January 2, 1997
Securities and Exchange Commission
Judiciary Plaza
450 Fifth Street, NW
Washington, DC 20549
Re: Dreyfus Institutional Short Term Treasury Fund
Registration Statement File No. 33-50379
CIK No. 912492
Dear Sir/Madam:
Pursuant to Rule 497(j) under the Securities Act of 1933,
this is to certify that the form of Prospectus and Statement of
Additional Information that would have been filed under paragraph
(b) or (c) of this section does not differ from that contained in
the most recent amendment to the Fund's Registration Statement,
electronically filed with the Securities and Exchange Commission
on December 24, 1996.
Very truly yours,
Carol A. Covelli
The Dreyfus Corporation
CAC\
cc: Ernst & Young LLP
Stroock & Stroock & Lavan
