MERRILL LYNCH RETIREMENT RESERVES MONEY FUND
Merrill Lynch Retirement Series Trust
Supplement dated December 9, 1999
to Prospectus Dated March 1, 1999
As of December 6, 1999, shares of the Fund are only offered to (i)
participants in IRA, IRRA, Roth IRA, SEP and SRA plans for which Merrill
Lynch, Pierce, Fenner & Smith Incorporated ("Merrill Lynch") acts as an
approved non-bank custodian who opened their accounts prior to December 6,
1999, (ii) participants in certain Merrill Lynch Education IRAs, (iii)
participants in Merrill Lynch Basic plans and Retirement Selector Accounts,
(iv) participants in Plans (as described in the Prospectus) whose accounts are
enrolled in certain advisory services, (v) participants in certain other
pension, profit-sharing, annuity and other qualified plans and (vi) qualified
state tuition programs under Section 529 of the Internal Revenue Code.
Code # 10093-1299ALL
