MUC / BlackRock MuniHoldings California Quality Fund, Inc. - تصريحات هيئة الأوراق المالية والبورصات، التقرير السنوي، بيان الوكيل

BlackRock MuniHoldings California Quality Fund, Inc.
US ˙ NYSE ˙ US09254L1070

الإحصائيات الأساسية
LEI NKJSRCJXMS5PZYPXY795
CIK 1051004
SEC Filings
All companies that sell securities in the United States must register with the Securities and Exchange Commission (SEC) and file reports on a regular basis. These reports include company annual reports (10K, 10Q), news updates (8K), investor presentations (found in 8Ks), insider trades (form 4), ownership reports (13D, and 13G), and reports related to the specific securities sold, such as registration statements and prospectus. This page shows recent SEC filings related to BlackRock MuniHoldings California Quality Fund, Inc.
SEC Filings (Chronological Order)
توفر هذه الصفحة قائمة كاملة ومرتبة ترتيبًا زمنيًا لتصريحات هيئة الأوراق المالية والبورصات، باستثناء تصريحات الملكية التي نقدمها في مكان آخر.
September 4, 2025 424B3

BLACKROCK CALIFORNIA MUNICIPAL INCOME TRUST BLACKROCK MUNIHOLDINGS CALIFORNIA QUALITY FUND, INC. 100 Bellevue Parkway Wilmington, Delaware 19809 (800) 882-0052

BlackRock MuniHoldings California Quality Fund, Inc. Table of Contents Filed Pursuant to Rule 424(b)(3) Registration File No.: 333-288713 BLACKROCK CALIFORNIA MUNICIPAL INCOME TRUST BLACKROCK MUNIHOLDINGS CALIFORNIA QUALITY FUND, INC. 100 Bellevue Parkway Wilmington, Delaware 19809 (800) 882-0052 September 4, 2025 Dear Common Shareholder: You are cordially invited to attend a joint special shareho

August 29, 2025 EX-99.(13)(J)

BLACKROCK CLOSED-END RULE 12d1-4 FUND OF FUNDS INVESTMENT AGREEMENT

BlackRock Closed-End Rule 12d1-4 Fund of Funds Investment Agreement BLACKROCK CLOSED-END RULE 12d1-4 FUND OF FUNDS INVESTMENT AGREEMENT THIS FUND OF FUNDS INVESTMENT AGREEMENT (the “Agreement”), dated as of June 5, 2025, (the “Effective Date”), is made by and between each registered investment company listed on Schedule A hereto, on behalf of its portfolio series, as applicable (each, an “Acquiring Fund”) and each BlackRock closed-end registered investment company listed on Schedule B hereto (each, an “Acquired Fund”), each severally and not jointly.

August 29, 2025 N-14 8C/A

As filed with the Securities and Exchange Commission on August 29, 2025

BlackRock MuniHoldings California Quality Fund, Inc. As filed with the Securities and Exchange Commission on August 29, 2025 Securities Act File No. 333-288713 Investment Company Act File No. 811-08573 SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM N-14 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 ☒ Pre-Effective Amendment No. 1 ☐ Post-Effective Amendment No.   (Check ap

August 29, 2025 EX-99.(11)

August 29, 2025

Opinion and Consent of Special Counsel for the Registrant August 29, 2025 BlackRock MuniHoldings California Quality Fund, Inc.

August 29, 2025 EX-99.(14)

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

Consent of the Independent Registered Public Accounting Firm CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM We consent to the incorporation by reference in this Registration Statement No.

August 29, 2025 EX-FILING FEES

Security Type

Calculation of Filing Fee Tables N-14 BLACKROCK MUNIHOLDINGS CALIFORNIA QUALITY FUND, INC.

August 12, 2025 425

- 2 -

MuniHoldings CA Quality (MUC/BFZ) -425 Filed by BlackRock MuniHoldings California Quality Fund, Inc.

August 7, 2025 PRE 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

BlackRock Proxy Statement (MUC, BFZ) Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

July 16, 2025 N-14 8C

As filed with the Securities and Exchange Commission on July 16, 2025

BlackRock MuniHoldings California Quality Fund, Inc. Table of Contents As filed with the Securities and Exchange Commission on July 16, 2025 Securities Act File No. 333- Investment Company Act File No. 811-08573 SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM N-14 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 ☐ Pre-Effective Amendment No. ☐ Post-Effective Amendment No. (Ch

July 16, 2025 EX-99.(12)

BRUSSELS CHICAGO DALLAS FRANKFURT HAMBURG HOUSTON  LONDON LOS ANGELES  MILAN MUNICH NEW YORK PALO ALTO PARIS ROME SAN FRANCISCO WASHINGTON

Form of Tax Opinion Exhibit (12)       787 Seventh Avenue New York, NY 10019-6099 Tel: 212 728 8000 Fax: 212 728 8111 [●], 2025  BlackRock California Municipal Income Trust BlackRock MuniHoldings California Quality Fund, Inc.

July 16, 2025 EX-99.(1)(U)

BLACKROCK MUNIHOLDINGS CALIFORNIA QUALITY FUND, INC. ARTICLES SUPPLEMENTARY ESTABLISHING AND FIXING THE RIGHTS AND PREFERENCES OF SERIES W-7 VARIABLE RATE DEMAND PREFERRED SHARES

Article Supplementary dated September 25, 2024 BLACKROCK MUNIHOLDINGS CALIFORNIA QUALITY FUND, INC.

July 16, 2025 EX-99.(16)

POWER OF ATTORNEY

Power of Attorney of the Board of Directors Exhibit (16) POWER OF ATTORNEY The undersigned, Cynthia L.

July 16, 2025 EX-FILING FEES

Calculation of Filing Fee Tables FORM N-14 (Form Type) BlackRock MuniHoldings California Quality Fund, Inc. (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered Securities Security Type Security Class Title Fee Calculation

Calculation of Filing Fee Tables Exhibit (18) Calculation of Filing Fee Tables FORM N-14 (Form Type) BlackRock MuniHoldings California Quality Fund, Inc.

July 16, 2025 EX-99.(17)

BlackRock California Municipal Income Trust 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 1-888-686-7104 with any questions. Specialists can assist wi

Form of Proxy Cards for Common Shares of the Funds BlackRock California Municipal Income Trust PO Box 43131 Providence, RI 02940-3131 EVERY VOTE IS IMPORTANT SCAN The QR code or visit www.

June 11, 2025 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

BlackRock Classified Funds UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

June 9, 2025 425

2

Filed by BlackRock MuniHoldings California Quality Fund, Inc. pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: BlackRock California Municipal Income Trust Investment Company Act File No.: 811-10331 Date: June 9, 2025 Contact: 1-800-882-0052 BlackRock Announces Board Approvals Seeking to Deliver

May 22, 2025 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant  ☒ Filed by a Party other than the Registrant  ☐ Check the appropriate box: ☐  Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☒  Defini

January 21, 2025 EX-10.1

STANDSTILL AGREEMENT

Exhibit 10.1 Subject to FRE 408 STANDSTILL AGREEMENT This Standstill Agreement (including the exhibits hereto, this “Agreement”) is entered into as of January 20, 2025 by and among Saba Capital Management, L.P. (“Saba”), BlackRock MuniHoldings California Quality Fund, Inc. (the “Fund”) and BlackRock Advisors, LLC (the “Advisor,” and together with Saba and the Fund, the “Parties,” and each individu

January 21, 2025 8-K

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 21, 2025 (January 20, 2025) BLACKROCK MUNIHOLDINGS CALIFORNIA QUALITY FUND, INC. (Exact Name of Registrant as Specified in Charter) Maryland 811-08573 22-3559052 (State or Oth

October 1, 2024 SC 13D/A

MUC / BlackRock MuniHoldings California Quality Fund, Inc. / WELLS FARGO & COMPANY/MN - SC 13D/A Activist Investment

SC 13D/A 1 d825710dsc13da.htm SC 13D/A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. 1)* BLACKROCK MUNIHOLDINGS CALIFORNIA QUALITY FUND, INC. (Name of Issuer) VARIABLE RATE MUNI TERM PREFERRED SHARES (Title of Class of Securities) 09254L701 (CUSIP Number) Vera Gurova Senior Counsel Wells Fargo & Company

October 1, 2024 EX-99.1

JOINT FILING AGREEMENT

EX-99.1 2 d825710dex991.htm EX-99.1 Exhibit 99.1 JOINT FILING AGREEMENT This Statement is filed by Wells Fargo & Company on its own behalf and on behalf of Wells Fargo Municipal Capital Strategies, LLC. Aggregate beneficial ownership reported by Wells Fargo & Company under Item 11 on page 2 is on a consolidated basis and includes any beneficial ownership separately reported herein by Wells Fargo M

October 1, 2024 EX-99.2

MUC / BlackRock MuniHoldings California Quality Fund, Inc. / WELLS FARGO & COMPANY/MN - EX-99.2

EX-99.2 Exhibit 99.2 LIMITED POWER OF ATTORNEY Know all by these present, that the undersigned hereby constitutes and appoints each of Debra Cho, Patricia Arce and Stacy Otieno, acting alone, the undersigned’s true and lawful attorney-in-fact to: (1) complete and sign, for and on behalf of the undersigned, all reports and filings required by Sections 13 and 16 of the Securities Exchange Act of 193

