# EDGAR Filing Document

**Accession Number:** 0001051004
**File Stem:** 0001193125-25-238631
**Filing Date:** 2025-10
**Character Count:** 2879
**Document Hash:** 92683d6e75046eefe7b728e1832544c0
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001193125-25-238631.hdr.sgml**: 20251014

**ACCESSION NUMBER**: 0001193125-25-238631

**CONFORMED SUBMISSION TYPE**: 424B3

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20251014

**DATE AS OF CHANGE**: 20251014

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** BLACKROCK MUNIHOLDINGS CALIFORNIA QUALITY FUND, INC.
- **CENTRAL INDEX KEY:** 0001051004

**ORGANIZATION NAME:**
- **EIN:** 223559052
- **STATE OF INCORPORATION:** MD
- **FISCAL YEAR END:** 0630

**FILING VALUES:**
- **FORM TYPE:** 424B3
- **SEC ACT:** 1933 Act
- **SEC FILE NUMBER:** 333-288713
- **FILM NUMBER:** 251390592

**BUSINESS ADDRESS:**
- **STREET 1:** 100 BELLEVUE PARKWAY
- **CITY:** WILMINGTON
- **STATE:** DE
- **ZIP:** 19809
- **BUSINESS PHONE:** 800-441-7762

**MAIL ADDRESS:**
- **STREET 1:** 100 BELLEVUE PARKWAY
- **CITY:** WILMINGTON
- **STATE:** DE
- **ZIP:** 19809

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** BLACKROCK MUNIHOLDINGS CALIFORNIA INSURED FUND, INC.
- **DATE OF NAME CHANGE:** 20070611

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** MUNIHOLDINGS CALIFORNIA INSURED FUND
- **DATE OF NAME CHANGE:** 20000828

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** MUNIHOLDINGS CALIFORNIA INSURED FUND II INC/
- **DATE OF NAME CHANGE:** 19980120

**Filed Pursuant to Rule 424(b)(3)** 

**Registration File No.: 333-288713** 

**BLACKROCK CALIFORNIA MUNICIPAL INCOME TRUST** 

**BLACKROCK MUNIHOLDINGS CALIFORNIA QUALITY FUND, INC.** 

**Important Information Regarding the Joint Proxy Statement/Prospectus, dated September 4, 2025 for BlackRock California Municipal Income Trust ("BFZ") and BlackRock MuniHoldings California Quality Fund, Inc. ("MUC" or the "Acquiring Fund")** 

**The following changes are made to the Joint Proxy Statement/Prospectus:** 

The Section of the Joint Proxy Statement/Prospectus entitled "Voting Information and Requirements – Voting Requirement for Proposal 2: The Issuance of Acquiring Fund Common Shares" is deleted in its entirety and replaced with the following information:

**Voting Requirement for Proposal 2: The Issuance of Acquiring Fund Common Shares** 

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| | |
|:---|:---|
| **Proposal** | **Required Approval of**<br> **Shareholders** |
| &nbsp;&nbsp;&nbsp; *Proposal 2*: The common shareholders and VRDP Holders of the Acquiring Fund are being asked to vote as a single class on a proposal to approve the issuance of additional common shares of the Acquiring Fund in connection with the Reorganization Agreement. | &nbsp;&nbsp;&nbsp; Majority of votes entitled to be cast present at the Special Meeting or represented by proxy |

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All other references in the Joint Proxy Statement/Prospectus and the accompanying exhibits referencing the vote requirement for shareholders to approve Proposal 2 are hereby revised and restated to reflect the vote requirement stated in the table above.