The investment seeks to provide monthly dividends that are excluded from gross income for federal income tax purposes and are exempt from New York State and New York City personal income taxes. The fund normally invests at least 80% of assets in municipal obligations whose interest payments are excluded from gross income for federal income tax purposes and exempt from New York State and New York City personal income taxes, and not subject to the federal alternative minimum tax on individuals. It may invest up to 20% of assets in securities that pay interest subject to federal income tax.