July 26, 2024 CORRESP

BRUSSELS  CHICAGO  DALLAS  FRANKFURT  HOUSTON  LONDON  LOS ANGELES  MILAN MUNICH  NEW YORK  PALO ALTO  PARIS  ROME  SAN FRANCISCO  WASHINGTON

787 Seventh Avenue New York, NY 10019-6099 Tel:  212 728 8000 Fax: 212 728 8111 July 26, 2024 VIA EDGAR Mr.

June 21, 2024 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant   ☒ Filed by a Party other than the Registrant   ☐ Check the appropriate box: ☐    Preliminary Proxy Statement ☐    Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☐ 

June 5, 2024 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant  ☒ Filed by a Party other than the Registrant  ☐ Check the appropriate box: ☐  Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☒  Defini

June 3, 2024 SC 13G/A

MUC / BlackRock MuniHoldings California Quality Fund, Inc. / WELLS FARGO & COMPANY/MN - SC 13G/A Passive Investment

SC 13G/A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 7)* BlackRock MuniHoldings California Quality Fund, Inc. (Name of Issuer) Variable Rate Muni Term Preferred Shares (Title of Class of Securities) 09254L701 (CUSIP Numbers) May 3, 2024 (Date of Event Which Requires Filing of this Statement) Check the

May 20, 2024 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

DEFA14A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☐ De

May 7, 2024 EX-99.6

TABLE OF CONTENTS Page ARTICLE I. DEFINITIONS 2 Section 1.01. Definitions 2 Section 1.02. Incorporation of Certain Definitions by Reference 6 ARTICLE II. PURCHASES AND TRANSFERS, COSTS AND EXPENSES; ADDITIONAL FEE 6 Section 2.01. Commitment to Purcha

EX-99.6 7 d825225dex996.htm EX-99.6 Exhibit 99.6 AMENDED AND RESTATED VARIABLE RATE MUNI TERM PREFERRED SHARES PURCHASE AND EXCHANGE AGREEMENT BLACKROCK MUNIHOLDINGS CALIFORNIA QUALITY FUND, INC. as Issuer and WELLS FARGO BANK, NATIONAL ASSOCIATION as Purchaser April 11, 2022 TABLE OF CONTENTS Page ARTICLE I. DEFINITIONS 2 Section 1.01. Definitions 2 Section 1.02. Incorporation of Certain Definiti

May 7, 2024 EX-99.3

TABLE OF CONTENTS Page 1. DEFINITIONS 2 1.1 Definitions 2 1.2 Incorporation of Certain Definitions by Reference 6 2. PURCHASES AND TRANSFERS, COSTS AND EXPENSES; ADDITIONAL FEE 6 2.1 Commitment to Purchase VMTP Shares 6 2.2 Sale of VMTP Shares 7 2.3

EX-99.3 4 d825225dex993.htm EX-99.3 Exhibit 99.3 Execution Copy Variable Rate Muni Term Preferred Shares Purchase Agreement BLACKROCK MUNIHOLDINGS CALIFORNIA QUALITY FUND, INC. as Issuer and WELLS FARGO BANK, NATIONAL ASSOCIATION as Closing Date Purchaser and WELLS FARGO & COMPANY as Closing Date Purchaser March 22, 2012 TABLE OF CONTENTS Page 1. DEFINITIONS 2 1.1 Definitions 2 1.2 Incorporation o

May 7, 2024 EX-99.7

AMENDED AND RESTATED REGISTRATION RIGHTS AGREEMENT

EX-99.7 8 d825225dex997.htm EX-99.7 Exhibit 99.7 AMENDED AND RESTATED REGISTRATION RIGHTS AGREEMENT THIS AMENDED AND RESTATED REGISTRATION RIGHTS AGREEMENT (this “Agreement”), executed as of April 11, 2022, is made by and between (i) BlackRock MuniHoldings California Quality Fund, Inc., a closed-end fund organized as a Maryland corporation (the “Fund”) and (ii) Wells Fargo Bank, National Associati

May 7, 2024 SC 13D

MUC / BlackRock MuniHoldings California Quality Fund, Inc. / WELLS FARGO & COMPANY/MN - SC 13D Activist Investment

SC 13D 1 d825225dsc13d.htm SC 13D UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 BLACKROCK MUNIHOLDINGS CALIFORNIA QUALITY FUND, INC. (Name of Issuer) VARIABLE RATE MUNI TERM PREFERRED SHARES (Title of Class of Securities) 09254L701 (CUSIP Number) Vera Gurova Senior Counsel Wells Fargo & Company 401 S. Tryon Street, 26

May 7, 2024 EX-99.2

LIMITED POWER OF ATTORNEY

EX-99.2 3 d825225dex992.htm EX-99.2 Exhibit 99.2 LIMITED POWER OF ATTORNEY Know all by these present, that the undersigned hereby constitutes and appoints each of Debra Cho, Patricia Arce and Stacy Otieno, acting alone, the undersigned’s true and lawful attorney-in-fact to: (1) complete and sign, for and on behalf of the undersigned, all reports and filings required by Sections 13 and 16 of the Se

May 7, 2024 EX-99.5

REGISTRATION RIGHTS AGREEMENT

EX-99.5 6 d825225dex995.htm EX-99.5 Exhibit 99.5 Execution Copy REGISTRATION RIGHTS AGREEMENT THIS REGISTRATION RIGHTS AGREEMENT (this “Agreement”), executed as of March 22, 2012, is made by and between (i) BlackRock MuniHoldings California Quality Fund, Inc., a closed-end fund organized as a Maryland corporation (the “Fund”) and (ii) Wells Fargo Bank, National Association, a national banking asso

May 7, 2024 EX-99.4

VOTING TRUST AGREEMENT

EX-99.4 5 d825225dex994.htm EX-99.4 Exhibit 99.4 Execution Copy VOTING TRUST AGREEMENT THIS VOTING TRUST AGREEMENT (this “Agreement”) is made and entered into effective for all purposes and in all respects as of March 22, 2012 by and among Lord Securities Corporation, as trustee (the “Trustee” or any successor thereto), Wells Fargo Bank, National Association, a national banking association, includ

May 7, 2024 EX-99.1

JOINT FILING AGREEMENT

EX-99.1 2 d825225dex991.htm EX-99.1 Exhibit 99.1 JOINT FILING AGREEMENT This Statement is filed by Wells Fargo & Company on its own behalf and on behalf of Wells Fargo Municipal Capital Strategies, LLC. Aggregate beneficial ownership reported by Wells Fargo & Company under Item 11 on page 2 is on a consolidated basis and includes any beneficial ownership separately reported herein by Wells Fargo M

May 23, 2023 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☒ Definitive

December 27, 2022 NPORT-EX

Schedule of Investments

BlackRock MuniHoldings California Quality Fund Schedule of Investments (unaudited) October 31, 2022 BlackRock MuniHoldings California Quality Fund, Inc.

July 29, 2022 POS EX

As filed with the Securities and Exchange Commission on July 29, 2022

BLACKROCK MUNIHOLDINGS CALIFORNIA QUALITY FUND, INC. As filed with the Securities and Exchange Commission on July 29, 2022 Securities Act File No. 333-260147 Investment Company Act File No. 811-08573 SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM N-14 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 ☐ Pre-Effective Amendment No. ☒ Post-Effective Amendment No. 1 (Check approp

July 29, 2022 EX-99.12

Tax opinion of Willkie Farr & Gallagher LLP regarding the reorganizations – filed herewith.

787 Seventh Avenue New York, NY 10019-6099 Tel: 212 728 8000 Fax: 212 728 8111 April 11, 2022 The Addressees Listed on Schedule I Hereto 100 Bellevue Parkway Wilmington, DE 19809 Ladies and Gentlemen: The Acquiring Fund and each Target Fund listed on Schedule I hereto have requested our opinion as to certain federal income tax consequences of the Acquiring Fund?s proposed acquisition of the assets of each Target Fund pursuant to an Agreement and Plan of Reorganization dated as of April 8, 2022 (each, a ?Plan?).

June 27, 2022 NPORT-EX

Schedule of Investments

BlackRock MuniHoldings California Quality Fund Schedule of Investments (unaudited) April 30, 2022 BlackRock MuniHoldings California Quality Fund, Inc.

June 3, 2022 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

DEF 14A 1 d316120ddef14a.htm CLASSIFIED FUND N&P Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of

May 10, 2022 SC 13G/A

MUC / Blackrock MuniHoldings CA Insrd Fnd Inc. / WELLS FARGO & COMPANY/MN - SC 13G/A Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 6)* BlackRock MuniHoldings California Quality Fund, Inc. (Name of Issuer) Variable Rate Muni Term Preferred (Title of Class of Securities) 09254L701 (CUSIP Number) April 11, 2022 (Date of Event Which Requires Filing of this Statement) Check the appropriate b

April 11, 2022 425

BlackRock Announces Closing of Reorganizations of Three Municipal Closed-End Funds

Filed by BlackRock MuniHoldings California Quality Fund, Inc. pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-6 under the Securities Exchange Act of 1934 Subject Company: BlackRock MuniYield California Fund, Inc. File No: 333-260147 Date: April 11, 2022 Contact: 1-800-882-0052 BlackRock Announces Closing of Reorganizations of Three Municipal Closed-End F

April 11, 2022 425

BlackRock Announces Closing of Reorganizations of Three Municipal Closed-End Funds

BLACKROCK MUNIYIELD CALIFORNIA QUALITY FUND, INC. Filed by BlackRock MuniHoldings California Quality Fund, Inc. pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-6 under the Securities Exchange Act of 1934 Subject Company: BlackRock MuniYield California Quality Fund, Inc. File No: 333-260147 Date: April 11, 2022 Contact: 1-800-882-0052 BlackRock Announces

March 18, 2022 425

BlackRock Announces Special Distributions Related to the Reorganization of Three Municipal Closed-End Funds

425 1 d84241d425.htm BR MUNIYIELD CALIFORNIA QUALITY FUND Filed by BlackRock MuniHoldings California Quality Fund, Inc. pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-6 under the Securities Exchange Act of 1934 Subject Company: BlackRock MuniYield California Quality Fund, Inc. File No: 333-260147 Date: March 18, 2022 Contact: 1-800-882-0052 BlackRock An

March 4, 2022 425

BlackRock Announces Results of Shareholder Vote at Adjourned Joint Special Shareholder Meeting Relating to the Reorganizations of Three Municipal Closed-End Funds

BR MuniYield California Quality Fund Filed by BlackRock MuniHoldings California Quality Fund, Inc.

