MERRILL LYNCH MUNICIPAL SERIES TRUST

MUNICIPAL INTERMEDIATE TERM FUND

FILE # 811-4802

ATTACHMENT 77O

TRADE DATE	DESCRIPTION OF SECURITY	ISSUE SIZE	AMOUNT PURCHASED	MEMBER OF UNDERWRITING SYNDICATE FROM WHOM FUND PURCHASED
11/01/2002	NY city GO 5.5% 08/01/12	643,405,000	3,250,000	Bear Stearns
11/07/2002	CA ST. Dept Wtr Res Power Supply 5.5 % 05/01/13	6,313,500,000	10,000,000	Chase/JP Morgan
11/22/2002	NY URB Dev 5.25% 01/01/11	804,000,000	7,500,000	Bear Stearns
02/27/2003	New York City 5%-2025 / 5.375% 3/1/14	650,000,000	3,000,000	Smith Barney
03/31/2003	New York Dorm Authority City University 5 1/4% 7/1/13	594,555,000	1,500,000	Salomon Smith
04/17/2003	State of Connecticut G.O. 5% 4/15/13	370,385,000	3,250,000	Morgan Stanley
04/25/2003	State of Cal, Various Purpose Gen. Obligation Bonds 5.25% 2/1/14	1,850,000,000	1,000,000	Banc One Capital Market