SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 NOTIFICATION OF REDEMPTION OF SECURITIES PURSUANT TO RULE 23c-2 UNDER THE INVESTMENT COMPANY ACT OF 1940 VAN KAMPEN SENIOR INCOME TRUST 522 FIFTH AVENUE, NEW YORK, NEW YORK 10036 SECURITIES ACT FILE NO. 333-111002 INVESTMENT COMPANY ACT FILE NO. 811-08743 The undersigned registered closed-end investment company hereby notifies the Securities and Exchange Commission (the "Commission") that it intends to redeem securities of which it is the issuer, as set forth below in accordance with the requirements of Rule 23c-2 under the Investment Company Act of 1940, as amended, and states that it is filing this notice with the Commission pursuant to permission granted by the Commission staff fewer than 30 days prior to the date for the redemption. (1) Title of the class of Securities to be redeemed: Auction Rate Cumulative Preferred Shares, par value of $0.01 per share, liquidation preference of $25,000 per share ("ARPS"), Series M, Series T, Series W, Series TH and Series F. (2) Date on which the securities may be called or redeemed: The ARPS will be redeemed on the dividend payment date for each series as follows: Series F on May 19, 2008, Series M on May 20, 2008, Series T on May 21, 2008, Series W on May 22, 2008 and Series TH on May 23, 2008. (3) Applicable provisions of the governing instrument pursuant to which the securities are to be redeemed: ARPS are to be redeemed in accordance with Section 3 of the Certificate of Vote of Trustees Establishing a Class of Preferred Shares, dated February 18, 2004. (4) The principal amount or number of shares and the basis upon which the securities to be redeemed are to be selected: Van Kampen Senior Income Trust intends to redeem 2,800 outstanding shares of Series M ARPS, 2,800 outstanding shares of Series T ARPS, 2,800 outstanding shares of Series W ARPS, 2,800 outstanding shares of Series TH ARPS and 2,800 outstanding shares of Series F ARPS. Please note that this notice serves only to disclose a proposed redemption of each of the ARPS series. Signature Pursuant to the requirements of Rule 23c-2, Van Kampen Senior Income Trust has duly caused this Notification of Redemption of Securities pursuant to Rule 23c-2 under the Investment Company Act of 1940 to be signed on its behalf by the undersigned thereto duly authorized in the State of New York on this 24th day of April, 2008. Van Kampen Senior Income Trust By: /s/ Lou Anne McInnis -------------------- Name: Lou Anne McInnis Title: Vice President