February 24, 2022 425

Filed by BlackRock MuniHoldings California Quality Fund, Inc.

Filed by BlackRock MuniHoldings California Quality Fund, Inc. pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-6 under the Securities Exchange Act of 1934 Subject Company: BlackRock MuniYield California Quality Fund, Inc. File No.: 333-260147 Date: February 24, 2022 Computershare Voicemail Script Hello. This is John Perlowski, President and CEO of the Bla

February 24, 2022 425

VERY IMPORTANT

Filed by BlackRock MuniHoldings California Quality Fund, Inc. pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-6 under the Securities Exchange Act of 1934 Subject Company: BlackRock MuniYield California Quality Fund, Inc. File No: 333-260147 Date: February 24, 2022 VERY IMPORTANT Re: Your investment in one or more BlackRock Closed-end Funds Dear Valued Bl

February 7, 2022 425

BlackRock Announces Results of Joint Special Shareholder Meeting Relating to the Reorganizations of Three Municipal Closed-End Funds

Filed by BlackRock MuniHoldings California Quality Fund, Inc. pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-6 under the Securities Exchange Act of 1934 Subject Company: BlackRock MuniYield California Fund, Inc. File No.: 333-260147 Date: February 4, 2022 Contact: 1-800-882-0052 BlackRock Announces Results of Joint Special Shareholder Meeting Relating t

February 7, 2022 425

BLACKROCK FUND MERGERS

Filed by BlackRock MuniHoldings California Quality Fund, Inc. pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-6 under the Securities Exchange Act of 1934 Subject Company: BlackRock MuniYield California Quality Fund, Inc. File No.: 333-260147 Date: February 7, 2022 BLACKROCK FUND MERGERS SHAREHOLDER APPROVAL REQUIRED MAKE YOUR VOICE HEARD - PLEASE VOTE NO

February 7, 2022 425

BlackRock Announces Results of Joint Special Shareholder Meeting Relating to the Reorganizations of Three Municipal Closed-End Funds

Filed by BlackRock MuniHoldings California Quality Fund, Inc. pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-6 under the Securities Exchange Act of 1934 Subject Company: BlackRock MuniYield California Quality Fund, Inc. File No.: 333-260147 Date: February 4, 2022 Contact: 1-800-882-0052 BlackRock Announces Results of Joint Special Shareholder Meeting Re

January 26, 2022 425

BLACKROCK FUND MERGERS

Filed by BlackRock MuniHoldings California Quality Fund, Inc. pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-6 under the Securities Exchange Act of 1934 Subject Company: BlackRock MuniYield California Quality Fund, Inc. File No.: 333-260147 Date: January 26, 2022 BLACKROCK FUND MERGERS SHAREHOLDER APPROVAL REQUIRED MAKE YOUR VOICE HEARD - PLEASE VOTE NO

January 26, 2022 425

BLACKROCK FUND MERGERS

BlackRock MuniYield California Fund, Inc. Filed by BlackRock MuniHoldings California Quality Fund, Inc. pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-6 under the Securities Exchange Act of 1934 Subject Company: BlackRock MuniYield California Fund, Inc. File No.: 333-260147 Date: January 26, 2022 BLACKROCK FUND MERGERS SHAREHOLDER APPROVAL REQUIRED MAKE

January 20, 2022 425

VERY IMPORTANT

425 1 d283188d425.htm BLACKROCK MUNIYIELD CALIFORNIA QUALITY FUND, INC. Filed by BlackRock MuniHoldings California Quality Fund, Inc. pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-6 under the Securities Exchange Act of 1934 Subject Company: BlackRock MuniYield California Quality Fund, Inc. File No.: 333-260147 Date: January 20, 2022 PO Box 808001 Louis

January 20, 2022 425

VERY IMPORTANT

425 1 d300171d425.htm BLACKROCK MUNIYIELD CALIFORNIA FUND, INC. Filed by BlackRock MuniHoldings California Quality Fund, Inc. pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-6 under the Securities Exchange Act of 1934 Subject Company: BlackRock MuniYield California Fund, Inc. File No.: 333-260147 Date: January 20, 2022 PO Box 808001 Louisville, KY 40233-

January 19, 2022 425

Filed by BlackRock MuniHoldings California Quality Fund, Inc.

Filed by BlackRock MuniHoldings California Quality Fund, Inc. pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-6 under the Securities Exchange Act of 1934 Subject Company: BlackRock MuniYield California Quality Fund, Inc. File No.: 333-260147 Date: January 19, 2022 BLACKROCK FUND MERGERS SHAREHOLDER APPROVAL REQUIRED PLEASE VOTE NOW BlackRock MuniYield Ca

January 19, 2022 425

Filed by BlackRock MuniHoldings California Quality Fund, Inc.

Filed by BlackRock MuniHoldings California Quality Fund, Inc. pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-6 under the Securities Exchange Act of 1934 Subject Company: BlackRock MuniYield California Fund, Inc. File No.: 333-260147 Date: January 19, 2022

January 5, 2022 425

BlackRock MuniYield California Fund, Inc. (“MYC”) BlackRock MuniYield California Quality Fund, Inc. (“MCA”) BlackRock MuniHoldings California Quality Fund, Inc. (“MUC”)

425 1 d278892d425.htm BLACKROCK MUNIHOLDINGS CALIFORNIA QUALITY FUND, INC.(MUC) Filed by BlackRock MuniHoldings California Quality Fund, Inc. pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-6 under the Securities Exchange Act of 1934 Subject Company: BlackRock MuniYield California Fund, Inc. File No.: 333-260147 Date: January 5, 2022 BlackRock MuniYield

January 5, 2022 425

BlackRock MuniYield California Fund, Inc. (“MYC”) BlackRock MuniYield California Quality Fund, Inc. (“MCA”) BlackRock MuniHoldings California Quality Fund, Inc. (“MUC”)

BlackRock MuniHoldings California Quality Fund, Inc.(MUC) Filed by BlackRock MuniHoldings California Quality Fund, Inc. pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-6 under the Securities Exchange Act of 1934 Subject Company: BlackRock MuniYield California Quality Fund, Inc. File No.: 333-260147 Date: January 5, 2022 BlackRock MuniYield California Fun

December 28, 2021 NPORT-EX

Schedule of Investments

BlackRock MuniHoldings California Quality Fund Schedule of Investments (unaudited) October 31, 2021 BlackRock MuniHoldings California Quality Fund, Inc.

December 22, 2021 CORRESP

BRUSSELS CHICAGO FRANKFURT HOUSTON LONDON LOS ANGELES MILAN NEW YORK PALO ALTO PARIS ROME SAN FRANCISCO WASHINGTON

787 Seventh Avenue New York, NY 10019-6099 Tel: 212 728 8000 Fax: 212 728 8111 December 22, 2021 VIA EDGAR David Orlic Division of Investment Management Securities and Exchange Commission 100 F Street, NE Washington, DC 20549 Re: Proxy Materials on Schedule 14A for the Registrants listed on Appendix A hereto (collectively, the “Funds”) Dear Mr.

December 22, 2021 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

DEF 14A 1 d238064ddef14a.htm BR MUNIHOLDINGS CA QUALITY FUND, INC. (MUC) UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for U

December 17, 2021 424B3

BLACKROCK MUNIYIELD CALIFORNIA FUND, INC. BLACKROCK MUNIYIELD CALIFORNIA QUALITY FUND, INC. BLACKROCK MUNIHOLDINGS CALIFORNIA QUALITY FUND, INC. 100 Bellevue Parkway Wilmington, Delaware 19809 (800) 882-0052

Table of Contents BLACKROCK MUNIYIELD CALIFORNIA FUND, INC. BLACKROCK MUNIYIELD CALIFORNIA QUALITY FUND, INC. BLACKROCK MUNIHOLDINGS CALIFORNIA QUALITY FUND, INC. 100 Bellevue Parkway Wilmington, Delaware 19809 (800) 882-0052 December 17, 2021 Dear Common Shareholder: You are cordially invited to attend a joint special shareholder meeting (the ?Special Meeting?) of BlackRock MuniYield California F

December 16, 2021 EX-99.1(H)

Articles of Transfer from MuniHoldings California Insured Fund V, Inc. to the Registrant dated March 26, 2001 — filed herewith.

