POWER OF ATTORNEY

The undersigned on his or her own behalf and on behalf of his or her estate,
heirs and assigns hereby constitutes and appoints, Thomas H. Connors, Susan A.
Pereira and Brian E. Langenfeld 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
California Municipal Fund, MFS Charter Income Trust, MFS Government Markets
Income Trust, MFS High Income Municipal Trust, MFS High Yield Municipal Trust,
MFS Intermediate High Income Fund, MFS Intermediate Income Trust, MFS
Investment Grade Municipal 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 (or his or her estate,
heirs and assigns) 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 6th day
of March, 2017.

/s/ Heidi Hardin
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Heidi Hardin