VAN KAMPEN FOCUS PORTFOLIOS MUNICIPAL SERIES 319, 485BPOS, EX-99.1.1, 2000-09-25

VAN KAMPEN FOCUS PORTFOLIOS MUNICIPAL SERIES 319
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 Van Kampen Focus Portfolio, Municipal Series 319 as of
May 31, 2000, and for the period then ended, contained in this Post-Effective
Amendment No. 1 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