers  opportunities  for  substantial  growth in the  assets of the
Portfolio,  and affords the  potential  for  economies of scale for the Fund, at
least when the assets of the Portfolio exceed $500 million.

    The Fund may withdraw  (completely redeem) all its assets from the Portfolio
at any time if the Board of Trustees of the Trust  determines  that it is in the
best  interest  of  the  Fund  to  do  so.  The  investment  objective  and  the
nonfundamental  investment policies of the Fund and the Portfolio may be changed
by the Trustees of the Trust and the Portfolio without obtaining the approval of
the shareholders of the Fund or the investors in the Portfolio.  Any such change
of the  investment  objective of the Fund or the  Portfolio  will be preceded by
thirty  days  advance  written  notice  to the  shareholders  of the Fund or the
investors in the Portfolio,  as the case may be. If a shareholder redeems shares
because of a change in the  nonfundamental  objective  or  policies of the Fund,
those shares may be subject to a contingent  deferred sales charge, as described
in "How to Redeem  Fund  Shares".  In the event  the Fund  withdraws  all of its
assets from the Portfolio, or the Board of Trustees of the Trust determines that
the  investment  objective  of the  Portfolio is no longer  consistent  with the
investment  objective  of the Fund,  the Board of  Trustees  of the Trust  would
consider what action might be taken,  including  investing all the assets of the
Fund in another pooled investment  entity or retaining an investment  adviser to
manage the Fund's assets in accordance with its investment objective. The Fund's
investment  performance  may be affected by a withdrawal  of all its assets from
the Portfolio.

    Information regarding other pooled investment entities or funds which invest
in the Portfolio may be obtained by contacting  Eaton Vance  Distributors,  Inc.
(the "Principal  Underwriter" or "EVD"),  24 Federal  Street,  Boston,  MA 02110
(617)  482-8260.  Smaller  funds  investing  in the  Portfolio  may be adversely
affected by the actions of larger funds investing in the Portfolio. For example,
if a large fund withdraws from the Portfolio, the remaining funds may experience
higher  pro  rata  operating   expenses,   thereby   producing   lower  returns.
Additionally,  the  Portfolio  may become less  diverse,  resulting in increased
portfolio  risk, and experience  decreasing  economies of scale.  However,  this
possibility exists as well for historically structured funds which have large or
institutional investors.

    Until  recently,  the  Administrator   sponsored  and  advised  historically
structured funds. Funds which invest all their assets in interests in a separate
investment  company are a relatively new development in the mutual fund industry
and,  therefore,  the  Fund  may  be  subject  to  additional  regulations  than
historically structured funds.

    The  Declaration of Trust of the Portfolio  provides that the Portfolio will
terminate  120 days  after  the  complete  withdrawal  of the Fund or any  other
investor in the Portfolio,  unless either the remaining investors,  by unanimous
vote at a meeting  of such  investors,  or a  majority  of the  Trustees  of the
Portfolio,  by  written  instrument  consented  to by all  investors,  agree  to
continue the  business of the  Portfolio.  This  provision  is  consistent  with
treatment of the Portfolio as a partnership for Federal income tax purposes. See
"Distributions  and  Taxes" for  further  information.  Whenever  the Fund as an
investor in the  Portfolio  is requested  to vote on matters  pertaining  to the
Portfolio (other than the termination of the Portfolio's business,  which may be
determined by the Trustees of the Portfolio without investor approval), the Fund
will hold a meeting  of Fund  shareholders  and will  vote its  interest  in the
Portfolio for or against such matters  proportionately  to the  instructions  to
vote for or against such matters received from Fund shareholders. The Fund shall
vote shares for which it receives no voting  instructions in the same proportion
as the shares for which it receives voting instructions.  Other investors in the
Portfolio may alone or collectively  acquire  sufficient voting interests in the
Portfolio to control matters  relating to the operation of the Portfolio,  which
may require the Fund to withdraw its  investment  in the Portfolio or take other
appropriate action. Any such withdrawal could result in a distribution "in kind"
of portfolio  securities (as opposed to a cash distribution from the Portfolio).
If securities  are  distributed,  the Fund could incur  brokerage,  tax or other
charges in converting the securities to cash. In addition,  the  distribution in
kind may result in a less  diversified  portfolio  of  investments  or adversely
affect the  liquidity of the Fund.  Notwithstanding  the above,  there are other
means for meeting shareholder redemption requests, such as borrowing.

    The  Trustees  of the  Trust,  including  a  majority  of the  noninterested
Trustees,  have approved written procedures designed to identify and address any
potential  conflicts of interest  arising from the fact that the Trustees of the
Trust and the Trustees of the Portfolio are the same.  Such  procedures  require
each Board to take actions to resolve any conflict of interest  between the Fund
and the Portfolio,  and it is possible that the creation of separate  boards may
be considered.  For further  information  concerning the Tustees and officers of
the Trust and the Portfolio, see the Statement of Additional Information.

MANAGEMENT OF THE FUND AND THE PORTFOLIO
- ------------------------------------------------------------------------------

THE PORTFOLIO  ENGAGES BOSTON  MANAGEMENT AND RESEARCH  ("BMR"),  A WHOLLY-OWNED
SUBSIDIARY OF EATON VANCE MANAGEMENT ("EATON VANCE"), AS ITS INVESTMENT ADVISER.
EATON VANCE,  ITS  AFFILIATES AND ITS  PREDECESSOR  COMPANIES HAVE BEEN MANAGING
ASSETS OF  INDIVIDUALS  AND  INSTITUTIONS  SINCE  1924 AND  MANAGING  INVESTMENT
COMPANIES SINCE 1931.

    Acting  under  the  general  supervision  of the  Board of  Trustees  of the
Portfolio,  BMR manages  the  Portfolio's  investments  and  affairs.  Under its
investment  advisory  agreement  with the  Portfolio,  BMR  receives  a  monthly
advisory fee equal to the aggregate of

    (a) a daily asset  based fee  computed  by  applying  the annual  asset rate
        applicable  to that  portion  of the  total  daily  net  assets  in each
        Category as indicated below, plus

    (b) a daily  income  based fee  computed by applying  the daily  income rate
        applicable  to that  portion  of the total  daily  gross  income  (which
        portion shall bear the same relationship to the total daily gross income
        on such day as that  portion  of the total  daily net assets in the same
        Category  bears to the  total  daily  net  assets  on such  day) in each
        Category as indicated below:

<TABLE>
<CAPTION>
                                                                                    ANNUAL            DAILY
       CATEGORY        DAILY NET ASSETS                                           ASSET RATE       INCOME RATE
       --------        ----------------                                           ----------       -----------

           <S>               <C>                                                    <C>               <C>  
           1           up to $500 million ....................................      0.300%            3.00%
           2           $500 million but less than $1 billion .................      0.275%            2.75%
           3           $1 billion but less than $1.5 billion .................      0.250%            2.50%
           4           $1.5 billion but less than $2 billion .................      0.225%            2.25%
           5           $2 billion but less than $3 billion ...................      0.200%            2.00%
           6           $3 billion and over ...................................      0.175%            1.75%

</TABLE>
    As at September 30, 1994,  the  Portfolio had net assets of  $2,210,936,286.
For the fiscal year ended  September 30, 1994,  the Portfolio  paid BMR advisory
fees  equivalent  to 0.44%  (annualized)  of the  Portfolio's  average daily net
assets for such period.

    BMR  also  furnishes  for  the use of the  Portfolio  office  space  and all
necessary  office   facilities,   equipment  and  personnel  for  servicing  the
investments  of the Portfolio.  The Portfolio is responsible  for the payment of
all expenses  other than those  expressly  stated to be payable by BMR under the
investment advisory agreement.

    Thomas M. Metzold has acted as the portfolio  manager of the Portfolio since
December 17, 1993. He has been a Vice President of Eaton Vance since 1991 and of
BMR since its inception, and an employee of Eaton Vance since 1987.

    Municipal   obligations   are  normally  traded  on  a  net  basis  (without
commission) through  broker-dealers and banks acting for their own account. Such
firms  attempt to profit from such  transactions  by buying at the bid price and
selling  at the  higher  asked  price  of the  market,  and  the  difference  is
customarily  referred to as the spread.  In  selecting  firms which will execute
portfolio  transactions  BMR judges  their  professional  ability and quality of
service  and uses its best  efforts  to obtain  execution  at  prices  which are
advantageous to the Portfolio and at reasonably competitive spreads.  Subject to
the  foregoing,  BMR may  consider  sales  of  shares  of the  Fund or of  other
investment  companies  sponsored  by BMR  or  Eaton  Vance  as a  factor  in the
selection of firms to execute portfolio transactions.

     BMR OR EATON VANCE ACTS AS INVESTMENT  ADVISER TO INVESTMENT  COMPANIES AND
VARIOUS  INDIVIDUAL AND  INSTITUTIONAL  CLIENTS WITH ASSETS UNDER  MANAGEMENT OF
APPROXIMATELY  $15 BILLION.  Eaton Vance is a  wholly-owned  subsidiary of Eaton
Vance Corp., a  publicly-held  holding  company.  Eaton Vance Corp.  through its
subsidiaries  and  affiliates,  engages in investment  management  and marketing
activities,  fiduciary and banking services, oil and gas operations, real estate
investment,  consulting  and  management,  and  development  of precious  metals
properties.

    The Trust has retained  the services of Eaton Vance to act as  Administrator
of the Fund.  The Trust has not retained the services of an  investment  adviser
since  the  Trust  seeks to  achieve  the  investment  objective  of the Fund by
investing its assets in the Portfolio.  As  Administrator,  Eaton Vance provides
the  Fund  with  general   office   facilities   and   supervises   the  overall
administration of the Fund. For these services Eaton Vance currently receives no
compensation.  The  Trustees  of the  Trust may  determine,  in the  future,  to
compensate Eaton Vance for such services.

DISTRIBUTION PLAN
- ------------------------------------------------------------------------------

THE FUND FINANCES  DISTRIBUTION  ACTIVITIES AND HAS ADOPTED A DISTRIBUTION  PLAN
(THE "PLAN")  PURSUANT TO RULE 12B-1 UNDER THE  INVESTMENT  COMPANY ACT OF 1940.
Rule 12b-1  permits a mutual  fund,  such as the Fund,  to finance  distribution
activities  and bear expenses  associated  with the  distribution  of its shares
provided  that any payments made by the Fund are made pursuant to a written plan
adopted in  accordance  with the Rule.  The Plan is also subject to and complies
with the sales charge rule of the National  Association  of Securities  Dealers,
Inc.  (the "NASD  Rule").  The Plan is described in the  Statement of Additional
Information, and the following is a brief description of the salient features of
the Plan.  The Plan provides that the Fund,  subject to the NASD Rule,  will pay
sales commissions and distribution fees to the Principal  Underwriter only after
and as a result of the sale of shares of the Fund.  On each sale of Fund  shares
(excluding  reinvestment of dividends and  distributions)  the Fund will pay the
Principal  Underwriter amounts representing (i) sales commissions equal to 6.25%
of the amount  received  by the Fund for each  share sold and (ii)  distribution
fees  calculated by applying the rate of 1% over the prime rate then reported in
The Wall Street  Journal to the  outstanding  balance of Uncovered  Distribution
Charges (as described below) of the Principal  Underwriter.  On sales made prior
to January 30, 1995,  the  Principal  Underwirter  currently  pays monthly sales
commissions  to a  financial  service  firm (an  "Authorized  Firm") in  amounts
anticipated to be equivalent to .75%,  annualized,  of the assets  maintained in
the Fund by the  customers of such Firm.  On sales of shares made on January 30,
1995 and  thereafter,  the  Principal  Underwriter  currently  expects to pay an
Authorized  Firm (a) sales  commissions  (except on  exchange  transactions  and
reinvestments)  at the time of sale equal to .75% of the  purchase  price of the
shares  sold by such  Firm,  and (b)  monthly  sales  commissions  approximately
equivalent  to 1/12 of  .75%  of the  value  of  shares  sold by such  Firm  and
remaining  outstanding  for at least one year. The Plan is designed to permit an
investor to purchase Fund shares through an Authorized Firm without incurring an
initial  sales charge and at the same time permit the Principal  Underwriter  to
compensate Authorized Firms in connection with the sale of Fund shares.

    THE NASD  RULE  REQUIRES  THE FUND TO LIMIT  ITS  ANNUAL  PAYMENTS  OF SALES
COMMISSIONS AND DISTRIBUTION FEES TO THE PRINCIPAL  UNDERWRITER TO AN AMOUNT NOT
EXCEEDING  .75% OF THE FUND'S  AVERAGE  DAILY NET ASSETS FOR EACH  FISCAL  YEAR.
Accordingly,  the Fund  accrues  daily an amount at the rate of 1/365 of .75% of
the Fund's net assets,  and pays such accrued  amounts  monthly to the Principal
Underwriter.  The Plan requires such accruals to be  automatically  discontinued
during  any  period in which  there are no  outstanding  Uncovered  Distribution
Charges under the Plan. Uncovered Distribution Charges are calculated daily and,
briefly, are equivalent to all unpaid sales commissions and distribution fees to
which the Principal  Underwriter  is entitled under the Plan less all contingent
deferred sales charge theretofore paid to the Principal  Underwriter.  The Eaton
Vance organization may be considered to have realized a profit under the Plan if
at any point in time the aggregate amounts of all payments made to the Principal
Underwriter  pursuant  to the Plan,  including  any  contingent  deferred  sales
charges,   have  exceeded  the  total  expenses  theretofore  incurred  by  such
organization in distributing shares of the Fund. Total expenses for this purpose
will include an allocable portion of the overhead costs of such organization and
its branch offices.

    The amount payable by the Fund to the Principal  Underwriter pursuant to the
Plan with  respect to each day will be accrued on such day as a liability of the
Fund and will accordingly reduce the Fund's net assets upon such accrual, all in
accordance with generally accepted accounting principles.  The amount payable on
each day is limited  to 1/365 of .75% of the Fund's net assets on such day.  The
level of the Fund's net assets  changes  each day and depends upon the amount of
sales  and  redemptions  of  Fund  shares,  the  changes  in  the  value  of the
investments  held by the  Portfolio,  the expenses of the Fund and the Portfolio
accrued and allocated to the Fund on such day,  income on portfolio  investments
of the  Portfolio  accrued  and  allocated  to the  Fund  on such  day,  and any
dividends and  distributions  declared on Fund shares.  The Fund does not accrue
possible future payments as a liability of the Fund or reduce the Fund's current
net assets in respect of unknown amounts which may become payable under the Plan
in the future  because  the  standards  for  accrual of a  liability  under such
accounting principles have not been satisfied.

    The  provisions  of the Plan relating to payments of sales  commissions  and
distribution  fees  to  the  Principal  Underwriter  are  also  included  in the
Distribution Agreement between the Trust on behalf of the Fund and the Principal
Underwriter.  The Plan provides that it shall  continue in effect for so long as
such continuance is approved at least annually by the vote of both a majority of
(i) the  Trustees of the Trust who are not  interested  persons of the Trust and
who have no direct or indirect  financial  interest in the operation of the Plan
or any agreements  related to the Plan (the "Rule 12b-1  Trustees") and (ii) all
of the  Trustees  then in  office,  and the  Distribution  Agreement  contains a
similar provision.  The Plan and Distribution Agreement may be terminated at any
time by vote of a majority of the Rule 12b-1 Trustees or by a vote of a majority
of the outstanding voting securities of the Fund.

    Periods with a high level of sales of Fund shares accompanied by a low level
of early  redemptions  of Fund shares  resulting in the imposition of contingent
deferred  sales  charges  will tend to increase the time during which there will
exist Uncovered Distribution Charges of the Principal  Underwriter.  Conversely,
periods with a low level of sales of Fund shares  accompanied by a high level of
early  redemptions  of Fund shares  resulting in the  imposition  of  contingent
deferred sales charge will tend to reduce the time during which there will exist
Uncovered Distribution Charges of the Principal Underwriter.

    Because of the NASD Rule  limitation on the amount of sales  commissions and
distribution  fees paid to the Principal  Underwriter  during any fiscal year, a
high  level of sales of Fund  shares  during  the  initial  years of the  Fund's
operations would cause a large portion of the sales commission attributable to a
sale of  Fund  shares  to be  accrued  and  paid  by the  Fund to the  Principal
Underwriter  in fiscal  years  subsequent  to the year in which such shares were
sold.  This  spreading  of sales  commissions  payments  under  the Plan over an
extended  period  would  result  in the  incurrence  and  payment  of  increased
distribution  fees under the Plan.  For the period  from the start of  business,
December 3, 1993, to the fiscal year ended  September 30, 1994, the Fund paid or
accrued sales commissions under its Plan equivalent to 0.75% (annualized) of the
Fund's  average  daily net assets.  As at  September  30,  1994 the  outstanding
Uncovered Distribution Charges of the Principal Underwriter calculated under the
Plan amounted to approximately  $2,901,000 (equivalent to 8.5% of the Fund's net
assets on such day).

