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Rule 497(j)
Reg. No. 33-49975
Pursuant to Rule 497(j) promulgated under the Securities Act of
1933, the Registrant, Dean Witter Select Government Trust, U.S.
Treasury Series 7 hereby certifies as follows:
1) the form of prospectus that would have been filed under
paragraph (b) of Rule 497 does not differ from that con-
tained in the most recent amendment to the registration
statement, and
2) the text of the said amendment to the registration state-
ment has been filed electronically.
DEAN WITTER SELECT GOVERNMENT
TRUST
U.S. TREASURY SERIES 7
(Registrant)
By: Dean Witter Reynolds Inc.
Michael D. Browne
Michael D. Browne
Authorized Signatory
Securities and Exchange Commission
450 Fifth Street, N.W.
Washington, D. C. 20549