Company: NMZ
Filing Date: 2025-11-18
Form Type: N-14 8C/A
Source: 0001999371-25-018025
Chunk: 233

Company: NUVEEN MUNICIPAL HIGH INCOME OPPORTUNITY FUND
Filing Date: 2025-11-18
Form: N-14 8C/A
Chunk 233
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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 | NXJ 34776 | xxxxxxxx |

| PO Box 43131              
 Providence, RI 02940-3131 | EVERY VOTE IS IMPORTANT |                                         |
|                           |                         | SCAN                                    
 The QR code or visit                    
 www.proxy-direct.com                    
 to vote your shares                     |
|                           |                         | LIVE AGENT                              
 Call 1-866-585-5258 with any questions. 
 Specialists can assist with voting.     
 Available Monday-Friday                 
 from 9 a.m. – 11 p.m. and               
 Saturday 12 p.m. – 6 p.m. ET            |
|                           |                         | CALL                                    
 1-800-337-3503                          
 Follow the recorded instructions        
 available 24 hours                      |
|                           |                         | MAIL                                    
 Vote, sign and Mail in the              
 enclosed Business Reply Envelope        |
|                           |                         | VOTE IN PERSON                          
 Attend Shareholder Meeting              
 333 West Wacker Dr.                     
 Chicago, IL, 60606 on January 16, 2026  |

COMMON SHARES

THIS PROXY IS BEING SOLICITED BY THE BOARD OF TRUSTEES.
The undersigned shareholder(s) of Nuveen Pennsylvania Quality Municipal Income Fund (a “Target Fund”), revoking previous proxies,
hereby appoints John M. McCann, Kevin J. McCarthy and Mark L. Winget, or any one of them as true and lawful attorneys with power of substitution
of each, to vote all shares of Nuveen Pennsylvania Quality Municipal Income Fund that the undersigned is entitled to vote at the Annual
Meeting of Shareholders to be held on January 16, 2026, at [●] p.m., Central time, at the offices of Nuveen, LLC, 333 West Wacker
Drive, Chicago, Illinois 60606, and at any adjournment or postponement thereof as indicated on the reverse side. In their discretion,
the proxy holders named above are authorized to vote upon such other matters as may properly come before the meeting or any adjournment
or postponement thereof.

Receipt of the Notice of the Annual Meeting of Shareholders and the accompanying