    THE PLAN ALSO  AUTHORIZES  THE FUND TO MAKE  PAYMENTS OF SERVICE FEES TO THE
PRINCIPAL  UNDERWRITER,  AUTHORIZED  FIRMS  AND OTHER  PERSONS  IN  AMOUNTS  NOT
EXCEEDING  .25% OF THE FUND'S AVERAGE DAILY NET ASSETS FOR EACH FISCAL YEAR. The
Trustees have  initially  implemented  this provision of the Plan by authorizing
the Fund to make monthly  service fee payments to the Principal  Underwriter  in
amounts not expected to exceed .25% of the Fund's  average  daily net assets for
any fiscal year.  The Fund accrues the service fee daily at the rate of 1/365 of
.25% of the Fund's net  assets.  The  Principal  Underwriter  will make  monthly
service fee payments to Authorized Firms in amounts anticipated to be equivalent
to .25%, annualized, of the assets maintained in the Fund by their customers. On
sales made prior to January 30, 1995, the Principal  Underwriter currently makes
monthly service fee payments to an Authorized Firm in amounts  anticipated to be
equivalent  to .20%,  annualized,  of the assets  maintained  in the Fund by the
customers  of such  Firm.  On sales  of  shares  made on  January  30,  1995 and
thereafter,  the Principal  Underwriter  currently  expects to pay an Authorized
Firm (a) a service fee (except on exchange  transactions and  reinvestments)  at
the time of sale equal to .25% of the purchase  price of the shares sold by such
Firm, and (b) monthly service fees  approximately  equivalent to 1/12 of .25% of
the value of shares sold by such Firm and remaining outstanding for at least one
year.  As  permitted  by the NASD Rule,  all service fee  payments  are made for
personal services and/or the maintenance of shareholder  accounts.  Service fees
are separate and  distinct  from the sales  commissions  and  distribution  fees
payable by the Fund to the Principal Underwriter, and as such are not subject to
automatic  discontinuance when there are no outstanding  Uncovered  Distribution
Charges of the Principal Underwriter.  During the first year after a purchase of
Fund  shares,  the  Principal   Underwriter  will  retain  the  service  fee  as
reimbursement  for the service fee payment  made to the  Authorized  Firm at the
time of sale.  For the period from the start of business,  December 3, 1993,  to
the fiscal year ended  September 30, 1994, the Fund paid or accrued service fees
under the Plan equivalent to 0.25%  (annualized) of the Fund's average daily net
assets for such period.

    The Plan as currently  implemented  by the Trustees  authorizes  payments of
sales  commissions,   distribution  fees  and  service  fees  to  the  Principal
Underwriter  which may be  equivalent,  on an aggregate  basis during any fiscal
year of the Fund,  to 1% of the Fund's  average  daily net assets for such year.
The Fund  believes  that the combined  rate of all these  payments may be higher
than the  rate of  payments  made  under  distribution  plans  adopted  by other
investment companies pursuant to Rule 12b-1.  Although the Principal Underwriter
will  use  its own  funds  (which  may be  borrowed  from  banks)  to pay  sales
commissions  and service fees at the time of sale,  it is  anticipated  that the
Eaton  Vance  organization  will profit by reason of the  operation  of the Plan
through  increases in the Fund's assets  (thereby  increasing  the advisory fees
payable to BMR by the Portfolio)  resulting from sale of Fund shares and through
amounts paid under the Plan to the Principal Underwriter and contingent deferred
sales charges paid to the Principal Underwriter.

    The  Principal  Underwriter  may,  from  time to time,  at its own  expense,
provide  additional  incentives  to  Authorized  Firms which  employ  registered
representatives  who sell a minimum  dollar  amount of the Fund's  shares and/or
shares  of  other  funds  distributed  by the  Principal  Underwriter.  In  some
instances,  such additional incentives may be offered only to certain Authorized
Firms whose  representatives are expected to sell significant amounts of shares.
In  addition,  the  Principal  Underwriter  may from  time to time  increase  or
decrease the sales commissions payable to Authorized Firms.

    The Fund may, in its absolute discretion,  suspend, discontinue or limit the
offering  of its shares at any time.  In  determining  whether  any such  action
should be taken, the Fund's management intends to consider all relevant factors,
including  without  limitation the size of the Fund, the investment  climate and
market  conditions,  the volume of sales and redemptions of Fund shares, and the
amount of Uncovered Distribution Charges of the Principal Underwriter.  The Plan
may  continue in effect and payments  may be made under the Plan  following  any
such  suspension,  discontinuance  or limitation of the offering of Fund shares;
however,  the Fund is not  contractually  obligated to continue the Plan for any
particular period of time.  Suspension of the offering of Fund shares would not,
of course, affect a shareholder's ability to redeem shares.

VALUING FUND SHARES
- ------------------------------------------------------------------------------

THE FUND  VALUES ITS SHARES  ONCE ON EACH DAY THE NEW YORK STOCK  EXCHANGE  (THE
"EXCHANGE")  IS OPEN FOR  TRADING,  as of the close of  regular  trading  on the
Exchange  (normally  4:00 p.m.  New York  time).  The Fund's net asset value per
share is determined by its custodian,  Investors  Bank & Trust Company  ("IBT"),
(as agent for the Fund) in the manner  authorized  by the Trustees of the Trust.
Net asset value is computed by dividing  the value of the Fund's  total  assets,
less its  liabilities,  by the number of shares  outstanding.  Because  the Fund
invests  substantially  all of its assets in an interest in the  Portfolio,  the
Fund's net asset value will reflect the value of its  interest in the  Portfolio
(which,  in turn,  reflects the underlying  value of the Portfolio's  assets and
liabilities).

    Authorized  Firms must  communicate  an  investor's  order to the  Principal
Underwriter  prior to the close of the Principal  Underwriter's  business day to
receive that day's net asset value per share and the public offering price based
thereon. It is the Authorized Firms'  responsibility to transmit orders promptly
to the Principal Underwriter, which is a wholly-owned subsidiary of Eaton Vance.

    The  Portfolio's  net  asset  value is also  determined  as of the  close of
regular  trading  on the  Exchange  by IBT  (as  custodian  and  agent  for  the
Portfolio)  based on  market  or fair  value  in the  manner  authorized  by the
Trustees of the Portfolio.  Municipal obligations will normally be valued on the
basis of  valuations  furnished by a pricing  service.  For further  information
regarding the valuation of the Portfolio's  assets,  see  "Determination  of Net
Asset Value" in the Statement of Additional Information.  Eaton Vance owns 77.3%
of the outstanding stock of IBT, the Fund's and the Portfolio's custodian.

- ------------------------------------------------------------------------------
  SHAREHOLDERS  MAY DETERMINE THE VALUE OF THEIR  INVESTMENT BY MULTIPLYING  THE
  NUMBER OF FUND SHARES OWNED BY THE CURRENT NET ASSET VALUE.

- ------------------------------------------------------------------------------

HOW TO BUY FUND SHARES
- ------------------------------------------------------------------------------

SHARES OF THE FUND MAY BE PURCHASED  FOR CASH OR MAY BE ACQUIRED IN EXCHANGE FOR
SECURITIES.  Investors may purchase shares of the Fund through  Authorized Firms
at the net asset value per share of the Fund next  determined  after an order is
effective.  The Fund may  suspend  the  offering  of  shares at any time and may
refuse an order for the purchase of shares.

    An initial  investment in the Fund must be at least $1,000.  Once an account
has been  established  the investor may send  investments  of $50 or more at any
time directly to the Fund's  Transfer Agent (the  "Transfer  Agent") as follows:
The Shareholder  Services Group, Inc., BOS725,  P.O. Box 1559, Boston, MA 02104.
The  $1,000  minimum  initial  investment  is waived  for Bank  Draft  Investing
accounts, which may be established with an investment of $50 or more. See "Eaton
Vance Shareholder Services".

    ACQUIRING FUND SHARES IN EXCHANGE FOR SECURITIES. IBT, as escrow agent, will
receive securities acceptable to Eaton Vance, as Administrator,  in exchange for
Fund shares at their net asset value as determined  above.  The minimum value of
securities  or securities  and cash  accepted for deposit is $5,000.  Securities
accepted  will be sold by IBT as agent for the account of their owner on the day
of their receipt by IBT or as soon  thereafter  as possible.  The number of Fund
shares to be issued in exchange for  securities  will be the aggregate  proceeds
from the sale of such securities,  divided by the applicable net asset value per
Fund  share  on the day  such  proceeds  are  received.  Eaton  Vance  will  use
reasonable  efforts to obtain the current  market price for such  securities but
does not  guarantee  the best  price  available.  Eaton  Vance  will  absorb any
transaction costs, such as commissions, on the sale of the securities.

    Securities  determined to be acceptable should be transferred via book entry
or  physically  delivered,  in proper form for  transfer,  through an Authorized
Firm,  together with a completed and signed  Letter of  Transmittal  in approved
form (available from Authorized Firms), as follows:

    IN THE CASE OF BOOK ENTRY:

        Deliver through Depository Trust Co.
        Broker #2212
        Investors Bank & Trust Company
        For A/C EV Classic National Municipals Fund

    IN THE CASE OF PHYSICAL DELIVERY:

        Investors Bank & Trust Company
        Attention: EV Classic National Municipals Fund
        Physical Securities Processing Settlement Area
        89 South Street
        Boston, MA 02111

    Investors who are  contemplating an exchange of securities for shares of the
Fund, or their  representatives,  must contact Eaton Vance to determine  whether
the securities are acceptable  before  forwarding  such securities to IBT. Eaton
Vance  reserves the right to reject any  securities.  Exchanging  securities for
Fund shares may create a taxable gain or loss.  Each investor should consult his
or her tax adviser with respect to the particular  Federal,  state and local tax
consequences of exchanging securities for Fund shares.

- ------------------------------------------------------------------------------
  IF YOU DON'T HAVE AN AUTHORIZED FIRM, EATON VANCE CAN RECOMMEND ONE.
- ------------------------------------------------------------------------------

HOW TO REDEEM FUND SHARES
- ------------------------------------------------------------------------------
A SHAREHOLDER MAY REDEEM FUND SHARES BY DELIVERING TO THE  SHAREHOLDER  SERVICES
GROUP, INC.,  BOS725,  P.O. BOX 1559, BOSTON,  MASSACHUSETTS  02104,  during its
business hours a written  request for  redemption in good order,  plus any share
certificates  with executed stock powers.  The redemption price will be based on
the net asset value per Fund share next computed after such delivery. Good order
means that all  relevant  documents  must be  endorsed  by the record  owner (s)
exactly as the shares are registered and the signature(s)  must be guaranteed by
a member of either the Securities  Transfer  Association's  STAMP program or the
New York Stock Exchange's Medallion Signature Program, or certain banks, savings
and loan institutions,  credit unions, securities dealers, securities exchanges,
clearing  agencies  and  registered  securities  associations  as  required by a
regulation  of the  Securities  and Exchange  Commission  and  acceptable to The
Shareholder  Services  Group,  Inc. In addition,  in some cases,  good order may
require  the  furnishing  of  additional  documents  such as  where  shares  are
registered in the name of a corporation, partnership or fiduciary.

    Within seven days after receipt of a redemption request in good order by The
Shareholder Services Group, Inc., the Fund will make payment in cash for the net
asset value of the shares as of the date determined above, reduced by the amount
of any applicable  contingent deferred sales charges described below and Federal
income tax required to be withheld.  Although the Fund normally  expects to make
payment in cash for  redeemed  shares,  the Trust,  subject to  compliance  with
applicable  regulations,  has reserved the right to pay the redemption  price of
shares of the Fund,  either totally or partially,  by a distribution  in kind of
readily  marketable  securities  withdrawn by the Fund from the  Portfolio.  The
securities so distributed would be valued pursuant to the Portfolio's  valuation
procedures.  If a shareholder  received a distribution  in kind, the shareholder
could incur brokerage or other charges in converting the securities to cash.

    To sell  shares at their net  asset  value  through  an  Authorized  Firm (a
repurchase),  a  shareholder  can place a repurchase  order with the  Authorized
Firm,  which may  charge a fee.  The value of such  shares is based upon the net
asset value calculated after EVD, as the Fund's agent, receives the order. It is
the Authorized Firm's  responsibility to transmit promptly  repurchase orders to
EVD.  Throughout this  Prospectus,  the word  "redemption" is generally meant to
include a repurchase.

    If  shares  were  recently   purchased,   the  proceeds  of  redemption  (or
repurchase) will not be sent until the check (including a certified or cashier's
check)  received  for the  shares  purchased  has  cleared.  Payment  for shares
tendered  for  redemption  or  repurchase  may be delayed up to 15 days from the
purchase  date when the  purchase  check  has not yet  cleared.  Redemptions  or
repurchases may result in a taxable gain or loss.

     Due to the high cost of maintaining  small accounts,  the Fund reserves the
right to redeem Fund accounts with balances of less than $1,000. Prior to such a
redemption,  shareholders  will be  given  60  days  written  notice  to make an
additional  purchase.  Thus, an investor making an initial  investment of $1,000
would  not be able to  redeem  shares  without  being  subject  to this  policy.
However,  no such  redemption  would be required by the Fund if the cause of the
low account  balance was a reduction in the net asset value of Fund  shares.  No
contingent  deferred  sales charge will be imposed  with respect to  involuntary
redemptions.

CONTINGENT DEFERRED SALES CHARGE.  Shares purchased on or after January 30, 1995
and redeemed  within the first year of their purchase  (except  shares  acquired
through  the  reinvestment  of  distributions)  generally  will be  subject to a
contingent  deferred  sales charge.  This  contingent  deferred  sales charge is
imposed on any redemption the amount of which exceeds the aggregate value at the
time of redemption of (a) all shares in the account purchased more than one year
prior  to the  redemption,  (b)  all  shares  in the  account  acquired  through
reinvestment  of  distributions,  and (c) the increase,  if any, of value in the
other shares in the account  (namely those  purchased  within the year preceding
the  redemption)  over  the  purchase  price  of such  shares.  Redemptions  are
processed in a manner to maximize the amount of redemption  proceeds  which will
not be subject to a contingent deferred sales charge; i.e., each redemption will
be  assumed  to have been made first  from the  exempt  amounts  referred  to in
clauses (a), (b) and (c) above,  and second through  liquidation of those shares
in the account  referred to in clause (c) on a  first-in-first-  out basis.  Any
contingent  deferred  sales  charge  which is  required  to be  imposed on share
redemptions will be equal to 1% of the net asset value of redeemed shares.

    In calculating  the contingent  deferred sales charge upon the redemption of
Fund shares acquired in an exchange for shares of a fund currently  listed under
"The Eaton Vance Exchange  Privilege,"  the purchase of Fund shares  acquired in
the exchange is deemed to have occurred at the time of the original  purchase of
exchanged shares.

    No  contingent  deferred  sales  charge will be imposed on Fund shares which
have been sold to Eaton Vance, its affiliates,  to their respective employees or
clients.  The  contingent  deferred  sales charge will also be waived for shares
redeemed  (1)  pursuant  to a  Withdrawal  Plan (see  "Eaton  Vance  Shareholder
Services"), (2) as part of a distribution from a retirement plan qualified under
Section 401,  403(b) or 457 of the Internal  Revenue  Code,  or (3) as part of a
minimum required  distribution  from other  tax-sheltered  retirement plans. The
contingent  deferred  sales charge will be paid to the Principal  Underwriter or
the Fund.  When paid to the Principal  Underwriter  it will reduce the amount of
Uncovered  Distribution  Charges calculated under the Fund's  Distribution Plan.
See "Distribution Plan."


REPORTS TO SHAREHOLDERS
- ------------------------------------------------------------------------------

THE  FUND  WILL  ISSUE  TO  ITS  SHAREHOLDERS  SEMI-ANNUAL  AND  ANNUAL  REPORTS
CONTAINING FINANCIAL STATEMENTS. Financial statements included in annual reports
are audited by the Fund's  independent  certified  public  accountants.  Shortly
after the end of each calendar year, the Fund will furnish all shareholders with
information necessary for preparing Federal and state tax returns.


THE LIFETIME INVESTING ACCOUNT/DISTRIBUTION OPTIONS
- ------------------------------------------------------------------------------

AFTER AN INVESTOR MAKES AN INITIAL PURCHASE OF FUND SHARES,  THE FUND'S TRANSFER
AGENT, THE SHAREHOLDER  SERVICES GROUP,  INC., WILL SET UP A LIFETIME  INVESTING
ACCOUNT  FOR THE  INVESTOR  ON THE FUND'S  RECORDS.  This  account is a complete
record of all transactions  between the investor and the Fund which at all times
shows the balance of shares  owned.  The Fund will not issue share  certificates
except upon request.

    At least  quarterly,  the  shareholder  will  receive  a  statement  showing
complete  details  of any  transaction  and the  current  share  balance  in the
account.  THE LIFETIME  INVESTING  ACCOUNT ALSO  PERMITS A  SHAREHOLDER  TO MAKE
ADDITIONAL  INVESTMENTS  BY  SENDING A CHECK FOR $50 OR MORE to The  Shareholder
Services Group, Inc.

