DREYFUS INSTITUTIONAL MONEY MARKET FUND
200 PARK AVENUE
NEW YORK, NY 10166
Securities and Exchange Commission
Judiciary Plaza
450 Fifth Street, NW
Washington, DC 20549
DREYFUS INSTITUTIONAL MONEY MARKET FUND - MONEY MARKET SERIES
24f-2 Notice - Registration Statement No. 2-67061 - CIK #0000315783
Gentlemen:
On April 8, 1980, the Registration Statement of Dreyfus Institutional
Money Market Fund - Money Market Series was declared effective by the SEC.
The Amendment represented the Fund's election to register an indefinite number
of shares and this Notice, filed pursuant to Rule 24f-2, is for the fiscal
year ended December 31, 1993.
The following information is furnished:
(a) Shares registered under Securities Act
of 1933 other than pursuant to Rule 24f(2)
which remained unsold on January 1, 1993: 976,941,711
(b) Shares registered during fiscal year
other than pursuant to Section 24(f)
Post-Effective Amendment No. 22 effective 5/10/93: 28,870,313
--------------
Total of (a) and (b) 1,005,812,024
===============
SHARES DOLLAR AMOUNT
(c) Total number of shares sold during
fiscal year ended 12/31/93 subject
to registration under Rule 24f-2: 5,849,191,027 $5,849,191,027
(d) Less shares redeemed during
fiscal year ended 12/31/93: 5,826,609,515 5,826,609,515
-------------- ---------------
Net Sales During Year [(c) - (d)]: 22,581,512 $ 22,581,512
=============== ================
Less shares registered other than pur-
suant to Section 24(f) [(a) + (b)] 1,005,812,024 $1,005,812,024
--------------- ----------------
Unsold balance of registered shares ( 983,230,512) ($ 983,230,512)
=============== ===============
-2-
CALCULATION OF FEE
Since the shares registered exceed the net shares sold, no registration
fee is required. An opinion of counsel is enclosed.
Very truly yours,
DCM/ems
Daniel C. Maclean,
cc: Mr. J. deMichaelis, SEC Secretary
Ms. R. McLaughlin, E&Y
Mr. S. Rosenberg, BONY