ARTICLES OF TRANSFER FROM MUNIHOLDINGS CALIFORNIA INSURED FUND V, INC., A MARYLAND CORPORATION TO MUNIHOLDINGS CALIFORNIA INSURED FUND, INC., A MARYLAND CORPORATION THESE ARTICLES OF TRANSFER are made and entered into as of the 26th day of March, 2001, by and between MuniHoldings California Insured Fund V, Inc., a Maryland corporation (the ?Transferor?), and MuniHoldings California Insured Fund, I

December 16, 2021 EX-99.1(D)

Articles of Transfer from MuniHoldings California Insured Fund, Inc. to the Registrant dated March 2, 2000 — filed herewith.

ARTICLES OF TRANSFER FROM MUNIHOLDINGS CALIFORNIA INSURED FUND, INC., A MARYLAND CORPORATION, TO MUNIHOLDINGS CALIFORNIA INSURED FUND II, INC., A MARYLAND CORPORATION THESE ARTICLES OF TRANSFER are made and entered into as of the 2nd of March 2000, by and between MuniHoldings California Insured Fund, Inc., a Maryland corporation (the ?Transferor?), and MuniHoldings California Insured Fund II, Inc.

December 16, 2021 EX-99.1(I)

Articles of Amendment dated September 29, 2006 — filed herewith.

MUNIHOLDINGS CALIFORNIA INSURED FUND, INC. ARTICLES OF AMENDMENT MuniHoldings California Insured Fund, Inc., a Maryland corporation (the ?Corporation?), does hereby certify to the State Department of Amendments and Taxations of Maryland that: FIRST: The name of the corporation is MuniHoldings California Insured Fund, Inc. SECOND: The charter of the Corporation is hereby amended by deleting Article

December 16, 2021 EX-99.1(G)

Articles of Amendment to the Articles of Incorporation dated April 28, 2000 — filed herewith.

MUNIHOLDINGS CALIFORNIA INSURED FUND II, INC. ARTICLES OF AMENDMENT TO THE ARTICLES OF INCORPORATION MUNIHOLDINGS CALIFORNIA INSURED FUND II, INC., a Maryland corporation having its principal Maryland office c/o The Corporation Trust Incorporated, 300 East Lombard Street, Baltimore, Maryland 21202 (hereinafter, the ?Corporation?), hereby certifies to the State Department of Assessments and Taxatio

December 16, 2021 EX-99.6(A)

Investment Management Agreement between the Registrant and BlackRock Advisors, LLC dated September 29, 2006 — filed herewith.

INVESTMENT MANAGEMENT AGREEMENT AGREEMENT, dated September 29, 2006, between BlackRock MuniHoldings California Insured Fund, Inc.

December 16, 2021 EX-99.11

Opinion and Consent of Special Counsel for the Registrant — filed herewith.

December 15, 2021 BlackRock MuniHoldings California Quality Fund, Inc. 55 East 52nd Street New York, New York 10055 Ladies and Gentlemen: We have acted as special Maryland counsel to BlackRock MuniHoldings California Quality Fund, Inc., a Maryland corporation (the ?Company?), in connection with the Company?s Registration Statement on Form N-14 (File No. 333-260147) (together with all amendments th

December 16, 2021 EX-99.1(J)

Articles Supplementary dated September 17, 2010 — filed herewith.

BLACKROCK MUNIHOLDINGS CALIFORNIA INSURED FUND, INC. Articles Supplementary BlackRock MuniHoldings California Insured Fund, Inc., a Maryland corporation (the ?Corporation?), hereby certifies to the State Department of Assessments and Taxation of the State of Maryland, that: FIRST: Under a power contained in Title 3, Subtitle 8 of the Maryland General Corporation Law (the ?MGCL?), the Corporation,

December 16, 2021 EX-99.17

Form of Proxy Cards for Common Shares of the Funds — filed herewith.

EVERY SHAREHOLDER?S VOTE IS IMPORTANT! EASY VOTING OPTIONS: Please detach at perforation before mailing.

December 16, 2021 EX-99.14

Consent of the Independent Registered Public Accounting Firm for the Registrant, BlackRock MuniYield California Fund, Inc. and BlackRock MuniYield California Quality Fund, Inc. — filed herewith.

Exhibit 14 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM We consent to the incorporation by reference in this Registration Statement No.

December 16, 2021 EX-99.1(F)

Articles of Transfer from MuniHoldings California Insured Fund IV, Inc. to the Registrant dated March 2, 2000 — filed herewith.

ARTICLES OF TRANSFER FROM MUNIHOLDINGS CALIFORNIA INSURED FUND IV, INC. A MARYLAND CORPORATION, TO MUNIHOLDINGS CALIFORNIA INSURED FUND II, INC., A MARYLAND CORPORATION THESE ARTICLES OF TRANSFER are made and entered into as of the 2nd day of March, 2000, by and between MuniHoldings California Insured Fund IV, Inc., a Maryland corporation (the ?Transferor?), and MuniHoldings California Insured Fun

December 16, 2021 EX-99.1(S)

Articles of Supplementary dated November 4, 2021 — filed herewith.

BLACKROCK MUNIHOLDINGS CALIFORNIA QUALITY FUND, INC. ARTICLES SUPPLEMENTARY BlackRock MuniHoldings California Quality Fund, Inc., a Maryland corporation (the ?Company?), hereby certifies to the State Department of Assessments and Taxation of the State of Maryland (the ?SDAT?) that: FIRST: Under a power contained in Title 3, Subtitle 8 of the Maryland General Corporation Law (the ?MGCL?), by resolu

December 16, 2021 EX-99.1(C)

Articles of Amendment to the Articles of Incorporation dated January 16, 1998 — filed herewith.

MUNIHOLDINGS CALIFORNIA FUND, INC. ARTICLES OF AMENDMENT TO THE ARTICLES OF INCORPORATION MUNIHOLDINGS CALIFORNIA FUND, INC., a Maryland corporation (the ?Corporation?), to change its name from MuniHoldings California Fund, Inc. to MuniHoldings California Insured Fund II, Inc., does hereby certify to the State Department of Assessments and Taxation of Maryland that: FIRST: The charter of the Corpo

December 16, 2021 EX-99.1(K)

Articles of Amendment dated November 9, 2010 — filed herewith.

BLACKROCK MUNIHOLDINGS CALIFORNIA INSURED FUND, INC. ARTICLES OF AMENDMENT BlackRock MuniHoldings California Insured Fund, Inc., a Maryland corporation, hereby certifies to the State Department of Assessments and Taxation of Maryland that: FIRST: The name of the Corporation is BlackRock MuniHoldings California Insured Fund, Inc. SECOND: The charter of the Corporation is hereby amended by deleting

December 16, 2021 EX-99.1(O)

Articles of Amendment Amending the Articles Supplementary Establishing and Fixing the Rights and Preferences of Variable Rate Muni Term Preferred Shares dated April 13, 2016 — filed herewith.

BLACKROCK MUNIHOLDINGS CALIFORNIA QUALITY FUND, INC. ARTICLES OF AMENDMENT AMENDING THE ARTICLES SUPPLEMENTARY ESTABLISHING AND FIXING THE RIGHTS AND PREFERENCES OF VARIABLE RATE MUNI TERM PREFERRED SHARES This is to certify that First: The charter of BlackRock MuniHoldings California Quality Fund, Inc., a Maryland corporation (the ?Corporation?), is amended by these Articles of Amendment, which a

December 16, 2021 EX-99.1(P)

Articles of Amendment Amending the Articles Supplementary Establishing and Fixing the Rights and Preferences of Variable Rate Muni Term Preferred Shares dated September 28, 2018 — filed herewith.

BLACKROCK MUNIHOLDINGS CALIFORNIA QUALITY FUND, INC. ARTICLES OF AMENDMENT AMENDING THE ARTICLES SUPPLEMENTARY ESTABLISHING AND FIXING THE RIGHTS AND PREFERENCES OF VARIABLE RATE MUNI TERM PREFERRED SHARES This is to certify that First: This is to certify that First: The charter of BlackRock MuniHoldings California Quality Fund, Inc., a Maryland corporation (the ?Corporation?), is amended by these

December 16, 2021 EX-99.3

Voting Trust Agreement of VMTP Holder — filed herewith.

Return to Index Execution Copy VOTING TRUST AGREEMENT THIS VOTING TRUST AGREEMENT (this ?Agreement?) is made and entered into effective for all purposes and in all respects as of March 22, 2012 by and among Lord Securities Corporation, as trustee (the ?Trustee? or any successor thereto), Wells Fargo Bank, National Association, a national banking association, including its successors and assigns by operation of law (?Wells? or the ?Purchaser?) and Institutional Shareholder Services Inc.

December 16, 2021 N-14 8C/A

As filed with the Securities and Exchange Commission on December 15, 2021

N-14 8C/A 1 d208376dn148ca.htm BLACKROCK MUNIHOLDINGS CALIFORNIA QUALITY FUND, INC. As filed with the Securities and Exchange Commission on December 15, 2021 Securities Act File No. 333-260147 Investment Company Act File No. 811-08573 SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM N-14 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 ☒ Pre-Effective Amendment No. 1 ☐ Post-Ef

December 16, 2021 EX-99.1(E)

Articles of Transfer from MuniHoldings California Insured Fund III, Inc., to the Registrant dated March 2, 2000 — filed herewith.