    Any questions  concerning a shareholder's  account or services available may
also be directed by  telephone to EATON VANCE  SHAREHOLDER  SERVICES at 800-225-
6265,  extension  2, or in  writing to The  Shareholder  Services  Group,  Inc.,
BOS725,  P.O.  Box  1559,  Boston,  MA  02104  (please  provide  the name of the
shareholder, the Fund and the account number).

    THE  FOLLOWING  DISTRIBUTION  OPTIONS  WILL  BE  AVAILABLE  TO ALL  LIFETIME
INVESTING  ACCOUNTS and may be changed as often as desired by written  notice to
the Fund's dividend  disbursing  agent,  The Shareholder  Services Group,  Inc.,
BOS725,  P.O. Box 1559,  Boston,  MA 02104. The currently  effective option will
appear on each account statement.

    Share Option -- Dividends and capital gains will be reinvested in additional
shares.

    Income  Option -- Dividends  will be paid in cash and capital  gains will be
reinvested in additional shares.

    Cash Option -- Dividends and capital gains will be paid in cash.

    The  Share  Option  will  be  assigned  if no  other  option  is  specified.
Distributions,  including those  reinvested,  will be reduced by any withholding
required under the Federal income tax laws.

    If the Income  Option or Cash  Option  has been  selected,  dividend  and/or
capital gains distribution checks which are returned by the United States Postal
Service as not  deliverable or which remain uncashed for six months or more will
be reinvested  in the account at the then current net asset value.  Furthermore,
the  distribution  option on the account  will be  automatically  changed to the
Share Option until such time as the shareholder selects a different option.

    DISTRIBUTION  INVESTMENT OPTION. In addition to the distribution options set
forth above, dividends and/or capital gains may be invested in additional shares
of another Eaton Vance fund. Before selecting this option, a shareholder  should
obtain a prospectus  of the other Eaton Vance fund and  consider its  objectives
and policies carefully.

    "STREET  NAME"  ACCOUNTS.  If shares of the Fund are held in a "street name"
account with an Authorized Firm, all recordkeeping,  transaction  processing and
payments of  distributions  relating to the beneficial  owner's  account will be
performed by the Authorized  Firm,  and not by the Fund and its transfer  agent.
Since the Fund will have no record of the  beneficial  owner's  transactions,  a
beneficial  owner should  contact the  Authorized  Firm to  purchase,  redeem or
exchange shares, to make changes in or give instructions concerning the account,
or to obtain information about the account.  The transfer of shares in a "street
name" account to an account with another  dealer or to an account  directly with
the Fund involves  special  procedures and will require the beneficial  owner to
obtain historical purchase  information about the shares in the account from the
Authorized Firm. Before  establishing a "street name" account with an investment
firm,  or  transferring  the  account to another  investment  firm,  an investor
wishing to reinvest  distributions  should determine whether the firm which will
hold the shares allows reinvestment of distributions in "street name" accounts.

- ------------------------------------------------------------------------------
  UNDER  A  LIFETIME   INVESTING  ACCOUNT  A  SHAREHOLDER  CAN  MAKE  ADDITIONAL
  INVESTMENTS BY SENDING A CHECK FOR $50 OR MORE.
- ------------------------------------------------------------------------------

THE EATON VANCE EXCHANGE PRIVILEGE
- ------------------------------------------------------------------------------

Shares of the Fund  currently  may be exchanged  for shares of one or more other
funds in the Eaton Vance  Classic  Group of Funds which are  distributed  with a
contingent  deferred sales charge and, when publicly available Eaton Vance Money
Market  Fund  (availability  expected on or about April 3, 1995) on the basis of
the net asset value per share of each fund at the time of the exchange, provided
that such offer is  available  only in states  where  shares of such fund may be
legally sold.

    Each  exchange  must involve  shares which have a net asset value of $1,000.
The  exchange   privilege  may  be  changed  or  discounted   without   penalty.
Shareholders  will be given sixty (60) days notice prior to any  termination  or
material  amendment  of the  exchange  privilege.  The Fund does not  permit the
exchange privilege to be used for "Market Timing" and may terminate the exchange
privilege for any  shareholder  account engaged in Market Timing  activity.  Any
shareholder account for which more than two round-trip exchanges are made within
any  twelve  month  period  will be  deemed  to be  engaged  in  Market  Timing.
Furthermore,  a group of  unrelated  accounts  for which  exchanges  are entered
contemporaneously  by a financial  intermediary will be considered to be engaged
in Market Timing.

    The Shareholder  Services Group, Inc. makes exchanges at the next determined
net asset value after  receiving an exchange  request in good order (see "How to
Redeem  Fund  Shares").   Consult  The  Shareholder  Services  Group,  Inc.  for
additional  information  concerning  the exchange  privilege.  Applications  and
prospectuses  of the other  funds are  available  from  Authorized  Firms or the
Principal  Underwriter.  The  prospectus  for each fund describes its investment
objectives  and  policies,  and  shareholders  should  obtain a  prospectus  and
consider these objectives and policies carefully before requesting an exchange.

    Shares of the  other  funds in the Eaton  Vance  Classic  Group of Funds and
Eaton Vance Money Market Fund (when  available) may be exchanged for Fund shares
at their  respective net asset values per share, but subject to any restrictions
or qualifications set forth in the current prospectus of any such fund.

    Telephone exchanges are accepted provided by The Shareholder Services Group,
Inc.,  provided  the  investor  has not  disclaimed  in  writing  the use of the
privilege.  To effect such exchanges,  call The Shareholder Services Group, Inc.
at 800-262-1122 or, within Massachusetts,  617-573-9403,  Monday through Friday,
9:00 a.m. to 4:00 p.m.  (Eastern  Standard  Time).  Shares acquired by telephone
exchange must be registered in the same name(s) and with the same address as the
shares being  exchanged.  Neither the Fund,  the Principal  Underwriter  nor The
Shareholder  Services Group,  Inc. will be responsible  for the  authenticity of
exchange instructions received by telephone; provided that reasonable procedures
to confirm  that  instructions  communicated  are  genuine  have been  followed.
Telephone  instructions  will be tape recorded.  In times of drastic economic or
market changes, a telephone exchange may be difficult to implement.  An exchange
may result in a taxable gain or loss.


EATON VANCE SHAREHOLDER SERVICES
- ------------------------------------------------------------------------------

THE FUND OFFERS THE FOLLOWING  SERVICES,  WHICH ARE VOLUNTARY,  INVOLVE NO EXTRA
CHARGE,  AND MAY BE CHANGED OR  DISCONTINUED  WITHOUT  PENALTY AT ANY TIME. Full
information on each of the services  described below and an  application,  where
required, are available from Authorized Firms or the Principal Underwriter.  The
cost  of  administering  such  services  for the  benefit  of  shareholders  who
participate in them is borne by the Fund as an expense to all shareholders.

INVEST-BY-MAIL  -- FOR  PERIODIC  SHARE  ACCUMULATION:  Once the $1,000  minimum
investment has been made, checks of $50 or more payable to the order of the Fund
may be mailed directly to The Shareholder Services Group, Inc., BOS725, P.O. Box
1559,  Boston,  MA 02104 at any time -- whether or not dividends are reinvested.
The name of the  shareholder,  the Fund and the account number should  accompany
each investment.

BANK DRAFT INVESTING -- FOR REGULAR SHARE ACCUMULATION:  Cash investments of $50
or more may be made through the  shareholder's  checking  account via bank draft
each month or quarter.  The $1,000 minimum initial  investment and small account
redemption policy are waived for these accounts.

WITHDRAWAL  PLAN: A shareholder can draw on  shareholdings  systematically  with
monthly or quarterly checks in an aggregate amount that does not exceed annually
12% of the account balance at the time the Plan is established. Such amount will
not be subject to a contingent  deferred  sales charge.  See "How to Redeem Fund
Shares". A minimum deposit of $5,000 in shares is required.

REINVESTMENT PRIVILEGE: A SHAREHOLDER WHO HAS REPURCHASED OR REDEEMED SHARES MAY
REINVEST,  WITH CREDIT FOR ANY  CONTINGENT  DEFERRED  SALES  CHARGES PAID ON THE
REDEEMED  OR  REPURCHASED  SHARES,  ANY  PORTION  OR ALL OF  THE  REPURCHASE  OR
REDEMPTION PROCEEDS (PLUS THAT AMOUNT NECESSARY TO ACQUIRE A FRACTIONAL SHARE TO
ROUND  OFF THE  PURCHASE  TO THE  NEAREST  FULL  SHARE)  IN  SHARES OF THE FUND,
provided that the  reinvestment is effected within 30 days after such repurchase
or  redemption.  Shares  are  sold  to a  reinvesting  shareholder  at the  next
determined net asset value following  timely receipt of a written purchase order
by the Principal  Underwriter or by the Fund (or by the Fund's Transfer  Agent).
To the extent  that any  shares of the Fund are sold at a loss and the  proceeds
are  reinvested  in shares of the Fund (or other shares of the Fund are acquired
within the period  beginning 30 days before and ending 30 days after the date of
the  redemption)  some or all of the loss generally will not be allowed as a tax
deduction.  Shareholders  should  consult their tax advisers  concerning the tax
consequences of reinvestments.

DISTRIBUTIONS AND TAXES
- ------------------------------------------------------------------------------

SUBSTANTIALLY  ALL  OF THE  INVESTMENT  INCOME  ALLOCATED  TO  THE  FUND  BY THE
PORTFOLIO, LESS THE FUND'S DIRECT AND ALLOCATED EXPENSES, WILL BE DECLARED DAILY
AS A DISTRIBUTION  TO FUND  SHAREHOLDERS  OF RECORD AT THE TIME OF  DECLARATION.
Such  distributions,  whether taken in cash or reinvested in additional  shares,
will  ordinarily  be paid on the  twenty-second  day of each  month  or the next
business day thereafter.  The Fund  anticipates that for tax purposes the entire
distribution,  whether  taken  in cash or  additional  shares,  will  constitute
tax-exempt  income to  shareholders,  except for the  proportionate  part of the
distribution  that may be  considered  taxable  income  if the Fund has  taxable
income  during  the  calendar  year.   Shareholders   reinvesting   the  monthly
distribution  should treat the amount of the entire distribution as the tax cost
basis of the additional  shares acquired by reason of such  reinvestment.  Daily
distribution  crediting  will commence on the day that  collected  funds for the
purchase of Fund shares are available at the Transfer Agent.  Shareholders  will
receive timely  Federal  income tax  information as to the tax-exempt or taxable
status of all  distributions  made by the Fund  during the  calendar  year.  The
Fund's net realized  capital gains, if any,  consist of the net realized capital
gains allocated to the Fund by the Portfolio for tax purposes, after taking into
account any available  capital loss carryovers;  the Fund's net realized capital
gains, if any, will be distributed at least once a year, usually in December.

    In order to qualify as a regulated  investment  company  under the  Internal
Revenue Code (the "Code"), the Fund must satisfy certain  requirements  relating
to  the  sources  of  its  income,  the  distribution  of its  income,  and  the
diversification of its assets. In satisfying these  requirements,  the Fund will
treat itself as owning its proportionate share of each of the Portfolio's assets
and as entitled to the income of the  Portfolio  properly  attributable  to such
share.

- ------------------------------------------------------------------------------
  AS A  REGULATED  INVESTMENT  COMPANY  UNDER  THE  CODE,  THE FUND DOES NOT PAY
  FEDERAL  INCOME  OR  EXCISE  TAXES  TO  THE  EXTENT  THAT  IT  DISTRIBUTES  TO
  SHAREHOLDERS  ITS NET  INVESTMENT  INCOME AND NET  REALIZED  CAPITAL  GAINS IN
  ACCORDANCE WITH THE TIMING REQUIREMENTS  IMPOSED BY THE CODE. AS A PARTNERSHIP
  UNDER THE CODE,  THE  PORTFOLIO  ALSO  DOES NOT PAY  FEDERAL  INCOME OR EXCISE
  TAXES.
- ------------------------------------------------------------------------------

    Distributions of interest on certain municipal obligations  constitute a tax
preference  item under the  alternative  minimum tax  provisions  applicable  to
individuals  and  corporations  (see page 5).  Distributions  of taxable  income
(including  a portion of any  original  issue  discount  with respect to certain
stripped  municipal  obligations  and stripped  coupons and accretion of certain
market   discount)  and  net  short-term   capital  gains  will  be  taxable  to
shareholders as ordinary income.  Distributions  of long-term  capital gains are
taxable to shareholders as such, for Federal income tax purposes,  regardless of
the length of time Fund shares have been owned by the shareholder. Distributions
are taxed in the manner  described  above  whether paid in cash or reinvested in
additional shares of the Fund.

    Tax-exempt  distributions  received from the Fund are  includable in the tax
base for determining  the taxability of social security and railroad  retirement
benefits.

    Interest on indebtedness  incurred or continued by a shareholder to purchase
or carry shares of the Fund is not deductible.  Further, entities or persons who
are  "substantial  users"  (or  persons  related  to  "substantial   users")  of
facilities  financed by industrial  development or private activity bonds should
consult their tax advisers before  purchasing  shares of the Fund.  "Substantial
user " is defined in applicable  Treasury  regulations  to include a "non-exempt
person" who  regularly  uses in trade or business a part of a facility  financed
from  the  proceeds  of  industrial   development  bonds  and  would  likely  be
interpreted  to  include  private  activity  bonds  issued  to  finance  similar
facilities.

    Shareholders  should  consult  their own tax  advisers  with  respect to the
state, local and foreign tax consequences of investing in the Fund.

PERFORMANCE INFORMATION
- ------------------------------------------------------------------------------

FROM TIME TO TIME,  THE FUND MAY ADVERTISE ITS YIELD AND/OR AVERAGE ANNUAL TOTAL
RETURN.  The current  yield for the Fund will be  calculated by dividing the net
investment  income  per  share  during a recent  30 day  period  by the  maximum
offering  price per share (net  asset  value) of the Fund on the last day of the
period and  annualizing  the resulting  figure.  A  taxable-equivalent  yield is
computed by using the  tax-exempt  yield  figure and dividing by 1 minus the tax
rate.  The Fund's  average  annual total return is determined  by  multiplying a
hypothetical  initial purchase order of $1,000 by the average annual  compounded
rate of return (including capital  appreciation/depreciation,  and dividends and
distributions  paid and  reinvested)  for the stated period and  annualizing the
result.  The  average  annual  total  return  calculation   assumes  a  complete
redemption of the investment and the deduction of any contingent  deferred sales
charge at the end of the  period.  The Fund may  publish  annual and  cumulative
total return figures from time to time.

    The Fund  may also  publish  its  distribution  rate  and/or  its  effective
distribution rate. The Fund's distribution rate is computed by dividing the most
recent monthly distribution per share annualized by the current maximum offering
price (net asset value) per share.  The Fund's  effective  distribution  rate is
computed by dividing the  distribution  rate by the ratio used to annualize  the
most recent monthly distribution and reinvesting the resulting amount for a full
year on the basis of such ratio. The effective  distribution rate will be higher
than the  distribution  rate  because of the  compounding  effect of the assumed
reinvestment.  Investors should note that the Fund's yield is calculated using a
standardized  formula, the income component of which is computed from the yields
to maturity of all debt  obligations  held by the Portfolio  based on prescribed
methods (with all purchases and sales of securities  during such period included
in the income calculation on a settlement date basis),  whereas the distribution
rate is  based  on the  Fund's  last  monthly  distribution  which  tends  to be
relatively  stable  and may be more or less than the  amount  of net  investment
income and short-term capital gain actually earned by the Fund during the month.

    Performance  figures  published by a Fund which do not include the effect of
any  applicable  contingent  deferred  sales  charge would be reduced if it were
included.

    Investors should note that the investment results of the Fund will fluctuate
over time, and any  presentation of the Fund's current yield or total return for
any prior period should not be considered a representation of what an investment
may  earn or what an  investor's  yield  or total  return  may be in any  future
period.  If the expenses of the Fund or the  Portfolio  are paid by Eaton Vance,
the Fund's performance will be higher.

<PAGE>
                                                                       APPENDIX
                        NATIONAL MUNICIPALS PORTFOLIO

                        ASSET COMPOSITION INFORMATION
                 FOR THE FISCAL YEAR ENDED SEPTEMBER 30, 1994

<TABLE>
<CAPTION>
                   MUNICIPAL BONDS                                   MUNICIPAL BONDS
                    MOODY'S RATING                                     S&P'S RATING

                                         PERCENT OF                                      PERCENT OF
                                         NET ASSETS                                      NET ASSETS
                                         ----------                                      ----------
<S>                                          <C>      <C>                                    <C>  
  Aaa ....................................   17.10    AAA ................................   17.18
  Aa .....................................    5.08    AA+ ................................    0.13
  Aa2 ....................................    3.29    AA .................................    6.09
  A1 .....................................    4.53    AA- ................................    4.63
  A ......................................    2.64    A+ .................................    2.41
  A2 .....................................    0.97    A ..................................    2.59
  Baa1 ...................................    7.92    A- .................................    2.23
  Baa ....................................    7.00    BBB+ ...............................    3.74
  Baa2 ...................................    3.88    BBB ................................    8.06
  Baa3 ...................................    3.95    BBB- ...............................    3.00
  Ba1 ....................................    4.48    BB+ ................................    4.09
  Ba .....................................    0.20    BB .................................    8.92
  Ba3 ....................................    0.45    BB- ................................    0.97
  B2 .....................................    0.55    B ..................................    0.45
  B3 .....................................    0.97    Unrated ............................   33.14
  Unrated ................................   34.59    Cash & Equiv .......................    2.40
  Cash & Equiv ...........................    2.40                                           -----
                                             -----                                           100.00%
                                             100.00%
</TABLE>

    The chart above indicates the weighted average composition of the securities
held by the  Portfolio for the period ended  September  30, 1994,  with the debt
securities  rated by  Moody's  Investors  Service,  Inc.  and  Standard & Poor's
Ratings Group  separated  into the indicated  categories.  The weighted  average
indicated above was calculated on a dollar weighted basis and was computed as at
the end of each month  during the fiscal  year.  The chart does not  necessarily
indicate what the composition of the securities held by the Portfolio's  will be
in the current and subsequent fiscal years.

