Nuveen Municipal Credit Income Fund Reports Earnings Results for the Half Year Ended April 30, 2023

Nuveen Municipal Credit Income Fund (The Fund) is a diversified closed-end management investment company. The Fund's investment objectives are to provide current income exempt from regular federal income tax and to enhance portfolio value relative to the municipal bond market by investing in tax-exempt municipal bonds. The Fund invests at least 80% of its assets in municipal securities and other related investments, the income from which is exempt from regular federal income taxes. The Fund may invest up to 20% of its managed assets in municipal securities that pay interest that is taxable under the federal alternative minimum tax. It may not enter into a futures contract or related options or forward contracts if more than 30% of its managed assets would be represented by futures contracts or more than 5% of its managed assets would be committed to initial margin deposits and premiums on futures contracts or related options. Its investment adviser is Nuveen Fund Advisors, LLC.