ARTICLES OF TRANSFER FROM MUNIHOLDINGS CALIFORNIA INSURED FUND III, INC., A MARYLAND CORPORATION, TO MUNIHOLDINGS CALIFORNIA INSURED FUND II, INC., A MARYLAND CORPORATION THESE ARTICLES OF TRANSFER are made and entered into as of the 2nd day of March, 2000, by and between MuniHoldings California Insured Fund III, Inc., a Maryland corporation (the ?Transferor?), and MuniHoldings California Insured

December 16, 2021 EX-99.12

Form of tax opinion of Willkie Farr & Gallagher LLP regarding the reorganization of each of BlackRock MuniYield California Fund, Inc. and BlackRock MuniYield California Quality Fund, Inc. and the Registrant — filed herewith.

787 Seventh Avenue New York, NY 10019-6099 Tel: 212 728 8000 Fax: 212 728 8111 [?], 2021 The Addressees Listed on Schedule I Hereto 100 Bellevue Parkway Wilmington, DE 19809 Ladies and Gentlemen: The Acquiring Fund and each Target Fund listed on Schedule I hereto have requested our opinion as to certain federal income tax consequences of the Acquiring Fund?s proposed acquisition of the assets of each Target Fund pursuant to an Agreement and Plan of Reorganization dated as of [?], 2021 (each, a ?Plan?).

December 15, 2021 CORRESP

BRUSSELS CHICAGO FRANKFURT HOUSTON LONDON LOS ANGELES MILAN NEW YORK PALO ALTO PARIS ROME SAN FRANCISCO WASHINGTON

BlackRock MuniHoldings California/New Jersey Quality, BlackRock Municipal Income 787 Seventh Avenue New York, NY 10019-6099 Tel: 212 728 8000 Fax: 212 728 8111 December 15, 2021 VIA EDGAR John Grzeskiewicz David Manion Division of Investment Management Securities and Exchange Commission 100 F Street, NE Washington, DC 20549 Re: Registration Statements on Form N-14 of BlackRock MuniHoldings California Quality Fund, Inc.

December 10, 2021 COVER

BRUSSELS CHICAGO FRANKFURT HOUSTON LONDON LOS ANGELES MILAN NEW YORK PALO ALTO PARIS ROME SAN FRANCISCO WASHINGTON

SEC letter 787 Seventh Avenue New York, NY 10019-6099 Tel: 212 728 8000 Fax: 212 728 8111 December 10, 2021 VIA EDGAR Securities and Exchange Commission 100 F Street, NE Washington, DC 20549 Re: Preliminary Proxy Materials for BlackRock MuniHoldings California Quality Fund, Inc.

December 10, 2021 PRE 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☒ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☐ Definitive

November 2, 2021 EX-99.(3)(1)

BLACKROCK MUNIHOLDINGS CALIFORNIA QUALITY FUND, INC. AMENDED AND RESTATED Effective as of November 2, 2021 TABLE OF CONTENTS Page ARTICLE I SHAREHOLDER MEETINGS Section 1. Chair 3 Section 2. Annual Meetings of Shareholders 3 Section 3. Special Meetin

Exhibit 3.1 BLACKROCK MUNIHOLDINGS CALIFORNIA QUALITY FUND, INC. AMENDED AND RESTATED BYLAWS Effective as of November 2, 2021 TABLE OF CONTENTS Page ARTICLE I SHAREHOLDER MEETINGS Section 1. Chair 3 Section 2. Annual Meetings of Shareholders 3 Section 3. Special Meetings of Shareholders 3 Section 4. Place of Meetings 4 Section 5. Notice of Meetings 5 Section 6. Nature of Business at Annual Meeting

November 2, 2021 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 2, 2021 (November 2, 2021) BLACKROCK MUNIHOLDINGS CALIFORNIA QUALITY FUND, INC. (Exact Name of Registrant as Specified in Charter) MARYLAND 811-08573 22-3559052 (State or Oth

November 2, 2021 EX-99.(99)(1)

Class III (Term expires 2022)

Exhibit 99.1 Class III (Term expires 2022) Richard E. Cavanagh Cynthia L. Egan Robert Fairbairn Stayce D. Harris Class I (Term expires 2023) Michael J. Castellano R. Glenn Hubbard W. Carl Kester* John M. Perlowski Lorenzo A. Flores Class II (Term expires 2024) Karen P. Robards Frank J. Fabozzi* Catherine A. Lynch J. Phillip Holloman * Holders of preferred shares are entitled to vote as a separate

October 8, 2021 EX-99.8

BlackRock Fixed-Income Complex Third Amended and Restated Deferred Compensation Plan — filed herewith

EX-99.8 8 d208376dex998.htm FORM OF BR FIXED INCOME COMPLEX 3RD AMENDED & RESTATED DEFERRED COMPENSTION PLAN Exhibit (8) THE BLACKROCK FUND COMPLEX THIRD AMENDED AND RESTATED DEFERRED COMPENSATION PLAN (Effective as of January 1, 2019) The purpose of the BlackRock Fund Complex Third Amended and Restated Deferred Compensation Plan (the “Plan”) is to provide eligible trustees of Participating Funds

October 8, 2021 N-14 8C

As filed with the Securities and Exchange Commission on October 8, 2021

As filed with the Securities and Exchange Commission on October 8, 2021 Securities Act File No.

October 8, 2021 EX-99.6(B)

Amended and Restated Master Advisory Fee Waiver Agreement — filed herewith

Exhibit (6)(b) Amended and Restated Master Advisory Fee Waiver Agreement This AMENDED AND RESTATED MASTER ADVISORY FEE WAIVER AGREEMENT (this ?Agreement?) is made as of December 1, 2019, by and among BlackRock Advisors, LLC (the ?Adviser?) and each investment company listed on Schedule A attached hereto (each, a ?Fund?).

October 8, 2021 EX-99.6(C)

Amendment No. 1 to Amended and Restated Master Advisory Fee Waiver Agreement — filed herewith

Exhibit (6)(c) Amendment No. 1 to Amended and Restated Master Advisory Fee Waiver Agreement This AMENDMENT NO. 1 (this ?Amendment??) to the Amended and Restated Master Advisory Fee Waiver Agreement dated December 1, 2019 (the ?Agreement?) is made as of this 24th day of January, 2020, by and among BlackRock Advisors, LLC (the ?Adviser?) and each investment company listed on Schedule A attached here

October 8, 2021 COVER

BRUSSELS CHICAGO FRANKFURT HOUSTON LONDON LOS ANGELES MILAN NEW YORK PALO ALTO PARIS ROME SAN FRANCISCO WASHINGTON

787 Seventh Avenue New York, NY 10019-6099 Tel: 212 728 8000 Fax: 212 728 8111 October 8, 2021 VIA EDGAR Securities and Exchange Commission 100 F Street, NE Washington, DC 20549 Re: BlackRock MuniHoldings California Quality Fund, Inc.

October 8, 2021 EX-99.13(C)

Form of Seventh Amended and Restated Securities Lending Agreement — filed herewith

Exhibit (13)(c) SEVENTH AMENDED AND RESTATED SECURITIES LENDING AGENCY AGREEMENT This Seventh Amended and Restated Agreement, dated as of January 1, 2021, between each investment company, severally and not jointly, identified on Schedule A, as such schedule may be amended from time to time (each a ?Client?), acting on behalf of itself or the funds listed on Schedule A hereto and any future series of a Client (each, a ?Fund?), by and through BlackRock Advisors, LLC (?BlackRock?), not in its individual capacity but as agent and investment advisor, and BlackRock Investment Management, LLC (the ?Lending Agent?), a Delaware limited liability company.

October 8, 2021 EX-99.6(F)

Amendment No. 4 to Amended and Restated Master Advisory Fee Waiver Agreement — filed herewith

Exhibit (6)(f) Amendment No. 4 to Amended and Restated Master Advisory Fee Waiver Agreement This AMENDMENT NO. 4 (this “Amendment”) to the Amended and Restated Master Advisory Fee Waiver Agreement dated December 1, 2019 (the “Agreement”) is made as of this 24th day of March, 2021, by and among BlackRock Advisors, LLC (the “Adviser”) and each investment company listed on Schedule A attached hereto

October 8, 2021 EX-99.6(D)

Amendment No. 2 to Amended and Restated Master Advisory Fee Waiver Agreement — filed herewith

Exhibit (6)(d) Amendment No. 2 to Amended and Restated Master Advisory Fee Waiver Agreement This AMENDMENT NO. 2 (this “Amendment”) to the Amended and Restated Master Advisory Fee Waiver Agreement dated December 1, 2019 (the “Agreement”) is made as of this 18th day of September, 2020, by and among BlackRock Advisors, LLC (the “Adviser”) and each investment company listed on Schedule A attached her

October 8, 2021 EX-99.13(A)

Form of Amended and Restated Transfer Agency and Service Agreement — filed herewith

Exhibit (13)(a) Amended and Restated Transfer Agency and Service Agreement Among Each of the BlackRock Closed-End Investment Companies Listed Herein on Appendix A and Computershare Trust Company, N.