    For a description of Moody's Investors Service, Inc. and Standard & Poor's
Ratings Group ratings of municipal bonds, see the Appendix to the Statement of
Additional Information.

<PAGE>
PORTFOLIO INVESTMENT ADVISER
Boston Management and Research
24 Federal Street
Boston, MA 02110

FUND ADMINISTRATOR
Eaton Vance Management
24 Federal Street
Boston, MA 02110

PRINCIPAL UNDERWRITER
Eaton Vance Distributors, Inc.
24 Federal Street
Boston, MA 02110
(800) 225-6265

CUSTODIAN
Investors Bank & Trust Company
24 Federal Street
Boston, MA 02110

TRANSFER AGENT
The Shareholder Services Group, Inc.
BOS725
P.O. Box 1559
Boston, MA 02104
(800) 262-1122

AUDITORS  
Deloitte & Touche LLP 
125 Summer Street  
Boston, MA 02110 

EV CLASSIC
NATIONAL MUNICIPALS FUND 
24 FEDERAL STREET  
BOSTON, MA 02110 

C-HMP 

[Logo]
EV Classic
National Municipals 
Fund 

PROSPECTUS 
FEBRUARY 1, 1995
<PAGE>

                     MASSACHUSETTS MUNICIPAL BOND PORTFOLIO

                SUPPLEMENT TO PROSPECTUS DATED FEBRUARY 1, 1995




         The  Trustees  of  the  Fund  and  the   Portfolio   have  amended  the
nonfundamental  investment  policy  governing  call options to read "neither the
Fund nor the Portfolio may engage in options, futures or forward transactions if
more than 5% of its net assets,  as measured by the  aggregate  of the  premiums
paid  by the  Fund  or the  Portfolio,  would  be so  invested".  THE  FOLLOWING
DISCLOSURE IS ADDED TO THE SECTION "WHEN-ISSUED SECURITIES":


                  The  Portfolio  may also  purchase  instruments  that give the
         Portfolio  the option to  purchase a municipal  obligation  when and if
         issued.



May 5, 1995                                                                MMBPS
<PAGE>

                     MASSACHUSETTS MUNICIPAL BOND PORTFOLIO


         MASSACHUSETTS MUNICIPAL BOND PORTFOLIO (THE "FUND") IS A NO-LOAD MUTUAL
FUND SEEKING TO PROVIDE  CURRENT  INCOME EXEMPT FROM REGULAR  FEDERAL INCOME TAX
AND  MASSACHUSETTS  STATE PERSONAL INCOME TAXES.  THE FUND INVESTS ITS ASSETS IN
MASSACHUSETTS TAX FREE PORTFOLIO (THE "PORTFOLIO"),  A NON-DIVERSIFIED  OPEN-END
INVESTMENT COMPANY HAVING THE SAME INVESTMENT OBJECTIVE AS THE FUND, RATHER THAN
BY DIRECTLY  INVESTING IN AND MANAGING ITS OWN  PORTFOLIO OF  SECURITIES AS WITH
HISTORICALLY  STRUCTURED  MUTUAL  FUNDS.  THE  FUND IS A SERIES  OF EATON  VANCE
MUNICIPALS TRUST (THE "TRUST").

         Shares of the Fund are not deposits or obligations of, or guaranteed or
endorsed  by,  any bank or other  insured  depository  institution,  and are not
federally  insured by the Federal  Deposit  Insurance  Corporation,  the Federal
Reserve  Board or any  other  government  agency.  Shares  of the  Fund  involve
investment risks,  including fluctuations in value and the possible loss of some
or all of the principal investment.

         This Prospectus is designed to provide you with  information you should
know before  investing.  Please  retain this  document for future  reference.  A
Statement of  Additional  Information  for the Fund dated  February 1, 1995,  as
supplemented  from time to time, has been filed with the Securities and Exchange
Commission and is incorporated herein by reference. This Statement of Additional
Information is available  without charge from the Fund's Principal  Underwriter,
Eaton Vance Distributors,  Inc., 24 Federal Street,  Boston, MA 02110 (telephone
(800) 225-6265).  The Portfolio's  investment  adviser is Boston  Management and
Research (the "Investment  Adviser"),  a wholly-owned  subsidiary of Eaton Vance
Management,   and   Eaton   Vance   Management   is   the   administrator   (the
"Administrator")  of the Fund.  The  offices of the  Investment  Adviser and the
Administrator are located at 24 Federal Street, Boston, MA 02110.

- ------------------------------------------------------------------------------
THESE  SECURITIES  HAVE NOT BEEN APPROVED OR  DISAPPROVED  BY THE SECURITIES AND
EXCHANGE  COMMISSION OR ANY STATE  SECURITIES  COMMISSION NOR HAS THE SECURITIES
AND  EXCHANGE  COMMISSION  OR ANY STATE  SECURITIES  COMMISSION  PASSED UPON THE
ACCURACY OR ADEQUACY OF THIS PROSPECTUS. ANY REPRESENTATION TO THE CONTRARY IS A
CRIMINAL OFFENSE.
- ------------------------------------------------------------------------------

TABLE OF CONTENTS
Shareholder and Fund Expenses................................................  2
The Fund's Financial Highlights..............................................  3
The Fund's Investment Objective..............................................  4
How the Fund and the Portfolio Invest their
   Assets....................................................................  4
Organization of the Fund and the Portfolio..................................  11
Management of the Fund and the Portfolio....................................  13
Valuing Fund Shares.........................................................  15
How to Buy Fund Shares......................................................  15
How to Redeem Fund Shares...................................................  17
Reports to Shareholders.....................................................  19
The Lifetime Investing Account/Distribution Options.........................  19
Eaton Vance Shareholder Services............................................  20
Distributions and Taxes.....................................................  21
Performance Information.....................................................  23

- ------------------------------------------------------------------------------
                       PROSPECTUS DATED FEBRUARY 1, 1995
<PAGE>

SHAREHOLDER AND FUND EXPENSES (1)
- -------------------------------------------------------------------------------

SHAREHOLDER TRANSACTION EXPENSES
    Sales Charges Imposed on Purchases of Shares                         None
    Sales Charges Imposed on Reinvested Distributions                    None
    Redemption Fees                                                      None
    Fees to Exchange Shares                                              None

ANNUAL FUND AND ALLOCATED PORTFOLIO OPERATING EXPENSES
    (as a percentage of average daily net assets)
    Investment Adviser Fee(2)                                            0.46%
    Rule 12b-1 Distribution Expenses                                     None
    Other Expenses(3)                                                    0.14%
         Total Operating Expenses                                        0.60%

EXAMPLE                                 1 YEAR    3 YEARS   5 YEARS    10 YEARS
- -------                                 ------    -------   -------    --------

An investor would pay the following      $6        $19       $33         $75
  expenses on a $1,000 investment, 
  assuming (a) 5% annual return and
  (b) redemption at the end of each
  period:

Notes:
(1)The  purpose of the above  table and Example is to  summarize  the  aggregate
   expenses  of  the  Fund  and  the  Portfolio  and  to  assist   investors  in
   understanding  the various costs and expenses that investors in the Fund will
   bear directly or indirectly. The Trustees of the Trust believe that over time
   the  aggregate  per share  expenses of the Fund and the  Portfolio  should be
   approximately  equal to the per share  expenses which the Fund would incur if
   the Trust  retained the services of an  investment  adviser and the assets of
   the Fund were invested  directly in the type of securities  being held by the
   Portfolio.  The percentages  indicated as Annual Fund and Allocated Portfolio
   Operating  Expenses and the amounts included in the Example are based on both
   the Fund's and the  Portfolio's  results for the fiscal year ended  September
   30, 1994. The table and Example should not be considered a representation  of
   past or future expenses and actual expenses may be greater or less than those
   shown.  For further  information  regarding the expenses of both the Fund and
   the Portfolio see "The Fund's  Financial  Highlights",  "Organization  of the
   Fund and the Portfolio" and "Management of the Fund and the Portfolio". Other
   investment  companies with different  distribution  arrangements and fees are
   investing in the Portfolio  and  additional  such  companies may do so in the
   future. See "Organization of the Fund and the Portfolio".
(2)The  Portfolio's  monthly  advisory  fee has two  components,  a fee based on
   daily net assets and a fee based on daily gross  income,  as set forth in the
   fee schedule on page 14.
(3)Absent an expense allocation to the Administrator,  Other Expenses would have
   been 0.66% of the Fund's average daily net assets.


<PAGE>

THE FUND'S FINANCIAL HIGHLIGHTS
- ------------------------------------------------------------------------------
The  following  information  should be read in  conjunction  with the  financial
statements included in the Statement of Additional Information, all of which has
been so  included  in  reliance  upon the  report  of  Deloitte  &  Touche  LLP,
independent certified public accountants, as experts in accounting and auditing.
Further  information  regarding the  performance of the Fund is contained in the
Fund's annual report to  shareholders  which may be obtained  without  charge by
contacting the Fund's Principal Underwriter, Eaton Vance Distributors, Inc.

- ------------------------------------------------------------------------------
<TABLE>
<CAPTION>
                                                                                       Year Ended September 30
                                                                                     --------------------------
                                                                                      1994               1993*
                                                                                     -------            -------
<S>                                                                                  <C>                <C>    
NET ASSET VALUE, beginning of year                                                   $10.260            $10.000
                                                                                   ---------            -------
INCOME (LOSS) FROM OPERATIONS:
   Net investment income                                                             $ 0.548            $ 0.141
   Net realized and unrealized gain (loss) on investments                            (1.026)              0.284
                                                                                   ---------           --------
     Total income (loss) from operations                                           ($ 0.478)            $ 0.425
                                                                                   ---------           --------
LESS DISTRIBUTIONS:
   From net investment income                                                      ($ 0.548)           ($0.141)
   In excess of net realized gain on investments                                    ($0.010)              ---
   In excess of net investment income                                                (0.004)            (0.024)
                                                                                     -------           --------
     Total distributions                                                           ($ 0.562)           ($0.165)
                                                                                   ---------           --------
NET ASSET VALUE, end of year                                                         $ 9.220            $10.260
                                                                                   =========           ========
TOTAL RETURN(2)                                                                      (4.79%)              4.04%
RATIOS/SUPPLEMENTAL DATA(**)
   Net assets, end of period (000 omitted)                                           $ 9,338            $ 5,063
   Ratio of net expenses to average daily net assets(1)                                0.60%             1.21%+
   Ratio of net investment income to average daily net assets                          5.65%             4.80%+

**   For the year ended  September 30, 1994, the operating  expenses of the Fund
     reflect a reduction of expenses by the  Administrator.  Had such action not
     been taken, net investment  income per share and the ratios would have been
     as follows:

NET  INVESTMENT  INCOME PER SHARE                                                    $0.498  
                                                                                  =========  
RATIOS (As a percentage of average net assets):
     Expenses(1)                                                                       1.12%
     Net investment income                                                             5.13%

(1)  Includes the Fund's share of Massachusetts Tax Free Portfolio's allocated expenses.
(2)  Total return is calculated assuming a purchase at the net asset value on the first day and
     a sale at the net  asset  value on the last  day of each  period  reported.
     Dividends  and  distributions,  if any, are assumed to be reinvested at the
     net asset value on the payable date.
*    For the period from the start of business, June 17, 1993, to September 30, 1993.
+    Computed on an annualized basis.

</TABLE>
<PAGE>



THE FUND'S INVESTMENT OBJECTIVE
- ------------------------------------------------------------------------------
THE FUND'S INVESTMENT OBJECTIVE IS TO PROVIDE CURRENT INCOME EXEMPT FROM REGULAR
FEDERAL INCOME TAX AND MASSACHUSETTS STATE PERSONAL INCOME TAXES. The Fund seeks
to meet its  investment  objective by investing its assets in the  Massachusetts
Tax Free Portfolio (the "Portfolio"),  a separate registered  investment company
which invests primarily in Massachusetts  obligations (as described below) which
are rated at least  investment  grade by a major  rating  agency or, if unrated,
determined  to be of at  least  investment  grade  quality  by  the  Portfolio's
Investment Adviser.

HOW THE FUND AND THE PORTFOLIO INVEST THEIR ASSETS
- ------------------------------------------------------------------------------

THE FUND SEEKS TO ACHIEVE ITS INVESTMENT  OBJECTIVE BY INVESTING EITHER DIRECTLY
OR INDIRECTLY THROUGH ANOTHER OPEN-END  MANAGEMENT  INVESTMENT COMPANY PRIMARILY
(I.E.,  AT  LEAST  80% OF  ITS  NET  ASSETS  DURING  PERIODS  OF  NORMAL  MARKET
CONDITIONS) IN DEBT  OBLIGATIONS  ISSUED BY OR ON BEHALF OF THE  COMMONWEALTH OF
MASSACHUSETTS  AND ITS POLITICAL  SUBDIVISIONS,  AND THE  GOVERNMENTS  OF PUERTO
RICO,  THE U.S.  VIRGIN  ISLANDS AND GUAM,  THE INTEREST ON WHICH IS EXEMPT FROM
REGULAR  FEDERAL  INCOME  TAX,  IS NOT A TAX  PREFERENCE  ITEM UNDER THE FEDERAL
ALTERNATIVE  MINIMUM TAX AND IS EXEMPT FROM MASSACHUSETTS  STATE PERSONAL INCOME
TAXES  ("MASSACHUSETTS  TAX-EXEMPT  OBLIGATIONS").  The  foregoing  policy  is a
fundamental policy of both the Fund and the Portfolio,  which may not be changed
unless  authorized by a vote of the shareholders of the Fund or the investors in
the Portfolio, as the case may be.

         At least 70% of the Portfolio's net assets will normally be invested in
obligations rated at least investment grade at the time of investment (which are
those rated Baa or higher by Moody's Investors Service,  Inc. ("Moody's") or BBB
or  higher  by  either  Standard  & Poor's  Ratings  Group  ("S&P")  or by Fitch
Investors Service, Inc. ("Fitch")) or, if unrated,  determined by the Investment
Adviser to be of at least  investment grade quality.  Massachusetts  obligations
rated Baa or BBB may have speculative characteristics. Also, changes in economic
conditions or other circumstances are more likely to lead to a weakened capacity
to make  principal  and  interest  payments  than in the  case of  higher  rated
obligations. The Portfolio may invest up to 30% of its net assets in obligations
rated below investment grade (but not lower than B by Moody's, S&P or Fitch) and
unrated  obligations  considered to be of comparable  quality by the  Investment
Adviser.  Securities  rated below BBB or Baa are commonly known as "junk bonds".
The  Portfolio  may retain an  obligation  whose  rating drops below B after its
acquisition if such retention is considered desirable by the Investment Adviser.
See "Credit Quality - Risks." For a description of municipal obligation ratings,
see the Statement of Additional Information.

MASSACHUSETTS OBLIGATIONS. Municipal obligations eligible for the exemption from
Massachusetts state income taxes  ("Massachusetts  obligations")  include bonds,
notes and commercial  paper issued by a municipality  for a wide variety of both
public and private  purposes.  Public purpose  municipal  bonds include  general
obligation and revenue bonds.  General obligation bonds are backed by the taxing
power of the issuing municipality. Revenue bonds are backed by the revenues of a
project  or  facility.   Municipal   notes   include  bond   anticipation,   tax
anticipation,  revenue anticipation,  and construction loan notes. Bond, tax and
revenue anticipation notes are short-term  obligations that will be retired with
the  proceeds of an  anticipated  bond issue,  tax revenue or facility  revenue,
respectively.  Construction  loan notes are short-term  obligations that will be
retired with the proceeds of long-term mortgage  financing.  Under normal market
conditions,  the  Portfolio  will  invest at least  65% of its  total  assets in
obligations  issued  by the  Commonwealth  of  Massachusetts  or  its  political
subdivisions.

