On February 27, 2024, Karpus Management Inc. delivered a letter to the Secretary of BlackRock Municipal Income Fund, Inc. to (i) nominate 2 persons, Daniel C. Robeson and Arthur Charles Regan, for election to the board of directors of the Company at the 2024 annual meeting of shareholders, and (ii) present 2 additional proposals for consideration by the Company's Shareholders, the proposals are: (1) that the Investment Advisory Agreement between the BlackRock Municipal Income Fund, Inc. and BlackRock Advisors, LLC shall be terminated and (2) that the Board promptly consider taking all steps necessary to amend any and all governing documents to provide that (i) the affirmative vote of a plurality of shares, represented in person or by proxy at any meeting at which a quorum is present, be the voting standard to elect directors in any contested election and (ii) that shareholders of the Fund shall have the right to amend or repeal the Bylaws or adopt new Bylaws at any time.