October 8, 2021 EX-99.16

Power of Attorney of the Board of Directors — filed herewith

Exhibit (16) POWER OF ATTORNEY The undersigned, Michael J. Castellano, Richard E. Cavanagh, Cynthia L. Egan, Frank J. Fabozzi, Lorenzo A. Flores, Stayce D. Harris, J. Phillip Holloman, R. Glenn Hubbard, W. Carl Kester, Catherine A. Lynch, Karen P. Robards, Robert W. Fairbairn and John M. Perlowski, Directors of each of BlackRock Muni Intermediate Duration Fund, Inc. (?MUI?), BlackRock MuniHoldings

October 8, 2021 EX-99.9

Form of Master Custodian Agreement — filed herewith

Exhibit (9) MASTER CUSTODIAN AGREEMENT Between Each BlackRock Entity Listed in Appendix A And State Street Bank and Trust Company Dated as of December 31, 2018 TABLE OF CONTENTS Page 1.

October 8, 2021 EX-99.13(B)

Form of Administration and Accounting Services Agreement

Exhibit (13)(b) ADMINISTRATION AND FUND ACCOUNTING SERVICES AGREEMENT Between Each BlackRock Management Investment Company Listed in Schedule A And State Street Bank and Trust Company Dated as of December 31, 2018 TABLE OF CONTENTS Page 1.

October 8, 2021 EX-99.6(E)

Amendment No. 3 to Amended and Restated Master Advisory Fee Waiver Agreement — filed herewith

Exhibit (6)(e) Amendment No. 3 to Amended and Restated Master Advisory Fee Waiver Agreement This AMENDMENT NO. 3 (this ?Amendment?) to the Amended and Restated Master Advisory Fee Waiver Agreement dated December 1, 2019 (the ?Agreement?) is made as of this [?] day of [?], 2021, by and among BlackRock Advisors, LLC (the ?Adviser?) and each investment company listed on Schedule A attached hereto (ea

October 8, 2021 EX-99.6(G)

Amendment No. 5 to Amended and Restated Master Advisory Fee Waiver Agreement — filed herewith

Exhibit (6)(g) Amendment No. 5 to Amended and Restated Master Advisory Fee Waiver Agreement This AMENDMENT NO. 5 (this ?Amendment?) to the Amended and Restated Master Advisory Fee Waiver Agreement dated December 1, 2019 (the ?Agreement?) is made as of this [?] day of [?], 2021, by and among BlackRock Advisors, LLC (the ?Adviser?) and each investment company listed on Schedule A attached hereto (ea

September 28, 2021 425

BlackRock Announces Board Approval of California Municipal Closed-End Fund Reorganizations

Filed by BlackRock MuniHoldings California Quality Fund, Inc. pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: BlackRock MuniYield California Fund, Inc. Investment Company Act File No.: 811-06499 Date: September 27, 2021 Contact: 1-800-882-0052 BlackRock Announces Board Approval of California M

September 28, 2021 425

BlackRock Announces Board Approval of California Municipal Closed-End Fund Reorganizations

Filed by BlackRock MuniHoldings California Quality Fund, Inc. pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: BlackRock MuniYield California Quality Fund, Inc. Investment Company Act File No.: 811-06692 Date: September 27, 2021 Contact: 1-800-882-0052 BlackRock Announces Board Approval of Cali

July 20, 2021 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. 1)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. 1) Filed by the Registrant ? Filed by a Party other than the Registrant ? Check the appropriate box: ? Preliminary Proxy Statement ? Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e

June 28, 2021 NPORT-EX

Schedule of Investments

BlackRock MuniHoldings California Quality Fund Schedule of Investments (unaudited) April 30, 2021 BlackRock MuniHoldings California Quality Fund, Inc.

June 8, 2021 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ? Filed by a Party other than the Registrant ? Check the appropriate box: ? Preliminary Proxy Statement ? Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e

December 28, 2020 NPORT-EX

Schedule of Investments

EX-MUC Schedule of Investments (unaudited) October 31, 2020 BlackRock MuniHoldings California Quality Fund, Inc.

June 30, 2020 NPORT-EX

-

Schedule of Investments (unaudited) April 30, 2020 BlackRock MuniHoldings California Quality Fund, Inc.

June 9, 2020 DEF 14A

- NON CLASSIFIED FUND N&P

Non Classified Fund N&P Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

December 26, 2019 NPORT-EX

Schedule of Investments

EX-MUC Schedule of Investments (unaudited) October 31, 2019 BlackRock MuniHoldings California Quality Fund, Inc.

June 25, 2019 NPORT-EX

MUC / BlackRock MuniHoldings California Quality Fund, Inc. NPORT-EX - -

EX-MUC Schedule of Investments (unaudited) April 30, 2019 BlackRock MuniHoldings California Quality Fund, Inc.

June 11, 2019 DEF 14A

MHE / BlackRock Massachusetts Tax-Exempt Trust DEF 14A - - NON CLASSIFIED FUND N&P

Non Classified Fund N&P Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

December 21, 2018 N-Q

MUC / BlackRock MuniHoldings California Quality Fund, Inc. BLACKROCK MUNIHOLDINGS CALIFORNIA QUALITY FUND, INC. (Quarterly Schedule of Portfolio Holdings)

BLACKROCK MUNIHOLDINGS CALIFORNIA QUALITY FUND, INC. UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED MANAGEMENT INVESTMENT COMPANY Investment Company Act file number 811-08573 Name of Fund: BlackRock MuniHoldings California Quality Fund, Inc. (MUC) Fund Address: 100 Bellevue Parkway, Wilmington, DE 19809 Name a

December 21, 2018 EX-99.CERT

CERTIFICATION PURSUANT TO RULE

CERTIFICATION PURSUANT TO SECTION 302 EX-99. CERT CERTIFICATION PURSUANT TO RULE 30a-2(a) UNDER THE 1940 ACT AND SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002 I, John M. Perlowski, Chief Executive Officer (principal executive officer) of BlackRock MuniHoldings California Quality Fund, Inc., certify that: 1. I have reviewed this report on Form N-Q of BlackRock MuniHoldings California Quality Fund,

June 20, 2018 N-Q

MUC / BlackRock MuniHoldings California Quality Fund, Inc. BLACKROCK MUNIHOLDINGS CALIFORNIA QUALITY FUND, INC. (Quarterly Schedule of Portfolio Holdings)

BLACKROCK MUNIHOLDINGS CALIFORNIA QUALITY FUND, INC. UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED MANAGEMENT INVESTMENT COMPANY Investment Company Act file number 811-08573 Name of Fund: BlackRock MuniHoldings California Quality Fund, Inc. (MUC) Fund Address: 100 Bellevue Parkway, Wilmington, DE 19809 Name a

June 20, 2018 EX-99.CERT

CERTIFICATION PURSUANT TO RULE

CERTIFICATION PURSUANT TO SECTION 302 EX-99. CERT CERTIFICATION PURSUANT TO RULE 30a-2(a) UNDER THE 1940 ACT AND SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002 I, John M. Perlowski, Chief Executive Officer (principal executive officer) of BlackRock MuniHoldings California Quality Fund, Inc., certify that: 1. I have reviewed this report on Form N-Q of BlackRock MuniHoldings California Quality Fund,

June 6, 2018 DEF 14A

MHE / BlackRock Massachusetts Tax-Exempt Trust NON CLASSIFIED FUND N&P

Non Classified Fund N&P Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

February 16, 2018 EX-24

POWER OF ATTORNEY

POWER OF ATTORNEY KNOW ALL PERSONS BY THESE PRESENTS that the undersigned hereby constitutes, designates and appoints Janey Ahn, Benjamin Archibald, Aaron Wasserman, Eugene Drozdetski, Jessica Herlihy, Gladys Chang, Kiersten Zaza, Charles Park and Tricia Meyer of BlackRock, Inc.

January 29, 2018 SC 13G/A

MUC / BlackRock MuniHoldings California Quality Fund, Inc. / WELLS FARGO & COMPANY/MN Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 5) BlackRock MuniHoldings California Quality Fund, Inc. (Name of Issuer) Variable Rate Muni Term Preferred (Title of Class of Securities) 09254L701 (CUSIP Number) December 31, 2017 (Date of Event Which Requires Filing of this Statement) Check the appropriate

December 21, 2017 EX-99.CERT

CERTIFICATION PURSUANT TO RULE

CERTIFICATION PURSUANT TO SECTION 302 EX-99. CERT CERTIFICATION PURSUANT TO RULE 30a-2(a) UNDER THE 1940 ACT AND SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002 I, John M. Perlowski, Chief Executive Officer (principal executive officer) of BlackRock MuniHoldings California Quality Fund, Inc., certify that: 1. I have reviewed this report on Form N-Q of BlackRock MuniHoldings California Quality Fund,

December 21, 2017 N-Q

Blackrock Muniholdings California Quality Fund, Inc. - BLACKROCK MUNIHOLDINGS CALIFORNIA QUALITY FUND, INC.

N-Q 1 d481854dnq.htm BLACKROCK MUNIHOLDINGS CALIFORNIA QUALITY FUND, INC. UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED MANAGEMENT INVESTMENT COMPANY Investment Company Act file number 811-08573 Name of Fund: BlackRock MuniHoldings California Quality Fund, Inc. (MUC) Fund Address: 100 Bellevue Parkway, Wilmin

June 22, 2017 N-Q

Blackrock Muniholdings California Quality Fund, Inc. - BLACKROCK MUNIHOLDINGS CALIFORNIA QUALITY FUND, INC.

