Van Kampen Investment Grade Fund

As of January 27, 2006, Van Kampen Investment Grade Municipal Trust was acquired by Invesco Municipal Trust. It operated as a closed-end management investment company. It invests at least 80% of its total assets in tax-exempt municipal securities rated investment grade. Van Kampen Investment Advisory Corp. provides investment advice and facilities to the trust. The trust is required to distribute substantially all of its taxable income to its shareholders. Therefore, no provision for federal income taxes is required. The trust had its inception in 1989. It is headquartered in New York City, New York.