         Interest on certain  "private  activity  bonds"  issued after August 7,
1986 is exempt from the regular  Federal  income tax  applicable to  individuals
(and  corporations),  but such interest  (including a  distribution  by the Fund
derived  from such  interest)  is treated as a tax  preference  item which could
subject the recipient to or increase his  liability for the Federal  alternative
minimum  tax.  The  Portfolio  may not invest more than 20% of its net assets in
these  obligations and obligations  subject to regular Federal income tax and/or
Massachusetts  state  personal  income  taxes.  As at September  30,  1994,  the
Portfolio  had  11.2% of its net  assets in such  private  activity  bonds.  For
corporate  shareholders,  the Fund's distributions  derived from interest on all
Massachusetts  obligations  (whenever  issued) is included in "adjusted  current
earnings"  for purposes of the Federal  alternative  minimum tax  applicable  to
corporations (to the extent not already included in alternative  minimum taxable
income as income attributable to private activity bonds).

         The  Omnibus  Budget  Reconciliation  Act of 1993  changed  the Federal
income tax  treatment  of market  discount  on  long-term  tax-exempt  municipal
obligations  (i.e.,  obligations with a term of more than one year) purchased in
the secondary  market after April 30, 1993 from taxable  capital gain to taxable
ordinary income. A long-term debt obligation is generally treated as acquired at
a market  discount if the secondary  market  purchase price is less than (i) the
stated principal  amount payable at maturity,  in the case of an obligation that
does not have original issue discount or (ii) in the case of an obligation  that
does have original issue  discount,  the sum of the issue price and any original
issue discount that accrued  before the obligation was purchased.  The Portfolio
may acquire  municipal  obligations at a market  discount from time to time, and
the  Fund's  distributions  will  (when  so  required)  include  taxable  income
reflecting  the  realization  of such accrued  discount by the Portfolio and its
allocation to the Fund.

MATURITY.  It is expected that the Portfolio will normally  include  substantial
amounts of long-term  Massachusetts  obligations with maturities of ten years or
more because such  long-term  obligations  generally  produce higher income than
short-term  obligations.  Such  long-term  obligations  are more  susceptible to
market  fluctuations  resulting from changes in interest rates than shorter term
obligations.  Since the Portfolio's  objective is to provide current income, the
Portfolio will invest in  Massachusetts  obligations  with an emphasis on income
and not on stability of the Portfolio's net asset value. The average maturity of
the Portfolio's  holdings may vary (generally between 15 and 30 years) depending
on anticipated market conditions.

         Although the Portfolio  will normally  attempt to invest  substantially
all of its assets in Massachusetts obligations,  the Portfolio may, under normal
market conditions,  invest up to 20% of its net assets in short-term obligations
the  interest  on which is  subject  to  regular  Federal  income  tax,  Federal
alternative  minimum tax and/or  Massachusetts state personal income taxes. Such
short-term taxable obligations may include, but are not limited to, certificates
of  deposit,  commercial  paper,  short-term  notes  and  obligations  issued or
guaranteed by the U.S.  Government or any of its agencies or  instrumentalities.
During  periods of adverse  market  conditions,  the Portfolio  may  temporarily
invest more than 20% of its assets in such short-term taxable obligations, which
will be rated no lower than investment grade.

CONCENTRATION.   The  Portfolio  may  invest  25%  or  more  of  its  assets  in
Massachusetts obligations of the same type, including,  without limitation,  the
following:  general  obligations of the  Commonwealth of  Massachusetts  and its
political subdivisions; lease rental obligations of state and local authorities;
obligations of state and local housing finance authorities,  municipal utilities
systems or public housing  authorities;  obligations  for hospitals or life care
facilities;  or  industrial  development  or pollution  control bonds issued for
electric  utility systems,  steel companies,  paper companies or other purposes.
This may make the Portfolio more susceptible to adverse economic,  political, or
regulatory  occurrences  affecting a particular category of issuer. For example,
health care-related issuers are susceptible to medicaid reimbursement  policies,
and national and state health care legislation. As the Portfolio's concentration
in the securities of a particular  category of issuer  increases,  the potential
for fluctuation in the value of the Fund's shares also increases.

NON-DIVERSIFIED  STATUS.  The  Portfolio's  classification  under the Investment
Company  Act of 1940 as a  "non-diversified"  investment  company  allows  it to
invest,  with  respect to 50% of its  assets,  more than 5% of its assets in the
securities of any issuer. Because of the small number of issues of Massachusetts
obligations,  the  Portfolio  is likely to  invest a greater  percentage  of its
assets in the  securities  of a single  issuer  than would a  diversified  fund.
Therefore,  the  Portfolio  would  be more  susceptible  to any  single  adverse
economic or political occurrence or development affecting Massachusetts issuers.
The Portfolio will also be subject to an increased risk of loss if the issuer is
unable to make  interest or  principal  payments or if the market  value of such
securities declines. It is also possible that sufficient suitable  Massachusetts
tax-exempt  obligations  will not be available  for the Portfolio to achieve its
investment objective.

CONCENTRATION IN MASSACHUSETTS  OBLIGATIONS - RISKS.  Because the Portfolio will
normally invest at least 65% of its assets in Massachusetts  obligations,  it is
susceptible to factors affecting Massachusetts. The Portfolio may also invest up
to 5% of its net assets in obligations issued by the governments of Guam and the
U.S.  Virgin  Islands and up to 35% of its assets in  obligations  issued by the
government  of  Puerto  Rico.  Set  forth  below  is  certain  economic  and tax
information concerning  Massachusetts and Puerto Rico. The bond ratings provided
below are  current as of the date of this  Prospectus  and are based on economic
conditions  which may not  continue;  moreover,  there can be no assurance  that
particular  bond issues may not be  adversely  affected by changes in  economic,
political or other conditions.  Unless stated  otherwise,  the ratings indicated
are for obligations of Massachusetts.  Massachusetts  political subdivisions may
have  different   ratings  which  are  unrelated  to  the  ratings  assigned  to
Massachusetts obligations.

MASSACHUSETTS.  In recent years,  the Commonwealth has experienced a significant
economic slowdown, and has experienced shifts in employment from labor-intensive
manufacturing  industries  to  technology  and  service-based  industries.   The
unemployment rate was 6.4% as of October,  1994, while the national unemployment
rate was 5.8%.

         Effective July 1, 1990, limitations were placed on the amount of direct
bonds the  Commonwealth  could have outstanding in a fiscal year, and the amount
of the total  appropriation  in any fiscal  year that may be  expended  for debt
service on general obligation debt of the Commonwealth  (other than certain debt
incurred to pay the fiscal  1990  deficit  and  certain  Medicaid  reimbursement
payments  for  prior  years)  was  limited  to 10%.  In  addition,  the power of
Massachusetts  cities and towns and certain  tax-supported  districts and public
agencies to raise  revenue  from  property  taxes to support  their  operations,
including the payment of debt service, is limited.  Property taxes are virtually
the only  source of tax  revenues  available  to cities  and towns to meet local
costs.  This limitation on cities and towns to generate  revenues could create a
demand  for  increases  in  state-funded  local  aid.  The  recent  difficulties
experienced  by the  Commonwealth  have resulted in a  substantial  reduction in
local aid from the  Commonwealth,  which may create  financial  difficulties for
certain municipalities.

         As  of  the  date  of  this  Prospectus,  general  obligations  of  the
Commonwealth of Massachusetts were rated A, A+ and A+ by Moody's, S&P and Fitch,
respectively.

PUERTO RICO.  The economy of Puerto Rico is dominated by the  manufacturing  and
service sectors. Although the economy of Puerto Rico expanded significantly from
fiscal 1984 through fiscal 1990, the rate of this expansion slowed during fiscal
years 1991, 1992 and 1993. Growth in fiscal 1994 will depend on several factors,
including the state of the U.S. economy and the relative  stability in the price
of oil, the exchange rate of the U.S. dollar and the cost of borrowing. Although
the Puerto Rico  unemployment  rate has declined  substantially  since 1985, the
seasonally adjusted  unemployment rate for August, 1994 was approximately 14.5%.
The North American Free Trade Agreement (NAFTA),  which became effective January
1,  1994,  could  lead to the loss of  Puerto  Rico's  lower  salaried  or labor
intensive jobs to Mexico.

         S&P rates Puerto Rico general  obligations  debt A, while Moody's rates
it Baa1;  these  ratings  have been in place since 1956 and 1976,  respectively.
Reliance on  nonrecurring  revenues and economic  weakness led S&P to change its
outlook from stable to negative.

INVESTMENT  RESTRICTIONS.  The  Fund  and the  Portfolio  have  adopted  certain
fundamental  investment  restrictions  which  are  enumerated  in  detail in the
Statement  of  Additional  Information  and  which  may  not be  changed  unless
authorized by a shareholder vote and an investor vote, respectively.  Except for
such enumerated restrictions and as otherwise indicated in this Prospectus,  the
investment  objective  and  policies  of the  Fund  and  the  Portfolio  are not
fundamental policies and accordingly may be changed by the Trustees of the Trust
and the Portfolio without  obtaining the approval of the Fund's  shareholders or
the investors in the Portfolio,  as the case may be. If any changes were made in
the Fund's  investment  objective,  the Fund might  have  investment  objectives
different from the objectives  which an investor  considered  appropriate at the
time the investor became a shareholder in the Fund.

MUNICIPAL   LEASES.   The   Portfolio   may  invest  in  municipal   leases  and
participations  therein,  which  arrangements  frequently involve special risks.
Municipal leases are obligations in the form of a lease or installment  purchase
arrangement  which is  entered  into by a state or local  government  to acquire
equipment and  facilities.  Interest  income from such  obligations is generally
exempt from local and state taxes in the state of issuance.  "Participations" in
such  leases  are  undivided  interests  in a portion  of the total  obligation.
Participations entitle their holders to receive a pro rata share of all payments
under the lease. A trustee is usually responsible for administering the terms of
the  participation  and enforcing  the  participants'  rights in the  underlying
lease.  Leases and  installment  purchase or conditional  sale contracts  (which
normally  provide  for  title  to the  leased  asset to pass  eventually  to the
governmental issuer) have evolved as a means for governmental issuers to acquire
property  and  equipment  without  meeting  the   constitutional  and  statutory
requirements for the issuance of debt. The debt-issuance  limitations are deemed
to be inapplicable to these arrangements because of the inclusion in many leases
or contracts of  "non-appropriation"  clauses that provide that the governmental
issuer has no  obligation  to make future  payments  under the lease or contract
unless money is  appropriated  for such purpose by the  appropriate  legislative
body on a yearly or other periodic  basis.  Such  arrangements  are,  therefore,
subject to the risk that the governmental  issuer will not appropriate funds for
lease payments.

     Certain  municipal lease obligations may be deemed illiquid for purposes of
the  Portfolio's  15%  limitation  on investing in illiquid  securities,  unless
determined by the  Investment  Adviser,  pursuant to  guidelines  adopted by the
Trustees  of the  Portfolio,  to be liquid  securities  for the  purpose of such
limitation.  In determining  the liquidity of municipal lease  obligations,  the
Investment  Adviser  will  consider  a variety  of  factors  including:  (1) the
willingness  of  dealers  to bid for the  security;  (2) the  number of  dealers
willing to purchase  or sell the  obligation  and the number of other  potential
buyers;  (3) the frequency of trades and quotes for the obligation;  and (4) the
nature of the  marketplace  trades.  In addition,  the  Investment  Adviser will
consider   factors  unique  to  particular  lease   obligations   affecting  the
marketability  thereof.  These  include  the  general  creditworthiness  of  the
municipality,  the  importance  of the  property  covered  by the  lease  to the
municipality,  and the likelihood that the  marketability of the obligation will
be maintained  throughout the time the  obligation is held by the Portfolio.  In
the event the Portfolio  acquires an unrated  municipal  lease  obligation,  the
Investment  Adviser will be responsible  for  determining  the credit quality of
such  obligation on an ongoing basis,  including an assessment of the likelihood
that the lease may or may not be cancelled.

ZERO COUPON BONDS. The Portfolio may invest in zero coupon bonds, which are debt
obligations  that do not require the periodic payment of interest and are issued
at a significant  discount from their face value. Such bonds experience  greater
volatility  in market  value due to changes  in  interest  rates than  municipal
obligations  that provide for regular  payments of interest.  The Portfolio will
accrue income on such bonds for tax and accounting  purposes in accordance  with
applicable law, the Fund's  proportionate share of which income is distributable
to shareholders of the Fund. Because no cash is received at the time such income
is  accrued,  the  Portfolio  may  be  required  to  liquidate  other  portfolio
securities  to generate  cash that the Fund may withdraw  from the  Portfolio to
enable the Fund to satisfy its distribution obligations.

INVERSE  FLOATERS.  The  Portfolio  may  invest in various  types of  derivative
municipal  securities  whose interest rates bear an inverse  relationship to the
interest rate on another security or the value of an index ("inverse floaters").
Derivatives  are  securities  that provide for payments based on or derived from
the performance of an underlying asset,  index or other economic  benchmark.  An
investment  in derivative  instruments,  such as inverse  floaters,  may involve
greater risk than an  investment  in a fixed rate bond.  Because  changes in the
interest  rate on the other  security  or index  inversely  affect the  residual
interest  paid on the  inverse  floater,  the  value of an  inverse  floater  is
generally  more volatile than that of a fixed rate bond.  Inverse  floaters have
interest rate  adjustment  formulas which  generally  reduce or, in the extreme,
eliminate the interest  paid to the Portfolio  when  short-term  interest  rates
rise, and increase the interest paid to the Portfolio when  short-term  interest
rates fall.  Inverse floaters have varying degrees of liquidity,  and the market
for these  securities is new and relatively  volatile.  These securities tend to
underperform  the  market  for  fixed  rate  bonds  in a  rising  interest  rate
environment,  but tend to  outperform  the  market  for fixed  rate  bonds  when
interest  rates  decline.  Shifts in  long-term  interest  rates may alter  this
tendency,  however.  Although  volatile,  inverse  floaters  typically offer the
potential  for yields  exceeding  the yields  available on fixed rate bonds with
comparable  credit  quality and maturity.  These  securities  usually permit the
investor  to  convert  the  floating  rate to a fixed  rate  (normally  adjusted
downward),  and this  optional  conversion  feature may provide a partial  hedge
against  rising  interest  rates if  exercised  at an  opportune  time.  Inverse
floaters are  leveraged  because they provide two or more dollars of bond market
exposure for every dollar invested.

CREDIT QUALITY - RISKS. Many Massachusetts  obligations  offering current income
are in the lowest  investment  grade category (Baa or BBB),  lower categories or
may be  unrated.  The  Portfolio  may  invest  up to 30% of its  net  assets  in
Massachusetts  obligations rated below investment grade (but not lower than B by
Moody's, S&P or Fitch) and comparable unrated obligations. The lowest investment
grade, lower rated and comparable unrated Massachusetts obligations in which the
Portfolio may invest will have speculative  characteristics  in varying degrees.
While such  obligations  may have some quality and  protective  characteristics,
these   characteristics   can  be  expected  to  be  offset  or   outweighed  by
uncertainties  or major risk  exposures to adverse  conditions.  Lower rated and
comparable unrated municipal  obligations are subject to the risk of an issuer's
inability to meet  principal and interest  payments on the  obligations  (credit
risk) and may also be subject to greater price volatility due to such factors as
interest rate  sensitivity,  market  perception of the  creditworthiness  of the
issuer and  general  market  liquidity  (market  risk).  Lower  rated or unrated
municipal  obligations  are also  more  likely  to  react  to real or  perceived
developments  affecting  market  and  credit  risk  than are more  highly  rated
obligations, which react primarily to movements in the general level of interest
rates. The Portfolio may retain defaulted obligations in its portfolio when such
retention is considered  desirable by the Investment  Adviser.  In the case of a
defaulted  obligation,  the  Portfolio  may  incur  additional  expense  seeking
recovery of its investment.  Municipal  obligations  held by the Portfolio which
are rated below investment grade but which, subsequent to the assignment of such
rating, are backed by escrow accounts containing U.S. Government obligations may
be determined by the  Investment  Adviser to be of investment  grade quality for
purposes of the Portfolio's  investment  policies.  The Portfolio's  holdings of
obligations  rated below investment grade generally will be less than 35% of its
net assets.  In the event the rating of an  obligation  held by the Portfolio is
downgraded,  causing the  Portfolio to exceed this  limitation,  the  Investment
Adviser will (in an orderly fashion within a reasonable  period of time) dispose
of such  obligations as it deems necessary in order to comply with the foregoing
limitation. For a description of municipal obligation ratings, see the Statement
of Additional Information.

INSURED  OBLIGATIONS.  The  Portfolio  may  purchase  municipal  bonds  that are
additionally secured by insurance,  bank credit agreements,  or escrow accounts.
The credit  quality of companies  which  provide such credit  enhancements  will
affect the value of those  securities.  Although the insurance  feature  reduces
certain  financial risks, the premiums for insurance and the higher market price
paid for insured  obligations  may reduce the Fund's  current  yield.  Insurance
generally will be obtained from insurers with a claims-paying  ability rated Aaa
by Moody's or AAA by S&P or Fitch.  The insurance  does not guarantee the market
value of the insured obligations or the net asset value of the Fund's shares.

