MERRILL LYNCH MASSACHUSETTS MUNICIPAL BOND FUND OF
MERRILL LYNCH MULTI-STATE MUNICIPAL SERIES TRUST
SUPPLEMENT DATED SEPTEMBER 25, 1997 TO THE
STATEMENT OF ADDITIONAL INFORMATION DATED OCTOBER 29, 1996
The name and biography of the portfolio manager of the Fund, which is
listed under "Management of the Trust -- Trustees and Officers," is revised
as follows:
THEODORE R. JAECKEL, JR. (38) -- Vice President and Portfolio Manager
(1)(2) -- Director of MLAM since 1997 and Vice President thereof from 1991 to
1997.
Code #16149-1096ALL