[VAN KAMPEN FUNDS INC. LOGO]

                            1 Parkview Plaza o P.O. Box 5555 o Oakbrook Terrace,
NEWS RELEASE                             Illinois 60181-5555 o www.vankampen.com
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FOR IMMEDIATE RELEASE

FOR MORE INFORMATION CONTACT:
Chad Peterson
212/762-9612

                        VAN KAMPEN MUNICIPAL INCOME TRUST
                                       AND
                VAN KAMPEN TRUST FOR INVESTMENT GRADE MUNICIPALS
                       ANNOUNCE APPROVAL OF REORGANIZATION

         CHICAGO (September 23, 2005) -- Van Kampen Asset Management announced
today that the shareholders of Van Kampen Municipal Income Trust (NYSE/CHX: VMT)
approved the reorganization of VMT into Van Kampen Trust for Investment Grade
Municipals (NYSE/CHX: VGM) at a special meeting of shareholders held on
September 23, 2005. In the reorganization, shareholders of VMT will receive
newly issued shares of VGM. The transaction is currently expected to close on or
about October 7, 2005, subject to the satisfaction of certain conditions.

         Van Kampen Asset Management is a subsidiary of Van Kampen Investments
Inc. ("Van Kampen"). Van Kampen is one of the nation's largest investment
management companies, with more than $103 billion in assets under management or
supervision, as of August 31, 2005. With roots in money management dating back
to 1927, Van Kampen has helped more than four generations of investors work
toward their financial goals. Van Kampen is a wholly owned subsidiary of Morgan
Stanley (NYSE: MWD). For more information, visit Van Kampen's web site at
www.vankampen.com.

         The foregoing does not constitute an offer of any securities for sale.
The joint proxy statement/prospectus relating to the proposed reorganization
contains important information and shareholders are urged to read it. Free
copies of the joint proxy statement/prospectus are available by calling Van
Kampen's Client Relations Department at (800) 341-2929 or on the SEC's web site
at www.sec.gov.

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Copyright(C)2005 Van Kampen Funds Inc.  All rights reserved.  Member NASD/SIPC.