MARKET  CONDITIONS.  The management of the Portfolio  believes that, in general,
the secondary market for some Massachusetts  obligations (including issues which
are  privately  placed with the  Portfolio) is less liquid than that for taxable
debt  obligations or for large issues of municipal  obligations  that trade in a
national  market.  No  established  resale  market  exists  for  certain  of the
Massachusetts  obligations  in which the  Portfolio  may invest.  The market for
obligations  rated below  investment grade is also likely to be less liquid than
the market for higher rated obligations.  These  considerations may restrict the
availability  of such  obligations,  may affect the choice of securities sold to
meet  redemption  requests and may limit the ability of the Portfolio to sell or
dispose of such  securities.  Also,  valuation of such  obligations  may be more
difficult.

NET ASSET  VALUE  FLUCTUATION.  The net asset  value of the Fund will  change in
response to fluctuations  in prevailing  interest rates and changes in the value
of the securities held by the Portfolio.  When interest rates decline, the value
of securities  held by the Portfolio can be expected to rise.  Conversely,  when
interest rates rise, the value of existing  portfolio  security  holdings can be
expected  to  decline.  Therefore,  an  investment  in the  Portfolio  will  not
constitute a complete investment program.

SHORT-TERM  TRADING.  The Portfolio may sell  securities  in  anticipation  of a
market decline (a rise in interest  rates) or purchase and later sell securities
in anticipation of a market rise (a decline in interest rates).  In addition,  a
security  may be sold and another  purchased at  approximately  the same time to
take advantage of what the Portfolio believes to be a temporary disparity in the
normal yield  relationship  between the two  securities.  Yield  disparities may
occur for reasons not directly  related to the investment  quality of particular
issues or the general movement of interest rates, such as changes in the overall
demand for or supply of various types of Massachusetts obligations or changes in
the investment objectives of investors. Such trading may be expected to increase
portfolio  turnover  rate and the  expenses  incurred  in  connection  with such
trading. The Portfolio  anticipates that its annual portfolio turnover rate will
generally not exceed 100% (excluding turnover of securities having a maturity of
one year or less).

WHEN-ISSUED SECURITIES. The Portfolio may purchase securities on a "when-issued"
basis,  which means that payment and delivery occur on a future settlement date.
The  price  and  yield of such  securities  are  generally  fixed on the date of
commitment  to  purchase.  However,  the  market  value  of the  securities  may
fluctuate  prior to delivery and upon delivery the  securities may be worth more
or less than the Portfolio agreed to pay for them. The Portfolio will not accrue
income in respect of when-issued securities prior to the stated delivery date of
such securities.  The Portfolio will maintain in a segregated account sufficient
assets to cover its outstanding purchase obligations.

SECURITIES  LENDING.  The  Portfolio  may seek to increase its income by lending
portfolio securities to broker-dealers or other institutional  borrowers.  Under
present  regulatory  policies of the  Securities  and Exchange  Commission  (the
"Commission"),  such loans are required to be secured continuously by collateral
in cash, cash equivalents or U.S. Government  securities held by the Portfolio's
custodian  and  maintained on a current basis at an amount at least equal to the
market value of the  securities  loaned,  which will be marked to market  daily.
Cash equivalents  include  short-term  municipal  obligations as well as taxable
certificates  of deposit,  commercial  paper and other  short-term  money market
instruments.  The  Portfolio  would have the right to call a loan and obtain the
securities  loaned at any time on up to five business  days' notice.  During the
existence of a loan,  the Portfolio  will continue to receive the  equivalent of
the interest paid by the issuer on the securities loaned and will also receive a
fee, or all or a portion of the interest on  investment  of the  collateral,  if
any.  However,  the  Portfolio  may pay  lending  fees to  such  borrowers.  The
Portfolio  would not have the right to vote any securities  having voting rights
during the existence of the loan, but would call the loan in  anticipation of an
important  vote to be taken  among  holders of the  securities  or the giving or
withholding of their consent on a material matter  affecting the investment.  As
with other  extensions  of credit  there are risks of delay in  recovery or even
loss of rights in the securities  loaned if the borrower of the securities fails
financially. However, the loans will be made only to organizations deemed by the
Portfolio's  management  to be of good standing and when, in the judgment of the
Portfolio's  management,  the consideration  which can be earned from securities
loans of this type justifies the attendant  risk.  Distributions  by the Fund of
any income realized by the Portfolio from securities  loans will be taxable.  If
the management of the Portfolio decides to make securities loans, it is intended
that the value of the securities  loaned would not exceed 30% of the Portfolio's
total assets.

FUTURES AND OPTIONS  TRANSACTIONS.  To hedge against  changes in interest rates,
the  Portfolio  may purchase and sell various  kinds of futures  contracts,  and
purchase and write call and put options on futures contracts.  The Portfolio may
also enter into  closing  purchase  and sale  transactions  with respect to such
contracts  and  options.  The  futures  contracts  may be based on various  debt
securities (such as U.S.  Government  securities),  securities indices and other
financial  instruments  and indices.  The  Portfolio  will engage in futures and
related options  transactions  for bona fide hedging or non-hedging  purposes as
defined  in or  permitted  by  regulations  of  the  Commodity  Futures  Trading
Commission.  The  Portfolio  will engage in such  transactions  for  non-hedging
purposes only in order to enhance total return by using a futures  position as a
lower cost substitute for a securities  position that the Portfolio is otherwise
authorized to enter into.

     The  Portfolio  may not purchase or sell  futures  contracts or purchase or
sell  related  options,  except for closing  purchase or sale  transactions,  if
immediately  thereafter  the  sum  of  the  amount  of  margin  deposits  on the
Portfolio's  outstanding positions in futures and related options and the amount
of premiums paid for outstanding positions in options on futures would exceed 5%
of the market value of the Portfolio's net assets. There are no other percentage
limitations on the Portfolio's  transactions in futures  contracts or options on
futures; except that at least 80% of the Portfolio's net assets will be invested
in Massachusetts  tax-exempt  obligations.  These transactions involve brokerage
costs, require margin deposits and, in the case of futures contracts and options
requiring  the  Portfolio  to  purchase  securities,  require the  Portfolio  to
segregate liquid high grade debt securities in an amount equal to the underlying
value of such contracts and options. In addition,  while transactions in futures
contracts and options on futures may reduce  certain  risks,  such  transactions
themselves  involve (1)  liquidity  risk that  contractual  positions  cannot be
easily  closed out in the event of market  changes,  (2)  correlation  risk that
changes in the value of hedging positions may not match the market  fluctuations
intended  to be  hedged  (especially  given  that  the  only  futures  contracts
currently  available to hedge  Massachusetts  obligations are futures on various
U.S. Government securities and on municipal securities indices), (3) market risk
that an incorrect  prediction by the  Investment  Adviser of interest  rates may
cause the  Portfolio  to perform less well than if such  positions  had not been
entered into,  and (4) skills  different  from those needed to select  portfolio
securities.  Distributions  by the Fund from any net income or gains realized on
the Portfolio's transactions in futures and options on futures will be taxable.

ORGANIZATION OF THE FUND AND THE PORTFOLIO

THE FUND IS A SERIES OF EATON VANCE MUNICIPALS  TRUST (THE "TRUST"),  A BUSINESS
TRUST  ESTABLISHED  UNDER  MASSACHUSETTS  LAW PURSUANT TO A DECLARATION OF TRUST
DATED  SEPTEMBER 30, 1985, AS AMENDED.  THE TRUST IS A MUTUAL FUND - AN OPEN-END
MANAGEMENT INVESTMENT COMPANY. The Trustees of the Trust are responsible for the
overall  management and  supervision  of its affairs.  The Fund has one class of
shares of beneficial interest,  an unlimited number of which may be issued. Each
share represents an equal  proportionate  beneficial  interest in the Fund. When
issued and outstanding,  the shares are fully paid and nonassessable by the Fund
and redeemable as described under "How to Redeem Fund Shares."  Shareholders are
entitled  to one vote for each full share held.  Fractional  shares may be voted
proportionately.  Shares have no preemptive or conversion  rights and are freely
transferable.  Upon liquidation of the Fund,  shareholders are entitled to share
pro  rate  in  the  net  assets  of  the  Fund  available  for  distribution  to
shareholders.

     THE  PORTFOLIO  IS  ORGANIZED AS A TRUST UNDER THE LAWS OF THE STATE OF NEW
YORK AND IS TREATED AS A PARTNERSHIP FOR FEDERAL TAX PURPOSES. The Portfolio, as
well as the  Trust,  intends to comply  with all  applicable  Federal  and state
securities laws. The Portfolio's Declaration of Trust provides that the Fund and
other  entities  permitted  to invest in the  Portfolio  (e.g.,  other U.S.  and
foreign investment  companies,  and common and commingled trust funds) will each
be liable for all  obligations of the Portfolio.  However,  the risk of the Fund
incurring   financial   loss  on  account  of  such   liability  is  limited  to
circumstances in which both inadequate insurance exists and the Portfolio itself
is  unable  to meet its  obligations.  Accordingly,  the  Trustees  of the Trust
believe that neither the Fund nor its shareholders will be adversely affected by
reason of the Fund investing in the Portfolio.

SPECIAL INFORMATION ON THE FUND/PORTFOLIO  INVESTMENT STRUCTURE.  An investor in
the Fund  should be aware that the Fund,  unlike  mutual  funds  which  directly
acquire and manage  their own  portfolios  of  securities,  seeks to achieve its
investment  objective by investing  its assets in an interest in the  Portfolio,
which is a separate investment company with an identical  investment  objective.
Therefore,  the Fund's  interest in the  securities  owned by the  Portfolio  is
indirect. In addition to selling an interest to the Fund, the Portfolio may sell
interests to other affiliated and  non-affiliated  mutual funds or institutional
investors.  Such  investors  will invest in the  Portfolio on the same terms and
conditions  and will pay a  proportionate  share  of the  Portfolio's  expenses.
However, the other investors investing in the Portfolio are not required to sell
their shares at the same public  offering price as the Fund due to variations in
sales commissions and other operating expenses. Therefore, investors in the Fund
should be aware that these  differences  may  result in  differences  in returns
experienced  by investors in the different  funds that invest in the  Portfolio.
Such  differences  in returns are also present in other mutual fund  structures,
including funds that have multiple classes of shares. For information  regarding
the investment objective,  policies and restrictions of the Portfolio,  see "The
Fund's  Investment  Objective" and "How the Fund and the Portfolio  Invest their
Assets".  Further information regarding investment practices may be found in the
Statement of Additional Information.

     The Trustees of the Trust have considered the advantages and  disadvantages
of investing the assets of the Fund in the Portfolio,  as will as the advantages
and  disadvantages  of the  two-tier  format.  The  Trustees  believe  that  the
structure  offers  opportunities  for  substantial  growth in the  assets of the
Portfolio,  and affords the  potential  for  economies of scale for the Fund, at
least when the assets of the Portfolio exceed $500 million.

     The Fund may withdraw (completely redeem) all its assets from the Portfolio
at any time if the Board of Trustees of the Trust  determines  that it is in the
best  interest  of  the  Fund  to  do  so.  The  investment  objective  and  the
nonfundamental  investment policies of the Fund and the Portfolio may be changed
by the Trustees of the Trust and the Portfolio without obtaining the approval of
the shareholders of the Fund or the investors in the Portfolio.  Any such change
of the  investment  objective  will be preceded by thirty days  advance  written
notice to the shareholders of the Fund or the investors in the Portfolio, as the
case  may be.  In the  event  the  Fund  withdraws  all of its  assets  from the
Portfolio,  or the Board of Trustees of the Trust determines that the investment
objective of the Portfolio is no longer consistent with the investment objective
of the Fund, such Trustees would consider what action might be taken,  including
investing  all the assets of the Fund in  another  pooled  investment  entity or
retaining an investment  adviser to manage the Fund's assets in accordance  with
its investment objective. The Fund's investment performance may be affected by a
withdrawal of all its assets from the Portfolio.

     Information  regarding  other  pooled  investment  entities  or funds which
invest in the Portfolio may be obtained by contacting Eaton Vance  Distributors,
Inc. (the "Principal Underwriter" or "EVD"), 24 Federal Street, Boston, MA 02110
(617)  482-8260.  Smaller  funds  investing  in the  Portfolio  may be adversely
affected by the actions of larger funds investing in the Portfolio. For example,
if a large fund withdraws from the Portfolio, the remaining funds may experience
higher  pro  rata  operating   expenses,   thereby   producing   lower  returns.
Additionally,  the  Portfolio  may become less  diverse,  resulting in increased
portfolio  risk, and experience  decreasing  economies of scale.  However,  this
possibility exists as well for historically structured funds which have large or
institutional investors.

     Until  recently,  the  Administrator  sponsored  and  advised  historically
structured funds. Funds which invest all their assets in interests in a separate
investment  company are a relatively new development in the mutual fund industry
and,  therefore,  the  Fund  may  be  subject  to  additional  regulations  than
historically structured funds.

     The Declaration of Trust of the Portfolio  provides that the Portfolio will
terminate  120 days  after  the  complete  withdrawal  of the Fund or any  other
investor in the Portfolio,  unless either the remaining investors,  by unanimous
vote at a meeting  of such  investors,  or a  majority  of the  Trustees  of the
Portfolio,  by  written  instrument  consented  to by all  investors,  agree  to
continue the  business of the  Portfolio.  This  provision  is  consistent  with
treatment of the Portfolio as a partnership for Federal income tax purposes. See
"Distributions  and  Taxes" for  further  information.  Whenever  the Fund as an
investor in the  Portfolio  is requested  to vote on matters  pertaining  to the
Portfolio (other than the termination of the Portfolio's business,  which may be
determined by the Trustees of the Portfolio without investor approval), the Fund
will hold a meeting  of Fund  shareholders  and will  vote its  interest  in the
Portfolio for or against such matters  proportionately  to the  instructions  to
vote for or against such matters received from Fund shareholders. The Fund shall
vote shares for which it receives no voting  instructions in the same proportion
as the shares for which it receives voting instructions.  Other investors in the
Portfolio may alone or collectively  acquire  sufficient voting interests in the
Portfolio to control matters  relating to the operation of the Portfolio,  which
may require the Fund to withdraw its  investment  in the Portfolio or take other
appropriate action. Any such withdrawal could result in a distribution "in kind"
of portfolio  securities (as opposed to a cash distribution from the Portfolio).
If securities  are  distributed,  the Fund could incur  brokerage,  tax or other
charges in converting the securities to cash. In addition,  the  distribution in
kind may result in a less  diversified  portfolio  of  investments  or adversely
affect the  liquidity of the Fund.  Notwithstanding  the above,  there are other
means for meeting shareholder redemption requests, such as borrowing.

     The  Trustees  of the  Trust,  including  a majority  of the  noninterested
Trustees,  have approved written procedures designed to identify and address any
potential  conflicts of interest  arising from the fact that the Trustees of the
Trust and the Trustees of the Portfolio are the same.  Such  procedures  require
each Board to take action to resolve any  conflict of interest  between the Fund
and the Portfolio,  and it is possible that the creation of separate  boards may
be considered.  For further information  concerning the Trustees and officers of
the Trust and the Portfolio, see the Statement of Additional Information.

MANAGEMENT OF THE FUND AND THE PORTFOLIO

THE PORTFOLIO  ENGAGES BOSTON  MANAGEMENT AND RESEARCH  ("BMR"),  A WHOLLY-OWNED
SUBSIDIARY OF EATON VANCE MANAGEMENT ("EATON VANCE"), AS ITS INVESTMENT ADVISER.
EATON VANCE,  ITS  AFFILIATES AND ITS  PREDECESSOR  COMPANIES HAVE BEEN MANAGING
ASSETS OF  INDIVIDUALS  AND  INSTITUTIONS  SINCE  1924 AND  MANAGING  INVESTMENT
COMPANIES SINCE 1931.

     Acting  under  the  general  supervision  of the Board of  Trustees  of the
Portfolio,  BMR manages  the  Portfolio's  investments  and  affairs.  Under its
investment  advisory  agreement  with the  Portfolio,  BMR  receives  a  monthly
advisory fee equal to the aggregate of:

     (a)  a daily asset based fee  computed  by applying  the annual  asset rate
          applicable  to that  portion  of the total  daily  net  assets in each
          Category as indicated below, plus

     (b)  a daily  income  based fee  computed by applying the daily income rate
          applicable  to that  portion of the total  daily gross  income  (which
          portion  shall bear the same  relationship  to the total  daily  gross
          income on such day as that  portion  of the total  daily net assets in
          the same Category  bears to the total daily net assets on such day) in
          each Category as indicated below:

<TABLE>
<CAPTION>
                                                                      ANNUAL           DAILY
                                                                       ASSET           INCOME
CATEGORY                   DAILY NET ASSETS                            RATE              RATE
- --------                   ----------------                            -----           ------ 
<C>                     <C>                                            <C>              <C>  
1                 up to $20 million                                    0.100%           1.00%
2                 $20 million but less than $40 million                0.200%           2.00%
3                 $40 million but less than $500 million               0.300%           3.00%
4                 $500 million but less than $1 billion                0.275%           2.75%
5                 $1 billion but less than $1.5 billion                0.250%           2.50%
6                 $1.5 billion but less than $2 billion                0.225%           2.25%
7                 $2 billion but less than $3 billion                  0.200%           2.00%
8                 $3 billion and over                                  0.175%           1.75%
</TABLE>


     As at September 30, 1994, the Portfolio had net assets of $308,539,780. For
the fiscal year ended  September 30, 1994,  the Portfolio paid BMR advisory fees
equivalent to 0.46% of the Portfolio's average daily net assets.

