Exhibit EX-99.906CERT

    Certification Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002
       (Subsections (a) and (b) of Section 1350, Chapter 63 of Title 18,
                              United States Code)


In connection with the attached report of Insured Municipal Income Fund Inc.
(the "Registrant") on Form N-CSR (the "Report"), each of the undersigned
officers of the Registrant does hereby certify that, to the best of such
officer's knowledge:

     1)   the Report fully complies with the requirements of Section 13(a) or
          15(d), as applicable, of the Securities Exchange Act of 1934, as
          amended;

     2)   the information contained in the Report fairly presents, in all
          material respects, the financial condition and results of operations
          of the Registrant as of, and for, the periods presented in the Report.


Dated:  DECEMBER 8, 2003

By:      /s/ Joseph A. Varnas
         ---------------------
         Joseph A. Varnas
         President


Dated:   DECEMBER 8, 2003

By:      /s/ Paul H. Schubert
         ---------------------
         Paul H. Schubert
         Treasurer

This certification is being furnished solely pursuant to 18 U.S.C. ss. 1350 and
is not being filed as part of the Report or as a separate disclosure document.