<DOCUMENT>
<TYPE>EX-99
<SEQUENCE>2
<FILENAME>poaobrien.txt
<DESCRIPTION>POWER OF ATTORNEY
<TEXT>
                                POWER OF ATTORNEY



     The  undersigned  hereby  constitutes  and appoints  Christopher R. Bohane,
James R. Bordewick,  Jr.,  Jeffrey N. Carp,  James F. DesMarais and Stephanie A.
Molinari,  and each of them singly, as true and lawful attorneys with full power
to them and each of them,  to  execute,  on  behalf of the  undersigned,  in the
capacity listed below, any and all statements or reports under Section 16 of the
Securities  Exchange Act of 1934,  as amended,  with  respect to the  beneficial
ownership of  reportable  securities  issued by MFS Charter  Income  Trust,  MFS
Government Markets Income Trust, MFS Intermediate  Income Trust, MFS Multimarket
Income Trust,  MFS Municipal Income Trust and MFS Special Value Trust including,
without  limitation,  all initial statements of beneficial  ownership on Form 3,
all  statements  of changes  of  beneficial  ownership  on Form 4 and all annual
statements  of beneficial  ownership on Form 5, and any and all other  documents
that may be required,  from time to time,  to be filed with the  Securities  and
Exchange  Commission,  to execute any and all  amendments or  supplements to any
such statements or forms, and to file the same, with all exhibits  thereto,  and
other  documents  in  connection  therewith,  with the  Securities  and Exchange
Commission,  granting to said  attorney,  full power and  authority to do so and
perform each and every act and thing  requisite  and necessary to be done in and
about the  premises,  as fully to all  intents and  purposes as the  undersigned
might or could do in  person,  hereby  ratifying  and  confirming  all that said
attorneys or any of them may lawfully do or cause to be done by virtue hereof.

     IN WITNESS  WHEREOF,  the  undersigned has set his or her hand on this 17th
day of May, 2004.




WILLIAM K. O'BRIEN
William K. O'Brien
MFS Director



</TEXT>
</DOCUMENT>
