================================================================================ UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM N-PX ANNUAL REPORT OF PROXY VOTING RECORD OF REGISTERED MANAGEMENT INVESTMENT COMPANIES Investment Company Act file number 811-4841 -------------------------------------------------------------------------------- MFS MUNICIPAL INCOME TRUST -------------------------------------------------------------------------------- (Exact name of registrant as specified in charter) 500 Boylston Street, Boston, Massachusetts 02116 -------------------------------------------------------------------------------- (Address of principal executive offices) (Zip code) Susan S. Newton Massachusetts Financial Services Company 500 Boylston Street Boston, Massachusetts 02116 -------------------------------------------------------------------------------- (Name and address of agents for service) Registrant's telephone number, including area code: (617) 954-5000 -------------------------------------------------------------------------------- Date of fiscal year end: October 31 -------------------------------------------------------------------------------- Date of reporting period: July 1, 2010 - June 30, 2011 -------------------------------------------------------------------------------- ITEM 1. PROXY VOTING RECORD. ================================================================================ ******************************* FORM N-Px REPORT ******************************* ICA File Number: 811-04841 Reporting Period: 07/01/2010 - 06/30/2011 MFS Municipal Income Trust ========================== MFS MUNICIPAL INCOME TRUST ========================== SMURFIT-STONE CONTAINER CORPORATION Ticker: SSCC Security ID: 83272A104 Meeting Date: MAY 27, 2011 Meeting Type: Special Record Date: APR 08, 2011 # Proposal Mgt Rec Vote Cast Sponsor 1 Approve Merger Agreement For For Management 2 Adjourn Meeting For For Management -------------------------------------------------------------------------------- YONKERS N Y INDL Ticker: Security ID: 986083BG7 Meeting Date: SEP 03, 2010 Meeting Type: Written Consent Record Date: MAY 27, 2010 # Proposal Mgt Rec Vote Cast Sponsor 1 Undersigned Hereby Approves To Waive For For Management Long-term Debt Service Coverage Ratio For St. John's Riverside Hospital For Fiscal Year 2009, Consents To And Directs The Trustee To Waive Such Longterm Debt Service Coverage Ratio & To Execute First Supplemental ========== END NPX REPORT SIGNATURES 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. Registrant: MFS MUNICIPAL INCOME TRUST By (Signature and Title): MARIA F. DIORIODWYER* ------------------------------------ Maria F. DiOrioDwyer, Principal Executive Officer Date: August 12, 2011 *By (Signature and Title) /s/ Susan S. Newton ------------------------------------ Susan S. Newton, as attorney-in-fact ---------- * Executed by Susan S. Newton on behalf of Maria F. DiOrioDwyer pursuant to a Power of Attorney dated October 26, 2010. (1) (1) Incorporated by reference to MFS Series Trust XIII (File Nos. 2-74959 and 811-3327) Post-Effective Amendment No. 45 filed with the SEC via EDGAR on March 10, 2011.