UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant [X] Filed by a Party other than the Registrant [ ] Check the appropriate box: [ ] Preliminary Proxy Statement. [ ] CONFIDENTIAL, FOR USE OF THE COMMISSION ONLY (AS PERMITTED BY RULE 14a-6(e)(2)). [ ] Definitive Proxy Statement. [X] Definitive Additional Materials. [ ] Soliciting Material Pursuant to Section 240.14a-12 VAN KAMPEN TRUST FOR INVESTMENT GRADE MUNICIPALS -------------------------------------------------------------------------------- (Name of Registrant as Specified In Its Charter) -------------------------------------------------------------------------------- (Name of Person(s) Filing Proxy Statement, if other than the Registrant) Payment of Filing Fee (check the appropriate box): [X] No fee required. 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SEC 1913 (02-02) [VAN KAMPEN INVESTMENTS LOGO] June 23, 2005 The joint special meeting of shareholders (the "Meeting") of Van Kampen XXXXX and Van Kampen XXXXX (each, a "Fund") was held on June 22, 2005 and has been adjourned to July 22, 2005 to allow additional time to secure the remaining votes needed to approve the proposals as outlined in the Notice of Special Meeting previously mailed to you. The adjourned meeting will be held at XX:XX a.m. on July 22, 2005 at the offices of Van Kampen Investments Inc., 1 Parkview Plaza, Oakbrook Terrace, Illinois. YOUR VOTE IS IMPORTANT AND YOUR PARTICIPATION IN THE AFFAIRS OF YOUR FUND DOES MAKE A DIFFERENCE. IF THE SHARES REMAIN UNVOTED, COMPUTERSHARE FUND SERVICES, A PROXY SOLICITOR RETAINED BY VAN KAMPEN, MAY CONTACT YOU BY TELEPHONE TO OBTAIN YOUR VOTE. The purpose of the Meeting is to seek shareholder approval for the reorganization of Van Kampen XXXXX into Van Kampen XXXXX (the "Reorganization") and the issuance of additional common shares of Van Kampen XXXXXXX in connection with the Reorganization. After careful consideration, the Board of Trustees of each Fund has determined the Reorganization and the issuance of additional common shares will benefit the shareholders of each Fund and recommend that you cast your vote "FOR" the proposed Reorganization and the issuance of additional common shares, as applicable. Please join many of your fellow shareholders and cast your vote. To cast your vote, simply complete the enclosed proxy card and return it in the postage paid envelope provided. As a matter of convenience, you may cast your vote via the Internet or by telephone. Instructions for casting your vote via the Internet or telephone are printed on the enclosed proxy ballot. Additionally, the required control number for either of these methods is printed on the proxy card. If you choose to cast your vote via the Internet or telephone, there is no need to mail the card. If you have any questions, please do not hesitate to contact the Van Kampen Client Relations Department at 1-800-341-2929. We appreciate your careful and prompt consideration of this matter. Sincerely, Van Kampen XXXXX Van Kampen XXXXX VK XXXXX Reg [VAN KAMPEN INVESTMENTS LOGO] June 23, 2005 The joint special meeting of shareholders (the "Meeting") of Van Kampen XXXXXX and Van Kampen XXXXXX (each, a "Fund") was held on June 22, 2005 and has been adjourned to July 22, 2005 to allow additional time to secure the remaining votes needed to approve the proposals as outlined in the Notice of Special Meeting previously mailed to you. The adjourned meeting will be held at XX:XX a.m. on July 22, 2005 at the offices of Van Kampen Investments Inc., 1 Parkview Plaza, Oakbrook Terrace, Illinois. YOUR VOTE IS IMPORTANT AND YOUR PARTICIPATION IN THE AFFAIRS OF YOUR FUND DOES MAKE A DIFFERENCE. The purpose of the Meeting is to seek shareholder approval for the reorganization of Van Kampen XXXXXX into Van Kampen XXXXXX (the "Reorganization") and the issuance of additional common shares of Van Kampen XXXXXX in connection with the Reorganization. After careful consideration, the Board of Trustees of each Fund has determined the Reorganization and the issuance of additional common shares will benefit the shareholders of each Fund and recommend that you cast your vote "FOR" the proposed Reorganization and the issuance of additional common shares, as applicable. Please join many of your fellow shareholders and cast your vote. You may use: o MAIL - Mark your vote on the enclosed proxy card and return it in the postage paid envelope provided o INTERNET - Log on to www.proxyvote.com o TOUCHTONE TELEPHONE - Call 1-800-454-8683 to cast your vote on the automated touchtone voting NOTE: CONTROL NUMBER IS PRINTED ON YOUR ENCLOSED PROXY CARD AND IS REQUIRED FOR CASTING YOUR VOTE VIA THE INTERNET OR BY TOUCHTONE TELEPHONE 800 #. THERE IS NO NEED TO MAIL THE CARD IF VOTE IS CAST BY ONE OF THESE METHODS. If you have any questions, please do not hesitate to contact the Van Kampen Client Relations Department at 1-800-341-2929. We appreciate your careful and prompt consideration of this matter. Sincerely, Van Kampen XXXXXX Van Kampen XXXXXXX VK XXXXX ADP