     BMR  also  furnishes  for the use of the  Portfolio  office  space  and all
necessary  office   facilities,   equipment  and  personnel  for  servicing  the
investments  of the Portfolio.  The Portfolio is responsible  for the payment of
all expenses  other than those  expressly  stated to be payable by BMR under the
investment advisory agreement.

     Robert B.  MacIntosh  has acted as the  portfolio  manager of the Portfolio
since it commenced operations.  Mr. MacIntosh has been a Vice President of Eaton
Vance since 1991 and of BMR since 1992.  Prior to joining Eaton Vance,  he was a
portfolio manager at Fidelity Management & Research Company (1986-1991).

     Municipal obligations,  including Massachusetts  obligations,  are normally
traded on a net basis  (without  commission)  through  broker-dealers  and banks
acting  for  their  own  account.   Such  firms  attempt  to  profit  from  such
transactions by buying at the bid price and selling at the higher asked price of
the market,  and the  difference is  customarily  referred to as the spread.  In
selecting  firms which will  execute  portfolio  transactions,  BMR judges their
professional  ability and quality of service and uses its best efforts to obtain
execution at prices which are  advantageous  to the  Portfolio and at reasonably
competitive spreads.  Subject to the foregoing, BMR may consider sales of shares
of other investment companies sponsored by BMR or Eaton Vance as a factor in the
selection of firms to execute portfolio transactions.

     BMR OR EATON VANCE ACTS AS INVESTMENT  ADVISER TO INVESTMENT  COMPANIES AND
VARIOUS  INDIVIDUAL AND  INSTITUTIONAL  CLIENTS WITH ASSETS UNDER  MANAGEMENT OF
APPROXIMATELY  $15 BILLION.  Eaton Vance is a  wholly-owned  subsidiary of Eaton
Vance Corp., a publicly-held  holding  company.  Eaton Vance Corp.,  through its
subsidiaries  and  affiliates,  engages in investment  management  and marketing
activities,  fiduciary and banking services, oil and gas operations, real estate
investment,  consulting  and  management,  and  development  of precious  metals
properties.

     The  Trust  has  retained  the  services  of  Eaton  Vance  to  act  as its
Administrator.  The Trust has not retained the services of an investment adviser
since  the  Trust  seeks to  achieve  the  investment  objective  of the Fund by
investing its assets in the Portfolio.  As  Administrator,  Eaton Vance provides
the  Fund  with  general   office   facilities   and   supervises   the  overall
administration of the Fund. For these services Eaton Vance currently receives no
compensation.  The  Trustees  of the  Trust may  determine,  in the  future,  to
compensate Eaton Vance for such services.

VALUING FUND SHARES
- --------------------------------------------------------------------------------

THE FUND  VALUES ITS SHARES  ONCE ON EACH DAY THE NEW YORK STOCK  EXCHANGE  (THE
"EXCHANGE")  IS OPEN FOR  TRADING,  as of the close of  regular  trading  on the
Exchange  (normally  4:00 p.m.  New York  time).  The Fund's net asset value per
share is determined by its custodian,  Investors  Bank & Trust Company  ("IBT"),
(as agent for the Fund) in the manner  authorized  by the Trustees of the Trust.
Net asset value is computed by dividing  the value of the Fund's  total  assets,
less its  liabilities,  by the number of shares  outstanding.  Because  the Fund
invests  substantially  all of its assets in an interest in the  Portfolio,  the
Fund's net asset value will reflect the value of its  interest in the  Portfolio
(which,  in turn,  reflects the underlying  value of the Portfolio's  assets and
liabilities).

     Orders must be received by the Principal  Underwriter prior to the close of
the Principal  Underwriter's  business day to receive that day's net asset value
per Fund share.

     The  Portfolio's  net  asset  value is also  determined  as of the close of
regular  trading  on the  Exchange  by IBT  (as  custodian  and  agent  for  the
Portfolio),  based on  market  or fair  value in the  manner  authorized  by the
Trustees of the Portfolio.  Massachusetts obligations will normally be valued on
the basis of valuations  furnished by a pricing service. For further information
regarding the valuation of the Portfolio's  assets,  see  "Determination  of Net
Asset Value" in the Statement of Additional Information.  Eaton Vance Corp. owns
77.3% of the outstanding stock of IBT, the Fund's and the Portfolio's custodian.

HOW TO BUY FUND SHARES
- --------------------------------------------------------------------------------

The Trustees of the Trust have  determined that shares of the Fund shall only be
available  to  employees  of Eaton Vance Corp.  (and its  affiliates,  including
subsidiaries),  clients of Eaton  Vance  Corp.  (and its  affiliates,  including
subsidiaries) and certain institutional investors.

     Investors may purchase shares of the Fund without a sales charge at the net
asset value per share of the Fund next determined after an order is effective as
described under "Other Purchase  Procedures" below. An initial investment in the
Fund must be at least $1,000.  Once an account has been established the investor
may send  investment  of $50 or more at any time.  The  $1,000  minimum  initial
investment is waived for Bank Draft Investing accounts, which may be established
with an investment of $50 or more. See "Eaton Vance Shareholder  Services".  The
Fund may suspend the  offering of shares at any time and may refuse an order for
the purchase of shares.

PURCHASES BY WIRE:  Investors may purchase  shares by  requesting  their bank to
transmit immediately available funds (Federal funds) by wire to: ABA #011001438,
Federal  Reserve Bank of Boston,  A/C Investors  Bank & Trust  Company,  Further
Credit Massachusetts Municipal Bond Portfolio,  A/C #[Insert your account number
- - see below].

     Upon making an initial  investment  by wire,  you must first  telephone the
Order  Department  of the Fund  (800-225-6265,  extension  3) to  advise of your
action  and to be  assigned  an  account  number.  If you  neglect  to make  the
telephone  call,  it may not be  possible  to process  your order  promptly.  In
addition,  the Account Application form which accompanies this Prospectus should
be promptly forwarded to The Shareholder  Services Group, Inc., BOS725, P.O. Box
1559, Boston, MA 02104.

     Additional  investments  may be made at any time through the wire procedure
described  above.  The Fund  Order  Department  must be  immediately  advised by
telephone (800-225-6265, extension 3) of each transmission of funds by wire.

     Purchases received by wire by 4:00 P.M. on any business day are invested at
the net asset value determined at 4:00 P.M. the same day.

PURCHASES BY MAIL: For an initial purchase by mail, the Account Application form
which accompanies this Prospectus should be completed,  signed and mailed with a
check,  Federal Reserve Draft, or other  negotiable bank draft,  drawn on a U.S.
bank and payable in U.S. dollars,  to the order of Massachusetts  Municipal Bond
Portfolio to: The  Shareholder  Services  Group,  Inc.,  BOS725,  P.O. Box 1559,
Boston, MA 02104.

     Additional  purchases  may be made at any time by mailing a check,  Federal
Reserve Draft, or other negotiable bank draft,  drawn on a U.S. bank and payable
in U.S. dollars,  to the order of Massachusetts  Municipal Bond Portfolio at the
above address.  The account to which the  subsequent  purchase is to be credited
should be identified as to the name(s) of the registered owner(s) and by account
number.

PURCHASES  IN EXCHANGE  FOR  SECURITIES:  IBT,  as escrow  agent,  will  receive
securities  acceptable to Eaton Vance,  as  Administrator,  in exchange for Fund
shares  at their net asset  value as  determined  above.  The  minimum  value of
securities  or securities  and cash  accepted for deposit is $5,000.  Securities
accepted  will be sold by IBT as agent for the account of their owner on the day
of their receipt by IBT or as soon  thereafter  as possible.  The number of Fund
shares to be issued in exchange for  securities  will be the aggregate  proceeds
from the sale of such securities,  divided by the applicable net asset value per
Fund  share  on the day  such  proceeds  are  received.  Eaton  Vance  will  use
reasonable  efforts to obtain the current  market price for such  securities but
does not  guarantee  the best  available  price.  Eaton  Vance  will  absorb any
transaction costs, such as commissions, on the sale of the securities.

     Securities determined to be acceptable should be transferred via book entry
or physically delivered, in proper form for transfer,  together with a completed
and signed Letter of Transmittal in approved form, as follows:

         IN THE CASE OF BOOK ENTRY:
             Deliver through Depository Trust Co.
             Broker #2212
             Investors Bank & Trust Company
             For A/C Massachusetts Municipal Bond Portfolio

         IN THE CASE OF PHYSICAL DELIVERY:
             Investors Bank & Trust Company
             Attention:  Massachusetts Municipal Bond Portfolio
             Physical Securities Processing Settlement Area
             89 South Street
             Boston, MA 02111

     Investors who are contemplating an exchange of securities for shares of the
Fund, or their representatives,  are advised to contact Eaton Vance to determine
whether the securities are acceptable  before forwarding such securities to IBT.
Eaton Vance reserves the right to reject any securities.  Exchanging  securities
for Fund shares may create a taxable gain or loss.  Each investor should consult
his or her tax adviser with respect to the particular  Federal,  state and local
tax consequences of exchanging securities for Fund shares.

OTHER PURCHASE PROCEDURES: The Fund intends at all times to be as fully invested
as is feasible in order to maximize its earnings.  Accordingly,  purchase orders
will be executed at the net asset value next  determined  after their receipt by
the Fund only if the Fund has received  payment in cash or in Federal funds.  If
remitted in other than the foregoing manner,  such as by money order or personal
check,  purchase  orders  will be  executed  as of the close of  business on the
second  Boston  business  day after  receipt.  Information  on how to  procure a
Federal Reserve Draft or to transmit  Federal funds by wire is available at your
bank. The bank may charge for these services.

HOW TO REDEEM FUND SHARES
- --------------------------------------------------------------------------------

A SHAREHOLDER MAY REDEEM FUND SHARES BY DELIVERING TO THE  SHAREHOLDER  SERVICES
GROUP, INC.,  BOS725,  P.O. BOX 1559, BOSTON,  MASSACHUSETTS  02104,  during its
business hours a written  request for  redemption in good order,  plus any share
certificates  with executed stock powers.  The redemption price will be based on
the net asset  value per share of the Fund next  computed  after such  delivery.
Good order  means that all  relevant  documents  must be  endorsed by the record
owner(s)  exactly as the  shares are  registered  and the  signature(s)  must be
guaranteed by a member of either the  Securities  Transfer  Association's  STAMP
program or the New York Stock Exchange's Medallion Signature Program, or certain
banks,  savings  and  loan  institutions,  credit  unions,  securities  dealers,
securities exchanges,  clearing agencies and registered securities  associations
as required by a  regulation  of the  Securities  and  Exchange  Commission  and
acceptable to The Shareholder  Services Group, Inc. In addition,  in some cases,
good order may require the  furnishing  of  additional  documents  such as where
shares are registered in the name of a corporation, partnership or fiduciary.

     Within seven days after  receipt of a  redemption  request in good order by
The Shareholder Services Group, Inc., the Fund will make payment in cash for the
net asset value of the shares as of the date  determined  above,  reduced by the
amount of any Federal  income tax  required to be  withheld.  Although  the Fund
normally expects to make payment in cash for redeemed shares, the Trust, subject
to compliance  with  applicable  regulations,  has reserved the right to pay the
redemption  price of shares of the  Fund,  either  totally  or  partially,  by a
distribution in kind of readily marketable securities withdrawn by the Fund from
the Portfolio.  The securities so  distributed  would be valued  pursuant to the
Portfolio's  valuation  procedures.  If a shareholder received a distribution in
kind, the  shareholder  could incur brokerage or other charges in converting the
securities to cash.

REDEMPTIONS BY WIRE:  Shareholders  who have given  authorization in advance may
request that  redemption  proceeds of $1,000 or more be wired  directly to their
bank  account.  This request may generally be made by letter or telephone to the
Fund Order  Department  at  800-225-6265,  extension  3.  However,  shareholders
holding  certificates  for shares in the Fund must return such  certificates  in
properly  endorsed form  requesting  redemption  prior to being eligible to have
redemption  proceeds wired directly to their bank account. To use this service a
shareholder  must  designate  his bank and bank  account  number on the  Account
Application form used to open an account. The bank designated may be any bank in
the United States.

     Redemption  requests  received  will  be  processed  at 4:00  P.M.  and the
redemption  proceeds will be wired on the next business day. The shareholder may
be required  to pay any costs of such  transaction;  however,  no such costs are
currently  charged.  The Fund will limit this  method of paying  redemptions  to
shares  purchased with cash,  Federal Reserve Draft, by wire with Federal funds,
or by other means when payment for shares  purchased has been assured.  The Fund
reserves the right at any time to suspend or  terminate  the  expedited  payment
procedure;  however,  the Fund would provide  reasonable  advance  notice (in no
event  less  than 30  days)  of its  intention  to  suspend  or  terminate  this
procedure.  The Fund will process redemption  instructions received by telephone
if the  shareholder  has authorized  telephone  redemptions  when completing the
Account Application form. However, the Fund will not process redemption requests
by telephone if share  certificates have been issued to such  shareholders.  The
responsibility  for the  authenticity  of  redemption  instructions  received by
telephone  is  discussed  under  "Eaton  Vance  Shareholder  Services - Exchange
Privilege".

REDEMPTIONS BY CHECK:  To sell shares by writing a check,  shareholders  holding
shares for which  certificates  have not been  issued may  appoint  Boston  Safe
Deposit and Trust  Company  ("Boston  Safe")  their agent and may request on the
Account  Application  form that Boston Safe provide  them with special  forms of
checks drawn on Boston Safe. These checks may be made payable by the shareholder
to the  order of any  person  in any  amount  of $500 or  more.  When a check is
presented to Boston Safe for payment,  the number of full and fractional  shares
required  to  cover  the  amount  of  the  check  will  be  redeemed   from  the
shareholder's  account by Boston Safe as the shareholder's  agent.  Through this
procedure the shareholder will continue to be entitled to distributions  paid on
shares up to the time the check is presented to Boston Safe for payment.  If the
amount  of the  check is  greater  than  the  value  of the  shares  held in the
shareholder's  account for which the Fund has collected payment,  the check will
be returned and the shareholder may be subject to extra charges.

     The  shareholder  will be required to execute  signature  cards and will be
subject to Boston Safe's rules and regulations governing such checking accounts.
There is no  charge  to  shareholders  for this  service.  This  service  may be
terminated or suspended at any time by the Fund or Boston Safe.

     If  shares  were  recently  purchased,   the  proceeds  of  redemption  (or
repurchase) will not be sent until the check (including a certified or cashier's
check)  received  for the  shares  purchased  has  cleared.  Payment  for shares
tendered for redemption may be delayed up to 15 days from the purchase date when
the purchase check has not yet cleared. Redemptions or repurchases may result in
a taxable gain or loss.

     Due to the high cost of maintaining  small accounts,  the Fund reserves the
right to redeem Fund accounts with balances of less than $1,000. Prior to such a
redemption,  shareholders  will be  given  60  days  written  notice  to make an
additional  purchase.  Thus, an investor making an initial  investment of $1,000
would  not be able to  redeem  shares  without  being  subject  to this  policy.
However,  no such  redemption  would be required if the cause of the low account
balance was a reduction in the net asset value of Fund shares.

REPORTS TO SHAREHOLDERS
- --------------------------------------------------------------------------------

THE FUND WILL ISSUE TO ITS SHAREHOLDERS SEMI-ANNUAL REPORTS CONTAINING FINANCIAL
STATEMENTS.  Financial  statements included in annual reports are audited by the
Fund's independent  certified public accountants.  Shortly after the end of each
year,  the Fund will furnish all  shareholders  with  information  necessary for
preparing Federal and state tax returns.

THE LIFETIME INVESTING ACCOUNT/DISTRIBUTION OPTIONS
- --------------------------------------------------------------------------------

AFTER AN INVESTOR MAKES AN INITIAL PURCHASE OF FUND SHARES,  THE FUND'S TRANSFER
AGENT, THE SHAREHOLDER  SERVICES GROUP,  INC., WILL SET UP A LIFETIME  INVESTING
ACCOUNT  FOR THE  INVESTOR  ON THE FUND'S  RECORDS.  This  account is a complete
record of all transactions  between the investor and the Fund which at all times
shows the balance of shares  owned.  The Fund will not issue share  certificates
except upon request.

     At least quarterly,  shareholders will receive a statement showing complete
details of any  transaction  and the current share  balance in the account.  THE
LIFETIME  INVESTING  ACCOUNT  ALSO  PERMITS  A  SHAREHOLDER  TO MAKE  ADDITIONAL
INVESTMENTS  BY  SENDING  A CHECK  FOR $50 OR MORE to The  Shareholder  Services
Group, Inc.

