Annual Report of Proxy Voting Record for Management Investment Companies (n-px)

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM N-PX

ANNUAL REPORT OF PROXY VOTING RECORD OF REGISTERED MANAGEMENT INVESTMENT COMPANY

Investment Company Act file number: 811-08349

Name of Fund: BlackRock MuniHoldings Investment Quality Fund (MFL)¹

On April 11, 2022, BlackRock MuniHoldings Investment Quality Fund (the “Non-Surviving Fund”) was reorganized into BlackRock Municipal Income Fund, Inc. (Investment Company Act file no. 811-21348, CIK no. 0001232860) (the “Surviving Fund’). The voting record of the Non-Surviving Fund can be found in the Surviving Fund’s Form N-PX filing, which was filed on August 25, 2022.

Fund Address: 100 Bellevue Parkway, Wilmington, DE 19809

Name and address of agent for service: John Perlowski, Chief Executive Officer, BlackRock MuniHoldings Investment Quality Fund, 55 East 52^nd Street, New York City, NY 10055.

Registrant’s telephone number, including area code: (800) 882-0052, Option 4

Date of fiscal year end: 08/31

Date of reporting period: 07/01/2021 – 06/30/2022

Item 1 – Proxy Voting Record – There were no matters relating to a portfolio security considered at any shareholder meeting held during the period ended June 30, 2022 with respect to which the registrant was entitled to vote.


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ICA File Number: 811-08349                                                      
Reporting Period: 07/01/2021 - 06/30/2022                                       
BlackRock MuniHoldings Investment Quality Fund                                  
                                                                                
                                                                                
                                                                                






================ BlackRock MuniHoldings Investment Quality Fund ================

On April 11, 2022, BlackRock MuniHoldings Investment Quality Fund (Investment   
Company Act file no. 811-08349, CIK no. 0001045126) (the "Non-Surviving Fund")  
was reorganized into BlackRock Municipal Income Fund, Inc. (Investment Company  
Act file no. 811-21348, CIK no. 0001232860). The voting record of the           
Non-Surviving Fund prior to April 11, 2022 is shown below.                      

There is no proxy voting activity for the fund, as the fund did not hold any
votable positions during the reporting period.
========== END NPX REPORT

Pursuant to the requirements of the Investment Company Act of 1940, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

BlackRock MuniHoldings Investment Quality Fund