August 28, 1998
Securities and Exchange Commission
450 Fifth Street, N.W.
Washington, D.C. 20549-1004
Attn: Filing Desk - Stop 1-4
Re: Insured Municipals Income Trust, 143rd Insured Multi-Series
File No. 33-63476 CIK #896190
Ladies/Gentlemen:
In accordance with the provisions of Rule 497(j) of Regulation C under the
Securities Act of 1933 (the "Securities Act") this letter serves to certify that
the most recent amendment to the subject Registration Statement on Form S-6 for
the above captioned Trust does not differ from that which would have been filed
pursuant to Rule 497(b) of the Securities Act. The most recent amendment to the
Registration Statement was filed electronically with the commission on August
25, 1998.
Very truly yours,
Van Kampen Funds Inc.