     Any questions concerning a shareholder's  account or services available may
also  be  directed  by  telephone  to  EATON  VANCE   SHAREHOLDER   SERVICES  at
800-225-6265,  extension  2, or in writing to The  Shareholder  Services  Group,
Inc.,  BOS725,  P.O. Box 1559,  Boston, MA 02104 (please provide the name of the
shareholder, the Fund and the account number).

     THE  FOLLOWING  DISTRIBUTION  OPTIONS  WILL BE  AVAILABLE  TO ALL  LIFETIME
INVESTING  ACCOUNTS and may be changed as often as desired by written  notice to
the Fund's dividend  disbursing  agent,  The Shareholder  Services Group,  Inc.,
BOS725,  P.O. Box 1559,  Boston,  MA 02104. The currently  effective option will
appear on each account statement.

     Share Option - Dividends and capital gains will be reinvested in additional
shares.

     Income Option - Dividends  will be paid in cash,  and capital gains will be
reinvested in additional shares.

     Cash Option - Dividends and capital gains will be paid in cash.

     The  Share  Option  will be  assigned  if no  other  option  is  specified.
Distributions,  including those  reinvested,  will be reduced by any withholding
required under the Federal income tax laws.

     If the Income  Option or Cash  Option has been  selected,  dividend  and/or
capital gains distribution checks which are returned by the United States Postal
Service as not  deliverable or which remain uncashed for six months or more will
be reinvested  in the account at the then current net asset value.  Furthermore,
the  distribution  option on the account  will be  automatically  changed to the
Share Option until such time as the shareholder selects a different option.

     DISTRIBUTION INVESTMENT OPTION. In addition to the distribution options set
forth above, dividends and/or capital gains may be invested in additional shares
of another Eaton Vance fund. Before selecting this option, a shareholder  should
obtain a prospectus  of the other Eaton Vance fund and  consider its  objectives
and policies carefully.

EATON VANCE SHAREHOLDER SERVICES
- --------------------------------------------------------------------------------

THE FUND OFFERS THE FOLLOWING  SERVICES,  WHICH ARE VOLUNTARY,  INVOLVE NO EXTRA
CHARGE,  AND MAY BE CHANGED OR  DISCONTINUED  WITHOUT  PENALTY AT ANY TIME. Full
information on each of the services  described below and an  application,  where
required,   are  available   from  the  Principal   Underwriter.   The  cost  of
administering  such services for the benefit of shareholders  who participate in
them is borne by the Fund as an expense to all shareholders.

INVEST-BY-MAIL  - FOR  PERIODIC  SHARE  ACCUMULATION:  Once the  $1,000  minimum
investment has been made, checks of $50 or more payable to the order of the Fund
may be mailed directly to The Shareholder Services Group, Inc., BOS725, P.O. Box
1559,  Boston,  MA 02104 at any time - whether or not dividends are  reinvested.
The  name of the  shareholder  and the  account  number  should  accompany  each
investment.

BANK DRAFT INVESTING - FOR REGULAR SHARE  ACCUMULATION:  Cash investments of $50
or more may be made through the  shareholder's  checking  account via bank draft
each month or quarter.  The $1,000 minimum initial  investment and small account
redemption policy are waived for these accounts.

WITHDRAWAL  PLAN: A shareholder may draw on  shareholdings  systematically  with
monthly or quarterly checks in an amount specified by the shareholder. A minimum
deposit of $5,000 in shares is required.

EXCHANGE  PRIVILEGE:  You may currently  exchange your Fund shares for shares of
any of the following funds at their respective net asset value per share:  Eaton
Vance Cash  Management  Fund,  Eaton Vance  Income  Fund of Boston,  Eaton Vance
Municipal  Bond  Fund  L.P.,  Eaton  Vance  Tax Free  Reserves,  EV  Traditional
Government  Obligations  Fund,  EV  Traditional  Greater  China Growth Fund,  EV
Traditional  Greater India Fund,  EV  Traditional  Growth Fund,  EV  Traditional
Investors Fund, EV Traditional  Special Equities fund, EV Traditional Stock Fund
and EV Traditional  Total Return Fund. These offers are available only in states
where shares of the fund being acquired may be legally sold.

         Each  exchange  must involve  shares which have a net asset value of at
least  $1,000.  The exchange  privilege may be changed or  discontinued  without
penalty.  Shareholders  will be  given  sixty  (60)  days  notice  prior  to any
termination or material amendment of the exchange  privilege.  The Fund does not
permit  the  exchange  to be used for  "Market  Timing"  and may  terminate  the
exchange  privilege  for  any  shareholder  account  engaged  in  Market  Timing
activity.  Any shareholder account for which more than two round-trip  exchanges
are made within any twelve  month  period will be deemed to be engaged in Market
Timing.  Furthermore,  a group of  unrelated  accounts for which  exchanges  are
entered  contemporaneously by a financial  intermediary will be considered to be
engaged in Market Timing.

     The Shareholder Services Group, Inc. makes exchanges at the next determined
net asset value after  receiving an exchange  request in good order (see "How to
Redeem  Fund  Shares").   Consult  The  Shareholder  Services  Group,  Inc.  for
additional  information  concerning  the exchange  privilege.  Applications  and
prospectuses  of the other funds are available from your financial  service firm
or the  Principal  Underwriter.  The  prospectus  for each  fund  describes  its
investment objectives and policies,  and shareholders should obtain a prospectus
and consider  these  objectives  and policies  carefully  before  requesting  an
exchange.

     Shares of  certain  other  open-end  funds for which  Eaton  Vance  acts as
investment  adviser or  administrator  may be exchanged for Fund shares at their
respective  net asset  value per  share,  but  subject  to any  restrictions  or
qualifications set forth in the current prospectus of any such fund.

     Telephone  exchanges are accepted by The Shareholder  Services Group, Inc.,
provided the investor has not disclaimed in writing the use of the privilege. To
effect such exchanges, call The Shareholder Services Group, Inc. at 800-262-1122
or, within Massachusetts 617-573-9403,  Monday through Friday, 9:00 a.m. to 4:00
p.m.  (Eastern  Standard Time).  Shares  acquired by telephone  exchange must be
registered  in the same  name(s) and with the same  address as the shares  being
exchanged.  Neither the Fund,  the  Principal  Underwriter  nor The  Shareholder
Services  Group,  Inc.  will be  responsible  for the  authenticity  of exchange
instructions  received by  telephone,  provided  that  reasonable  procedures to
confirm that instructions communicated are genuine have been followed. Telephone
instructions  will be tape  recorded.  In times of  drastic  economic  or market
changes,  a telephone  exchange may be difficult to  implement.  An exchange may
result in a taxable gain or loss.

DISTRIBUTIONS AND TAXES
- --------------------------------------------------------------------------------

SUBSTANTIALLY  ALL  OF THE  INVESTMENT  INCOME  ALLOCATED  TO  THE  FUND  BY THE
PORTFOLIO, LESS THE FUND'S DIRECT AND ALLOCATED EXPENSES, WILL BE DECLARED DAILY
AS A DISTRIBUTION  TO FUND  SHAREHOLDERS  OF RECORD AT THE TIME OF  DECLARATION.
Such  distributions,  whether taken in cash or reinvested in additional  shares,
will  ordinarily be paid on the fifteenth day of each month or the next business
day  thereafter.   The  Fund  anticipates  that  for  tax  purposes  the  entire
distribution,  whether taken in cash or  reinvested in additional  shares of the
Fund, will constitute  tax-exempt  income to shareholders for Federal income tax
purposes,  except for the  proportionate  part of the  distribution  that may be
considered  taxable  income if the Fund has taxable  income  during the calendar
year. Shareholders  reinvesting the monthly distribution should treat the amount
of the  entire  distribution  as the tax  cost  basis of the  additional  shares
acquired  by reason of such  reinvestment.  Daily  distribution  crediting  will
commence  on the day that  collected  funds for the  purchase of Fund shares are
available at the transfer  agent.  Shareholders  of the Fund will receive timely
Federal  income tax  information  as to the  tax-exempt or taxable status of all
distributions made by the Fund during the calendar year. The Fund's net realized
capital gains,  if any,  consist of the net realized  capital gains allocated to
the Fund by the  Portfolio  for tax  purposes,  after  taking  into  account any
available  capital loss  carryovers;  the Fund's net realized  capital gains, if
any, will be distributed at least once a year, usually in December.

     In order to qualify as a regulated  investment  company  under the Internal
Revenue Code (the "Code"), the Fund must satisfy certain  requirements  relating
to  the  sources  of  its  income,  the  distribution  of its  income,  and  the
diversification of its assets. In satisfying these  requirements,  the Fund will
treat itself as owning its proportionate share of each of the Portfolio's assets
and as entitled to the income of the Portfolio properly attribute to such share.

     As a regulated  investment  company  under the Code,  the Fund does not pay
Federal income or excise taxes to the extent that it distributes to shareholders
its net investment  income and net realized capital gains in accordance with the
timing  requirements  imposed by the Code. As a partnership  under the Code, the
Portfolio also does not pay Federal income or excise taxes.

     Distributions of interest on certain municipal obligations constitute a tax
preference  item under the  alternative  minimum tax  provisions  applicable  to
individuals  and  corporations  (see page 5).  Distributions  of taxable  income
(including  a portion of any  original  issue  discount  with respect to certain
stripped  municipal  obligations  and stripped  coupons and accretion of certain
market   discount)  and  net  short-term   capital  gains  will  be  taxable  to
shareholders as ordinary income.  Distributions  of long-term  capital gains are
taxable to shareholders  as such for Federal income tax purposes,  regardless of
the length of time Fund shares have been owned by the shareholder. Distributions
are taxed in the manner  described  above  whether paid in cash or reinvested in
additional shares of the Fund.

     Tax-exempt  distributions  received from the Fund are includable in the tax
base for determining  the taxability of social security and railroad  retirement
benefits.

     Interest on indebtedness incurred or continued by a shareholder to purchase
or carry shares of the Fund is not deductible to the extent it is deemed related
to the Fund's distribution of tax-exempt interest.  Further, entities or persons
who are  "substantial  users" (or  persons  related to  "substantial  users") of
facilities  financed by industrial  development or private activity bonds should
consult their tax advisers before  purchasing  shares of the Fund.  "Substantial
user" is defined in  applicable  Treasury  regulations  to include a "non-exempt
person" who  regularly  uses in trade or business a part of a facility  financed
from  the  proceeds  of  industrial   development  bonds  and  would  likely  be
interpreted  to  include  private  activity  bonds  issued  to  finance  similar
facilities.

MASSACHUSETTS  TAXES.  The Portfolio has received a letter ruling (the "Ruling")
from the  Department  of Revenue of The  Commonwealth  of  Massachusetts  to the
effect  that  it will be  classified  as a  partnership  for  Massachusetts  tax
purposes.  The Ruling provides that,  consequently,  interest income received by
the  Portfolio  on  (1)  debt   obligations   issued  by  The   Commonwealth  of
Massachusetts   or   its   political   subdivisions,   including   agencies   or
instrumentalities thereof ("Massachusetts Obligations"),  (2) the Governments of
Puerto  Rico,   Guam,  or  the  United  States  Virgin   Islands   ("Possessions
Obligations"),  or (3) the United States ("United States  Obligations")  will be
treated as if  realized  directly  by  investors  in the  Portfolio.  The Ruling
concludes  that,  provided  that an investor  in the  Portfolio  qualifies  as a
regulated investment company ("RIC") under the Code and satisfies certain notice
requirements  of  Massachusetts  law, (1) dividends  paid by such a RIC that are
treated as tax-exempt interest under the Code and that are directly attributable
to interest on Massachusetts Obligations (including the RIC's allocable share of
interest earned by the Portfolio on such  obligations) and (2) dividends paid by
such a RIC that are directly attributable to interest on Possessions Obligations
or United States  Obligations  (including the RIC's  allocable share of interest
earned by the  Portfolio on such  obligations)  will,  in each case, be excluded
from Massachusetts gross income.  Because the Fund intends to continue to invest
in the Portfolio, qualify for treatment as a RIC under the Code, and satisfy the
applicable notice requirements,  the Fund's distributions to its shareholders of
its  allocable  share  of  the  interest  received  by  the  Portfolio  that  is
attributable to  Massachusetts  Obligations,  Possessions  Obligations or United
States  Obligations  should  consequently be excluded from  Massachusetts  gross
income for  individuals,  estates and trusts  that are subject to  Massachusetts
taxation. The Fund has also been advised by its legal counsel that distributions
properly designated as capital gain dividends under the Code and attributable to
gains realized by the Portfolio and allocated to the Fund on the sale of certain
Massachusetts   tax-exempt   obligations   issued   pursuant  to  statutes  that
specifically  exempt such gains from Massachusetts  taxation will also be exempt
from  Massachusetts  personal  income  tax.  Other  distributions  from the Fund
included  in a  shareholder's  Federal  gross  income,  including  distributions
derived from net long-term capital gains not described in the preceding sentence
and net short-term  capital gains,  are generally not exempt from  Massachusetts
personal income tax.

     Beginning  in 1996,  long-term  capital  gains will  generally  be taxed in
Massachusetts  on a  sliding  scale at  rates  ranging  from 5% to 0%,  with the
applicable tax rate declining as the tax holding period of the asset  (beginning
on the later of  January  1, 1995 or the date of actual  acquisition)  increases
from  more  than  one  year  to  more  than  six  years.  It is not  clear  what
Massachusetts  tax rate will be applicable to capital gain dividends for taxable
years beginning after 1995.

     Distributions from the Fund will be included in net income, and in the case
of intangible property corporations,  shares of the Fund will be included in net
worth for purposes of determining the  Massachusetts  excise tax on corporations
subject to Massachusetts taxation.

     Shareholders  should  consult  their own tax  advisers  with respect to the
state, local and foreign tax consequences of investing in the Fund.

PERFORMANCE INFORMATION
- --------------------------------------------------------------------------------

FROM TIME TO TIME,  THE FUND MAY ADVERTISE ITS YIELD AND/OR AVERAGE ANNUAL TOTAL
RETURN.  The current  yield for the Fund will be  calculated by dividing the net
investment  income  per  share  during a recent  30-day  period  by the  maximum
offering  price per share (net  asset  value) of the Fund on the last day of the
period and  annualizing  the resulting  figure.  A  taxable-equivalent  yield is
computed by using the tax-exempt  yield figure and dividing by one minus the tax
rate.  The Fund's  average  annual total return is  determined  by computing the
average  annual  percentage  change in value of $1,000  invested  at the maximum
public  offering  price (net asset value) for specified  periods ending with the
most recent calendar quarter,  assuming  reinvestment of all distributions.  The
total return calculation  assumes a complete  redemption of the investment.  The
Fund may also publish  annual and  cumulative  total return figures from time to
time.

     The Fund may also  publish  its  distribution  rate  and/or  its  effective
distribution rate. The Fund's distribution rate is computed by dividing the most
recent monthly  distribution per share annualized by the current net asset value
per share.  The Fund's effective  distribution  rate is computed by dividing the
distribution  rate by the  ratio  used to  annualize  the  most  recent  monthly
distribution  and reinvesting the resulting  amount for a full year on the basis
of such  ratio.  The  effective  distribution  rate  will  be  higher  than  the
distribution rate because of the compounding effect of the assumed reinvestment.
The  Fund's  yield  is  calculated  using a  standardized  formula,  the  income
component  of  which  is  computed  from  the  yields  to  maturity  of all debt
obligations  held  by the  Portfolio  based  on  prescribed  methods  (with  all
purchases  and sales of  securities  during such  period  included in the income
calculation on a settlement date basis),  whereas the distribution rate is based
on the Fund's last monthly  distribution.  The monthly  distribution tends to be
relatively  stable  and may be more or less than the  amount  of net  investment
income and short-term capital gain actually earned by the Fund during the month.

     Investors  should  note  that  the  investment  results  of the  Fund  will
fluctuate over time, and any  presentation  of the Fund's current yield or total
return for any prior period should not be considered a representation of what an
investment  may earn or what an  investor's  yield or total return may be in any
future period.  If the expenses of the Fund are paid by Eaton Vance,  the Fund's
performance will be higher.
<PAGE>


INVESTMENT ADVISER OF                                MASSACHUSETTS MUNICIPAL
MASSACHUSETTS TAX FREE PORTFOLIO
Boston Management and Research                       BOND PORTFOLIO
24 Federal Street
Boston, MA 02110

ADMINISTRATOR OF MASSACHUSETTS
MUNICIPAL BOND PORTFOLIO
Eaton Vance Management
24 Federal Street
Boston, MA 02110

PRINCIPAL UNDERWRITER
Eaton Vance Distributors, Inc.
24 Federal Street
Boston, MA 02110
(800) 225-6265

CUSTODIAN                                            PROSPECTUS
Investors Bank & Trust Company
24 Federal Street                                    FEBRUARY 1, 1995
Boston, MA 02110

TRANSFER AGENT
The Shareholder Services Group, Inc.
BOS725
P.O. Box 1559
Boston, MA 02104
(800) 262-1122

AUDITORS
Deloitte & Touche LLP
125 Summer Street
Boston, MA 02110

MASSACHUSETTS MUNICIPAL BOND PORTFOLIO
24 FEDERAL STREET
BOSTON, MA 02110

     


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