INSURED MUNICIPALS INCOME TRUST & IN QU TAX EX TR MUL SE 302, 485BPOS, EX-99.1.1, 2000-09-25

INSURED MUNICIPALS INCOME TRUST & IN QU TAX EX TR MUL SE 302
485BPOS, EX-99.1.1, 2000-09-25

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               Consent of Independent Certified Public Accountants

         We have issued our report dated July 14, 2000 accompanying the
financial statements of Insured Municipals Income Trust and Invetors' Quality
Tax-Exempt Trust, Multi-Series 302 as of May 31, 2000, and for the period then
ended, contained in this Post-Effective Amendment No. 2 to Form S-6.

         We consent to the use of the aforementioned report in the
Post-Effective Amendment and to the use of our name as it appears under the
caption "Auditors".

                                                              Grant Thornton LLP


Chicago, Illinois
September 25, 2000