Company: CIF
Filing Date: 2025-08-22
Form Type: DEF 14A
Source: 0001741773-25-002969
Chunk: 39

Company: MFS INTERMEDIATE HIGH INCOME FUND
Filing Date: 2025-08-22
Form: DEF 14A
Chunk 39
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26_040225

| xxxxxxxxxxxxxx | code |

| EVERY                           
 SHAREHOLDER’S VOTE IS IMPORTANT |

<div align='center'>**Important
Notice Regarding the Availability of Proxy Materials for the MFS

Shareholders
Meeting to be held on October 2, 2025.

The Proxy Statement for this
meeting is available at https://www.proxy-direct.com/mfs-34526**</div>

#### PLEASE
SIGN, DATE AND RETURN YOUR

### PROXY CARD TODAY

#### Please
detach at perforation before mailing.

| TO VOTE MARK BLOCKS BELOW                      
 IN BLUE OR BLACK INK AS SHOWN IN THIS EXAMPLE: | X |

| A | Proposal | YOUR BOARD OF TRUSTEES RECOMMENDS A VOTE “FOR” 
 THE ELECTION OF ALL NOMINEES.                  |

1a. (i) Election of Trustees.

|                                   |                         |                |     | FOR 
 ALL |     | WITHHOLD 
 ALL      |     | FOR        
 ALL EXCEPT |
| 01.  Maureen                      
 R. Goldfarb04.  Laurie J. Thomsen | 02.  Maryanne L. Roepke | 03.            
 Paula E. Smith |     |     |     |          |     |            |

To withhold authority to vote for any individual, mark the
box “FOR ALL EXCEPT” and write

the nominee’s
number on the line provided below.

________________________________________________________________________________________

2.To transact such other business as may properly come before the Meeting and any adjournment(s) or

postponement(s) thereof.

| B | Authorized Signatures ─ This section must be                
 completed for your vote to be counted.─ Sign and Date Below |

**Note: Please sign exactly as your name(s) appear(s) on this proxy card, and date it. When shares are held jointly, each holder should sign. When signing as attorney, executor, administrator, trustee, officer of corporation or other entity or in another representative capacity, please give the full title under the signature.**

| Date                                   
 (mm/dd/yyyy) ─ Please print date below |     | Signature 1 ─ Please keep signature within the box |     | Signature                                
 2 ─ Please keep signature within the box |
| /                                      
 /                                      |     |                                                    |     |                                          |

|                | Scanner  
 bar code |            |          |
| xxxxxxxxxxxxxx |          | CIF1 34526 | xxx