BLACKROCK MUNIHOLDINGS CALIFORNIA QUALITY FUND, INC. UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED MANAGEMENT INVESTMENT COMPANY Investment Company Act file number 811-08573 Name of Fund: BlackRock MuniHoldings California Quality Fund, Inc. (MUC) Fund Address: 100 Bellevue Parkway, Wilmington, DE 19809 Name a

June 22, 2017 EX-99.CERT

CERTIFICATION PURSUANT TO RULE

CERTIFICATION PURSUANT TO SECTION 302 EX-99. CERT CERTIFICATION PURSUANT TO RULE 30a-2(a) UNDER THE 1940 ACT AND SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002 I, John M. Perlowski, Chief Executive Officer (principal executive officer) of BlackRock MuniHoldings California Quality Fund, Inc., certify that: 1. I have reviewed this report on Form N-Q of BlackRock MuniHoldings California Quality Fund,

June 7, 2017 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ? Filed by a Party other than the Registrant ? Check the appropriate box: ? Preliminary Proxy Statement ? Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e

January 24, 2017 SC 13G/A

MUC / BlackRock MuniHoldings California Quality Fund, Inc. / WELLS FARGO & COMPANY/MN Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 4) BlackRock MuniHoldings California Quality Fund, Inc. (Name of Issuer) Variable Rate Muni Term Preferred (Title of Class of Securities) 09254L701 (CUSIP Number) December 31, 2016 (Date of Event Which Requires Filing of this Statement) Check the appropriate

December 20, 2016 N-Q

BlackRock MuniHoldings California Quality Fund BLACKROCK MUNIHOLDINGS CALIFORNIA QUALITY FUND, INC. (Quarterly Schedule of Portfolio Holdings)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED MANAGEMENT INVESTMENT COMPANY Investment Company Act file number 811-08573 Name of Fund: BlackRock MuniHoldings California Quality Fund, Inc. (MUC) Fund Address: 100 Bellevue Parkway, Wilmington, DE 19809 Name and address of agent for service: John M. Perlowski, C

December 20, 2016 EX-99.CERT

EX-99. CERT

CERTIFICATION PURSUANT TO SECTION 302 EX-99. CERT CERTIFICATION PURSUANT TO RULE 30a-2(a) UNDER THE 1940 ACT AND SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002 I, John M. Perlowski, Chief Executive Officer (principal executive officer) of BlackRock MuniHoldings California Quality Fund, Inc., certify that: 1. I have reviewed this report on Form N-Q of BlackRock MuniHoldings California Quality Fund,

June 22, 2016 EX-99.CERT

EX-99. CERT

CERTIFICATION PURSUANT TO SECTION 302 EX-99. CERT CERTIFICATION PURSUANT TO RULE 30a-2(a) UNDER THE 1940 ACT AND SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002 I, John M. Perlowski, Chief Executive Officer (principal executive officer) of BlackRock MuniHoldings California Quality Fund, Inc., certify that: 1. I have reviewed this report on Form N-Q of BlackRock MuniHoldings California Quality Fund,

June 22, 2016 N-Q

BlackRock MuniHoldings California Quality Fund BLACKROCK MUNIHOLDINGS CALIFORNIA QUALITY FUND, INC. (Quarterly Schedule of Portfolio Holdings)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED MANAGEMENT INVESTMENT COMPANY Investment Company Act file number 811-08573 Name of Fund: BlackRock MuniHoldings California Quality Fund, Inc. (MUC) Fund Address: 100 Bellevue Parkway, Wilmington, DE 19809 Name and address of agent for service: John M. Perlowski, C

June 9, 2016 DEF 14A

BlackRock MuniHoldings California Quality Fund BLACKROCK PROXY

BLACKROCK PROXY Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

April 1, 2016 EX-24

POWER OF ATTORNEY

Unassociated Document POWER OF ATTORNEY KNOW ALL PERSONS BY THESE PRESENTS that the undersigned hereby constitutes, designates and appoints Janey Ahn, Benjamin Archibald, Eugene Drozdetski, Laura Ingle, Gladys Chang, Charles Park, Tricia Meyer and Howard Surloff of BlackRock, Inc.

March 2, 2016 EX-24

POWER OF ATTORNEY

Unassociated Document POWER OF ATTORNEY KNOW ALL PERSONS BY THESE PRESENTS that the undersigned hereby constitutes, designates and appoints Janey Ahn, Benjamin Archibald, Eugene Drozdetski, Laura Ingle, Gladys Chang, Charles Park, Tricia Meyer and Howard Surloff of BlackRock, Inc.

January 27, 2016 SC 13G/A

MUC / BlackRock MuniHoldings California Quality Fund, Inc. / WELLS FARGO & COMPANY/MN Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 3) BlackRock MuniHoldings California Quality Fund, Inc. (Name of Issuer) Variable Rate Muni Term Preferred (Title of Class of Securities) 09254L701 (CUSIP Number) December 31, 2015 (Date of Event Which Requires Filing of this Statement) Check the appropriate

January 19, 2016 EX-24

POWER OF ATTORNEY

Unassociated Document POWER OF ATTORNEY KNOW ALL PERSONS BY THESE PRESENTS that the undersigned hereby constitutes, designates and appoints Janey Ahn, Benjamin Archibald, Eugene Drozdetski, Laura Ingle, Gladys Chang, Charles Park, Tricia Meyer and Howard Surloff of BlackRock, Inc.

December 22, 2015 EX-99.CERT

CERTIFICATION PURSUANT TO RULE 30a-2(a) UNDER THE 1940 ACT AND SECTION 302 OF

Certifications Pursuant to Section 302 EX-99.CERT CERTIFICATION PURSUANT TO RULE 30a-2(a) UNDER THE 1940 ACT AND SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002 I, John M. Perlowski, Chief Executive Officer (principal executive officer) of BlackRock MuniHoldings California Quality Fund, Inc., certify that: 1. I have reviewed this report on Form N-Q of BlackRock MuniHoldings California Quality Fund,

December 22, 2015 N-Q

BlackRock MuniHoldings California Quality Fund BLACKROCK MUNIHOLDINGS CALIFORNIA QUALITY FUND, INC. (Quarterly Schedule of Portfolio Holdings)

BLACKROCK MUNIHOLDINGS CALIFORNIA QUALITY FUND, INC. UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED MANAGEMENT INVESTMENT COMPANY Investment Company Act file number 811-08573 Name of Fund: BlackRock MuniHoldings California Quality Fund, Inc. (MUC) Fund Address: 100 Bellevue Parkway, Wilmington, DE 19809 Name a

September 28, 2015 EX-99.77B ACCT LTTR

REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

Unassociated Document REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM To the Shareholders and Board of Directors of BlackRock MuniHoldings California Quality Fund, Inc.

June 22, 2015 N-Q

BlackRock MuniHoldings California Quality Fund BLACKROCK MUNIHOLDINGS CALIFORNIA QUALITY FUND, INC. (Quarterly Schedule of Portfolio Holdings)

BLACKROCK MUNIHOLDINGS CALIFORNIA QUALITY FUND, INC. UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED MANAGEMENT INVESTMENT COMPANY Investment Company Act file number 811-08573 Name of Fund: BlackRock MuniHoldings California Quality Fund, Inc. (MUC) Fund Address: 100 Bellevue Parkway, Wilmington, DE 19809 Name a

June 22, 2015 EX-99.CERT

EX-99. CERT

Certifications Pursuant to Section 302 EX-99. CERT CERTIFICATION PURSUANT TO RULE 30a-2(a) UNDER THE 1940 ACT AND SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002 I, John M. Perlowski, Chief Executive Officer (principal executive officer) of BlackRock MuniHoldings California Quality Fund, Inc., certify that: 1. I have reviewed this report on Form N-Q of BlackRock MuniHoldings California Quality Fund,

June 12, 2015 DEF 14A

BlackRock Muni New York Intermediate Duration Fund BLACKROCK PROXY NON-CLASSIFIED

BLACKROCK PROXY NON-CLASSIFIED Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

March 27, 2015 EX-99.77I NEW SECUR

BlackRock MuniHoldings California Quality Fund, Inc. (the ?Registrant?)

Unassociated Document BlackRock MuniHoldings California Quality Fund, Inc. (the ?Registrant?) 77(I) Terms of new or amended securities A copy of an amendment to the Articles Supplementary Establishing and Fixing the Rights and Preferences of the Registrant?s Series W-7 Variable Rate Muni Term Preferred Shares is attached under sub-item 77Q1(a).

March 27, 2015 EX-99.77Q1 OTHR EXHB

BlackRock MuniHoldings California Quality Fund, Inc. (the “Registrant”)

Unassociated Document BlackRock MuniHoldings California Quality Fund, Inc. (the “Registrant”) 77Q1(d): Copies of all constituent instruments defining the rights of the holders of any new class of securities and of any amendments to constituent instruments referred to in answer to sub-item 77I. A copy of an amendment to the Articles Supplementary Establishing and Fixing the Rights and Preferences o

March 27, 2015 EX-99.77Q1 OTHR EXHB

Articles of Amendment Amending the Articles Supplementary Establishing and Fixing the Rights and Preferences of Variable Rate Muni Term Preferred Shares dated September 30, 2014 are incorporated herein by reference to Exhibit 77Q1(a) to the Registrant’s Semi-Annual Report for Registered Investment Companies on Form N-SAR filed on March 27, 2015

Unassociated Document BlackRock MuniHoldings California Quality Fund, Inc. (the ?Registrant?) 77Q1(a): Copies of material amendments to Registrant?s charter or by-laws Attached please find as an exhibit under Sub-Item 77Q1(a) of Form N-SAR, a copy of the Registrant's amendment to Articles Supplementary Establishing and Fixing the Rights and Preferences of the Registrant?s Series W-7 Variable Rate

February 6, 2015 SC 13G/A

MUC / BlackRock MuniHoldings California Quality Fund, Inc. / WELLS FARGO & COMPANY/MN Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 2) BlackRock MuniHoldings California Quality Fund, Inc. (Name of Issuer) Variable Rate Muni Term Preferred (Title of Class of Securities) 09254L701 (CUSIP Number) December 31, 2014 (Date of Event Which Requires Filing of this Statement) Check the appropriate

January 16, 2015 CORRESP

MYD / BlackRock Muniyield Fund, Inc. CORRESP - -

Skadden, Arps, Slate, Meagher & Flom llp 500 BOYLSTON STREET BOSTON, MASSACHUSETTS 02116 TEL: (617) 573-4800 FAX: (617) 573-4822 www.

