File No. 811-2537
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
__________
AMENDMENT NO. 3
to
FORM N-8B-2
__________
REGISTRATION STATEMENT OF UNIT INVESTMENT TRUST
Pursuant to Section 8(b) of the
Investment Company Act of 1940
__________
DEFINED ASSET FUNDS,
MUNICIPAL INCOME FUND - INSURED DISCOUNT SERIES 1
and subsequent or similar series thereof
(Name of Unit Investment Trust)
Not the issuer of periodic payment plan certificates.
I. ORGANIZATION AND GENERAL INFORMATION
1. (a) Furnish name of the trust and the Internal
Revenue Service Employer Identification Number.
(According to security designation or otherwise,
if the trust does not have or does not transact
business under any other designation.)
Defined Asset Funds, Municipal Income Fund - Insured Discount
Series - 1 and subsequent and similar series
(formerly Defined Asset Funds -
Municipal Income Fund, Insured Discount
Series - 1 and subsequent or similar series offered
prior to December 30, 1991)
For subsequent or similar Series thereof, title as indicated on
the cover of Form S-6 for such Series.
Reference to the Internal Revenue Service
Employer Identification Number is inapplicable.
(b) Furnish title of each class or series of
securities issued by the trust.
CERTIFICATE OF BENEFICIAL INTEREST
DEFINED ASSET FUNDS,
MUNICIPAL INCOME FUND - INSURED DISCOUNT SERIES 1
(A UNIT INVESTMENT TRUST)*
2. Furnish name and principal business address and ZIP
Code and the Internal Revenue Service Employer
Identification Number of each depositor of the trust.
For subsequent or similar Series to the Series indicated in Item 1,
the names of Sponsor is as indicated on the cover of Form S-6
for such Series, and Sponsors' Internal Revenue Service Employer
Identification Number is as indicated on page II-1 of the Registration
Statement on such Form S-6.
Merrill Lynch, Pierce, Fenner &
Smith Incorporated
P.O. Box 9051
Princeton, New Jersey 08543-9051
Internal Revenue Service Employer
Identification Number: 13-5674085
Smith Barney Inc.
Unit Trust Department
Two World Trade Center - 101st Floor
New York, New York 10048
Prudential Securities Incorporated
One Seaport Plaza
199 Water Street
New York, New York 10292
Dean Witter Reynolds Inc.
Two World Trade Center
New York, New York 10048
PaineWebber Incorporated
1200 Harbor Boulevard
Weehawken, New Jersey 07087
3. Furnish name and principal business address and ZIP
Code and the Internal Revenue Service Employer
Identification Number of each custodian or trustee
of the trust indicating for which class or series of
securities each custodian or trustee
is acting.
The name of the custodian or trustee
for subsequent or similiar Series to the Series indicated in Item 1,
shall be as indicated on the rear cover
of the Prospectus for such
Series and the Trustee's or Custodian's Internal Revenue Service
Employer Identification Number shall be as indicated on page II-1 of the
Registration Statement on Form S-6 relating to such Series.
Trustee:
The Bank of New York
Unit Investment Trust Department
P.O. Box 974
Wall Street Station
New York, NY 10268-0974
Internal Revenue Service Employer
Identification Number: 13-4941102
is the trustee of the trust acting for the series of securities
mentioned in the answer to Item 1(b) herein.
4. Furnish name and principal business address and ZIP
Code and the Internal Revenue Service Employer Identification
Number of each principal underwriter currently
distributing securities of the trust.
No securities are currently being distributed.
7. Furnish in chronological order the following
information with respect to each change of name of the trust
since January 1, 1930. If the name has never been
changed, so state.
______________________________________________________
Former Name Approximate Date of Change
______________________________________________________
The Municipal Income Fund, October, 1974
First Discount Bond
Series and subsequent Series
The Municipal Income Fund, December 10, 1974
First Insured Discount
Series and subsequent Series
Defined Asset Funds - December 29, 1991
Municipal Income Fund,
Insured Discount Series - 1
and subsequent or similar series
SIGNATURES
Pursuant to the requirements of the Investment
Company Act of 1940, the Depositor of the registrant has caused this
registration statement to be duly signed on behalf of the registrant by the
undersigned thereunto duly authorized in the City of Plainsboro
and State of New Jersey on the 6th day of July, 1994.
Signatures Appear on Following Page.
DEFINED ASSET FUNDS,
MUNICIPAL INCOME FUND - INSURED DISCOUNT SERIES 1
(A Unit Investment Trust)
and subsequent or similar series thereof
Signature ______________________________________________
(Name of Registrant)
MERRILL LYNCH, PIERCE, FENNER & SMITH INCORPORATED
SMITH BARNEY INC.
PRUDENTIAL SECURITIES INC.
DEAN WITTER REYNOLDS INC.
By PAINEWEBBER INCORPORATED
(Name of Depositors)
/s/Ernest Fabio
(Name of Officer of Depositor)
Vice President
(Title)
