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<TYPE>EX-99.77C VOTES
<SEQUENCE>4
<FILENAME>c77.txt
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                                    SUB ITEM 77C

MFS High Yield  Municipal  Trust held a special  meeting of shareholders on June
22, 2007. Shareholders represented in person or by proxy voted as follows:

Proposal 1: To vote on a proposed new investment advisory agreement for the Fund
between the Fund and MFS.


                       For         Against        Abstain       Non Votes


Shares        13,939,127.0500    715,895.8041    486,708.2885    4,134,244.000


     % of Shares     72.32         3.71             2.52            21.45


     % of        50.17            2.58           1.75               14.88


Proposal  3A: To elect  trustees to the Board of Trustees of the Fund to replace
all of the current trustees of the Fund, contingent upon shareholder approval of
(1) above by the holders of common shares and preferred shares voting together.


Trustee                                For                 Withheld/Abstain


Robert E. Butler



     % of Shares Voted             96.41                                  3.59

     % of Outstanding Shares         66.89                                2.49


Lawrence H. Cohn



     % of Shares Voted                  96.48                             3.52


     % of Outstanding Shares            66.94                             2.44

David H. Gunning



     % of Shares Voted              96.48                                3.52


     % of Outstanding Shares       66.94                                2.44


William R. Gutow



     % of Shares Voted             96.67                                3.33

     % of Outstanding Shares        67.07                                2.31


Michael Hegarty



     % of Shares Voted              96.40                                3.60


     % of Outstanding Shares        66.88                                2.50

Robert J. Manning



     % of Shares Voted                96.63                                3.37


     % of Outstanding Shares         67.04                                2.34


Lawrence T. Perera



     % of Shares Voted                96.40                                3.60


     % of Outstanding Shares          66.89                                2.49


Robert C. Pozen


     % of Shares Voted                96.67                                3.33


     % of Outstanding Shares           67.07                                2.31


J. Dale Sherratt



     % of Shares Voted             96.43                                3.57


     % of Outstanding Shares         66.90                                2.48


Robert W. Uek



     % of Shares Voted               96.58                                3.42


     % of Outstanding Shares         67.01                                2.37


Proposal  3B: To elect  trustees to the Board of Trustees of the Fund to replace
all of the current trustees of the Fund, contingent upon shareholder approval of
(1) above by the holders of preferred shares voting separately.


Trustee                    For       Abstain      % of Outstanding
                                  Shares Voted



J. Atwood Ives      3,007           20                  84.08


Laurie J. Thomsen             3,007           20                  84.08



Proposal  4A: To elect  trustees  to the Board of  Trustees  of the Fund so that
those current  trustees  whose terms will expire this year will continue to hold
office until the trustees  elected  pursuant to (3) above,  take office or until
the end of those current  trustees'  stated  terms,  whichever is earlier by the
holders of common shares and preferred shares voting together.


Trustee                               For                   Withheld/Abstain



Richard W. Lowry                           18,589,378.0877         688,947.0549


     % of Shares Voted                               96.43                 3.57


     % of Outstanding Shares                         66.90                 2.48

Thomas C. Theobald



     % of Shares Voted                               96.35                 3.65


     % of Outstanding Shares                         66.85                 2.53


John J. Neuhauser


     % of Shares Voted                               96.58                 3.42

     % of Outstanding Shares                         67.01                 2.37

Proposal  4B: To elect  trustees  to the Board of  Trustees  of the Fund so that
those current  trustees  whose terms will expire this year will continue to hold
office until the trustees  elected  pursuant to (3) above,  take office or until
the end of those current  trustees'  stated  terms,  whichever is earlier by the
holders of preferred shares voting separately.

Trustee                    For       Abstain     % of
                                   Outstanding

                                  Shares Voted


Douglas A. Hacker             3,007          20             84.08

Thomas E. Stitzel             3,007          20             84.08




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