Company: NMZ
Filing Date: 2025-11-18
Form Type: N-14 8C/A
Source: 0001999371-25-018025
Chunk: 20

Company: NUVEEN MUNICIPAL HIGH INCOME OPPORTUNITY FUND
Filing Date: 2025-11-18
Form: N-14 8C/A
Chunk 20
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 (the “1934 Act”), and the Investment Company Act of 1940, as amended (the “1940 Act”), and in accordance therewith file reports and other information with the SEC. Reports, proxy statements, registration statements and other information filed by the Funds, including the Registration Statement on Form N-14 relating to the common shares of the Acquiring Fund of which this Joint Proxy Statement/Prospectus is a part, may be obtained through the EDGAR database on the SEC’s website at http://www.sec.gov. You may obtain copies of this information, with payment of a duplication fee, by electronic request at the following email address: publicinfo@sec.gov.

Reports, proxy statements and other information concerning the Funds can be inspected at the offices of the NYSE, 11 Wall Street, New York, New York 10005.

This Joint Proxy Statement/Prospectus serves as a prospectus of the Acquiring Fund in connection with the issuance of the Acquiring Fund common shares in the Mergers. In this connection, no person has been authorized to give any information or make any representation not contained in this Joint Proxy Statement/Prospectus and, if so given or made, such information or representation must not be relied upon as having been authorized. This Joint Proxy Statement/ Prospectus does not constitute an offer to sell or a solicitation of an offer to buy any securities in any jurisdiction in which, or to any person to whom, it is unlawful to make such offer or solicitation.

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JOINT PROXY STATEMENT/PROSPECTUS

[●], 2025

NUVEEN NEW JERSEY QUALITY MUNICIPAL INCOME FUND (NXJ)
NUVEEN PENNSYLVANIA QUALITY MUNICIPAL INCOME FUND (NQP)
NUVEEN MISSOURI QUALITY MUNICIPAL INCOME FUND (NOM)
AND
NUVEEN MUNICIPAL HIGH INCOME OPPORTUNITY FUND (NMZ)

TABLE OF CONTENTS</div>

| PROPOSAL NO. 1—MERGER OF EACH TARGET FUND INTO THE ACQUIRING FUND                                               |                                                                                      |  1 |
| A.                                                                                                              | SYNOPSIS                                                                             |  1 |
|                                                                                                                 | Background                                                                           
 and Reasons for the Mergers                                                          |  1 |
|                                                                                                                 | Material                                                                             
 Federal Income Tax Consequences of the