MERRILL LYNCH ARIZONA MUNICIPAL BD FD OF MLMSMST, 497, 1996-01-16

MERRILL LYNCH ARIZONA MUNICIPAL BD FD OF MLMSMST
497, 1996-01-16

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                 MERRILL LYNCH ARIZONA MUNICIPAL BOND FUND OF
               MERRILL LYNCH MULTI-STATE MUNICIPAL SERIES TRUST

                             --------------------
                     Supplement dated January 16, 1996 to
                      Prospectus dated October 20, 1995
                             --------------------

     The third  paragraph under  "Management of the  Trust --  Management and
Advisory  Arrangements",  which  provides  the  name  and  biography  of  the
portfolio manager of the Fund, is revised as follows:

Hugh T. Hurley,  III, became the Portfolio Manager  of the Fund in  1995.  He
became a  Vice President of MLAM in 1996.  He was an Assistant Vice President
thereof from  1993 to 1995.   Prior thereto,  he was a Municipal  Bond Broker
with Titus and Donnelly Municipal Bond Brokers from 1990 to 1993.




Code #13974-0196ALL