Company: CIF
Filing Date: 2025-08-22
Form Type: DEF 14A
Source: 0001741773-25-002969
Chunk: 2

Company: MFS INTERMEDIATE HIGH INCOME FUND
Filing Date: 2025-08-22
Form: DEF 14A
Chunk 2
---
) thereof.

This notice and the related proxy materials are being mailed to Shareholders on or about August 22, 2025.

### THE
TRUSTEES OF YOUR TRUST RECOMMEND THAT YOU VOTE IN

#### FAVOR OF ITEM 1.
**It is anticipated that
each Trust will hold its Meeting simultaneously with each other Trust. Shareholders of each Trust will
vote separately on each item.

Only a Trust’s shareholders of record as of the close of
business on July 31, 2025, will be entitled to receive notice of and to vote at that Trust’s Meeting
or any adjournment(s) or postponement(s) thereof.

By order of the Board
of Trustees,

CHRISTOPHER R. BOHANE

Assistant Secretary and Assistant Clerk

August 22, 2025

YOUR VOTE IS IMPORTANT. WE WOULD APPRECIATE YOU PROMPTLY VOTING,
SIGNING AND RETURNING THE ENCLOSED PROXY SO THAT IT IS RECEIVED BY THE DATE OF THE MEETING OR RECORDING
YOUR VOTING INSTRUCTIONS BY TELEPHONE OR VIA THE INTERNET BY 10:00 A.M., EASTERN TIME, ON THE DATE OF
THE MEETING, WHICH WILL HELP AVOID THE ADDITIONAL EXPENSE OF A SECOND SOLICITATION FOR EACH TRUST. THE
ENCLOSED ADDRESSED ENVELOPE REQUIRES NO POSTAGE AND IS PROVIDED FOR YOUR CONVENIENCE.**

<div align='center'>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

Proxy Statement</div>

This
Proxy Statement is furnished in connection with the solicitation of proxies by and on behalf of the Board
of Trustees of 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, and M