<SEC-DOCUMENT>0000950123-11-080137.txt : 20110825
<SEC-HEADER>0000950123-11-080137.hdr.sgml : 20110825
<ACCEPTANCE-DATETIME>20110825155507
ACCESSION NUMBER:		0000950123-11-080137
CONFORMED SUBMISSION TYPE:	N-PX
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20110630
FILED AS OF DATE:		20110825
DATE AS OF CHANGE:		20110825
EFFECTIVENESS DATE:		20110825

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			MFS INVESTMENT GRADE MUNICIPAL TRUST
		CENTRAL INDEX KEY:			0000847411
		IRS NUMBER:				043046360
		STATE OF INCORPORATION:			MA
		FISCAL YEAR END:			1130

	FILING VALUES:
		FORM TYPE:		N-PX
		SEC ACT:		1940 Act
		SEC FILE NUMBER:	811-05785
		FILM NUMBER:		111056656

	BUSINESS ADDRESS:	
		STREET 1:		500 BOYLSTON ST
		STREET 2:		20TH FL LEGAL DEPT
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02116
		BUSINESS PHONE:		6179545000

	MAIL ADDRESS:	
		STREET 1:		500 BOYLSTON ST
		STREET 2:		20TH FL LEGAL DEPT.
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02116

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	COLONIAL INVESTMENT GRADE MUNICIPAL TRUST
		DATE OF NAME CHANGE:	19920703
</SEC-HEADER>
<DOCUMENT>
<TYPE>N-PX
<SEQUENCE>1
<FILENAME>b87658a1nvpx.txt
<DESCRIPTION>MFS INVESTMENT GRADE MUNICIPAL TRUST
<TEXT>
<PAGE>

================================================================================

                                 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 811-5785

--------------------------------------------------------------------------------

                      MFS INVESTMENT GRADE MUNICIPAL 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: November 30

--------------------------------------------------------------------------------

             Date of reporting period: July 1, 2010 - June 30, 2011

--------------------------------------------------------------------------------

ITEM 1.  PROXY VOTING RECORD.

================================================================================

<PAGE>
******************************* FORM N-Px REPORT *******************************

ICA File Number: 811-05785
Reporting Period: 07/01/2010 - 06/30/2011
MFS Investment Grade Municipal Trust









===================== MFS INVESTMENT GRADE MUNICIPAL TRUST =====================

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
<PAGE>

                                   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 INVESTMENT GRADE MUNICIPAL 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.

</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
