Company: NMZ
Filing Date: 2025-09-29
Form Type: N-14 8C
Source: 0001999371-25-014188
Chunk: 296

Company: NUVEEN MUNICIPAL HIGH INCOME OPPORTUNITY FUND
Filing Date: 2025-09-29
Form: N-14 8C
Chunk 296
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 quality. Indicates the strongest intrinsic capacity for timely payment 
 of financial commitments; may have an added “+” to denote any exceptionally              
 strong credit feature.                                                                   |

| F2 | Good                                                                                            
 short-term credit quality. Good intrinsic capacity for timely payment of financial commitments. |

| F3 | Fair                                                                                          
 short-term credit quality. The intrinsic capacity for timely payment of financial commitments 
 is adequate.                                                                                  |

| B | Speculative                                                                              
 short-term credit quality. Minimal capacity for timely payment of financial commitments, 
 plus heightened vulnerability to near term adverse changes in financial and economic     
 conditions.                                                                              |

| C | High                                                    
 short-term default risk. Default is a real possibility. |

| RD | Restricted                                                                                   
 default. Indicates an entity that has defaulted on one or more of its financial commitments, 
 although it continues to meet other financial obligations. Typically applicable to entity    
 ratings only.                                                                                |

| D | Default.                                                                                        
 Indicates a broad-based default event for an entity, or the default of a short-term obligation. |

Specific limitations relevant to the issuer credit rating scales include:

| • | The                                                                                      
 ratings do not predict a specific percentage of default likelihood or failure likelihood 
 over any given time period.                                                              |

| • | The                                                                              
 ratings do not opine on the market value of any issuer’s securities or stock, or 
 the likelihood that this value may change.                                       |

| • | The                                                                       
 ratings do not opine on the liquidity of an issuer’s securities or stock. |

| • | The                                                                                   
 ratings do not opine on the possible loss severity on an obligation should an issuer  
 (or an obligation with respect to structured finance transactions) default, except in 
 the following cases:                                                                  |

| • | Ratings                                                                                       
 assigned to individual obligations of issuers in corporate finance, banks, non-bank financial 
 institutions, insurance and covered bonds.                                                    |

| • | In                                                                                              
 limited circumstances for U.S. public finance obligations where Chapter 9 of the Bankruptcy     
 Code provides reliably superior prospects for ultimate recovery to local government obligations 
 that benefit from a statutory lien on revenues or during the pendency of a bankruptcy           
 proceeding under the Code if there is sufficient visibility on potential recovery prospects.    |

| • | The                                                                                     
 ratings do not opine on the suitability of an issuer as a counterparty to trade credit. |

| • | The                                                                                       
 ratings do not opine on any quality related to an issuer’s business, operational          
 or financial profile other than the agency’s