Industry description
The investment seeks tax-free income.
Under normal market conditions, and as a fundamental policy, the fund invests at least 80% of its net assets (plus borrowings for investment purposes) in securities the income from which, in the opinion of counsel to the issuer of each security, is exempt from regular federal individual and, as applicable, the fund's state income tax. It will not invest in municipal securities the interest on which would be subject to the federal "alternative minimum tax" (AMT).