December 23, 2014 N-Q

Blackrock Muniholdings California Quality Fund, Inc. - BLACKROCK MUNIHOLDINGS CALIFORNIA QUALITY FUND, INC.

BLACKROCK MUNIHOLDINGS CALIFORNIA QUALITY FUND, INC. UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED MANAGEMENT INVESTMENT COMPANY Investment Company Act file number 811-08573 Name of Fund: BlackRock MuniHoldings California Quality Fund, Inc. (MUC) Fund Address: 100 Bellevue Parkway, Wilmington, DE 19809 Name a

December 23, 2014 EX-99.CERT

EX-99. CERT

Certifications Pursuant to Section 302 EX-99. CERT CERTIFICATION PURSUANT TO RULE 30a-2(a) UNDER THE 1940 ACT AND SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002 I, John M. Perlowski, Chief Executive Officer (principal executive officer) of BlackRock MuniHoldings California Quality Fund, Inc., certify that: 1. I have reviewed this report on Form N-Q of BlackRock MuniHoldings California Quality Fund,

September 26, 2014 EX-99.77B ACCT LTTR

REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM To the Shareholders and Board of Directors of BlackRock MuniHoldings California Quality Fund, Inc.

June 25, 2014 N-Q

Quarterly Schedule of Portfolio Holdings - BLACKROCK MUNIHOLDINGS CALIFORNIA QUALITY FUND, INC.

BLACKROCK MUNIHOLDINGS CALIFORNIA QUALITY FUND, INC. UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED MANAGEMENT INVESTMENT COMPANY Investment Company Act file number 811-08573 Name of Fund: BlackRock MuniHoldings California Quality Fund, Inc. (MUC) Fund Address: 100 Bellevue Parkway, Wilmington, DE 19809 Name a

June 25, 2014 EX-99.CERT

EX-99. CERT

CERTIFICATION PURSUANT TO SECTION 302 EX-99. CERT CERTIFICATION PURSUANT TO RULE 30a-2(a) UNDER THE 1940 ACT AND SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002 I, John M. Perlowski, Chief Executive Officer (principal executive officer) of BlackRock MuniHoldings California Quality Fund, Inc., certify that: 1. I have reviewed this report on Form N-Q of BlackRock MuniHoldings California Quality Fund,

June 13, 2014 DEFA14A

- BLACKROCK PROXY NON-CLASSIFIED BOARD

Blackrock Proxy Non-Classified Board UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

June 13, 2014 DEF 14A

- BLACKROCK PROXY NON-CLASSIFIED BOARD

BLACKROCK PROXY NON-CLASSIFIED BOARD UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

March 26, 2014 SC 13G/A

MUC / BlackRock MuniHoldings California Quality Fund, Inc. / WELLS FARGO & COMPANY/MN Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1) BlackRock MuniHoldings California Quality Fund, Inc. (Name of Issuer) Variable Rate Muni Term Preferred (Title of Class of Securities) 09254L701 (CUSIP Number) December 31, 2013 (Date of Event Which Requires Filing of this Statement) Check the appropriate

December 23, 2013 EX-99.CERT

EX-99. CERT

Certification Pursuant to Section 302 EX-99. CERT CERTIFICATION PURSUANT TO RULE 30a-2(a) UNDER THE 1940 ACT AND SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002 I, John M. Perlowski, Chief Executive Officer (principal executive officer) of BlackRock MuniHoldings California Quality Fund, Inc., certify that: 1. I have reviewed this report on Form N-Q of BlackRock MuniHoldings California Quality Fund,

December 23, 2013 N-Q

Quarterly Schedule of Portfolio Holdings - BLACKROCK MUNIHOLDINGS CALIFORNIA QUALITY FUND, INC.

BLACKROCK MUNIHOLDINGS CALIFORNIA QUALITY FUND, INC. UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED MANAGEMENT INVESTMENT COMPANY Investment Company Act file number 811-08573 Name of Fund: BlackRock MuniHoldings California Quality Fund, Inc. (MUC) Fund Address: 100 Bellevue Parkway, Wilmington, DE 19809 Name a

September 26, 2013 EX-99.77B ACCT LTTR

REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM To the Shareholders and Board of Directors of BlackRock MuniHoldings California Quality Fund, Inc.

June 24, 2013 N-Q

Quarterly Schedule of Portfolio Holdings - BLACKROCK MUNIHOLDINGS CALIFORNIA QUALITY FUND, INC.

BLACKROCK MUNIHOLDINGS CALIFORNIA QUALITY FUND, INC. UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED MANAGEMENT INVESTMENT COMPANY Investment Company Act file number 811-08573 Name of Fund: BlackRock MuniHoldings California Quality Fund, Inc. (MUC) Fund Address: 100 Bellevue Parkway, Wilmington, DE 19809 Name a

June 24, 2013 EX-99.CERT

EX-99. CERT

Certification Pursuant to Section 302 EX-99. CERT CERTIFICATION PURSUANT TO RULE 30a-2(a) UNDER THE 1940 ACT AND SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002 I, John M. Perlowski, Chief Executive Officer (principal executive officer) of BlackRock MuniHoldings California Quality Fund, Inc., certify that: 1. I have reviewed this report on Form N-Q of BlackRock MuniHoldings California Quality Fund,

June 13, 2013 DEF 14A

- BLACKROCK PROXY NON-CLASSIFIED BOARD

BLACKROCK PROXY NON-CLASSIFIED BOARD Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

January 29, 2013 CORRESP

-

787 Seventh Avenue New York, NY 10019-6099 Tel: 212 728 8000 Fax: 212 728 8111 January 29, 2013 Via EDGAR Laura Hatch Division of Investment Management Securities and Exchange Commission 100 F Street, NE Washington, D.

January 11, 2013 SC 13G/A

MUC / BlackRock MuniHoldings California Quality Fund, Inc. / WELLS FARGO BANK N A Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 2) Invesco Quality Municipal Income Trust (Name of Issuer) Preferred (Title of Class of Securities) 46133G701 (CUSIP Number) December 31, 2012 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to

January 11, 2013 SC 13G/A

MUC / BlackRock MuniHoldings California Quality Fund, Inc. / WELLS FARGO & COMPANY/MN Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 3) Invesco Quality Municipal Income Trust (Name of Issuer) Preferred (Title of Class of Securities) 46133G701 (CUSIP Number) December 31, 2012 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to

January 11, 2013 SC 13G

MUC / BlackRock MuniHoldings California Quality Fund, Inc. / WELLS FARGO & COMPANY/MN Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. ) BlackRock MuniHoldings California Quality Fund, Inc. (Name of Issuer) Variable Rate Muni Term Preferred (Title of Class of Securities) 09254L701 (CUSIP Number) December 31, 2012 (Date of Event Which Requires Filing of this Statement) Check the appropriate

January 11, 2013 SC 13G/A

MUC / BlackRock MuniHoldings California Quality Fund, Inc. / WELLS FARGO BANK N A Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1) BlackRock MuniHoldings California Quality Fund, Inc. (Name of Issuer) Preferred (Title of Class of Securities) 09254L701 (CUSIP Number) December 31, 2012 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the ru

December 21, 2012 N-Q

Quarterly Schedule of Portfolio Holdings - BLACKROCK MUNIHOLDINGS CALIFORNIA QUALITY FUND, INC.

BLACKROCK MUNIHOLDINGS CALIFORNIA QUALITY FUND, INC. UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED MANAGEMENT INVESTMENT COMPANY Investment Company Act file number 811-08573 Name of Fund: BlackRock MuniHoldings California Quality Fund, Inc. (MUC) Fund Address: 100 Bellevue Parkway, Wilmington, DE 19809 Name a

December 21, 2012 EX-99.CERT

EX-99. CERT

Certification Pursuant to Section 302 EX-99. CERT CERTIFICATION PURSUANT TO RULE 30a-2(a) UNDER THE 1940 ACT AND SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002 I, John M. Perlowski, Chief Executive Officer (principal executive officer) of BlackRock MuniHoldings California Quality Fund, Inc., certify that: 1. I have reviewed this report on Form N-Q of BlackRock MuniHoldings California Quality Fund,

December 7, 2012 CORRESP

-

787 Seventh Avenue New York, NY 10019-6099 Tel: 212 728 8000 Fax: 212 728 8111 December 7, 2012 Via EDGAR Laura Hatch Division of Investment Management Securities and Exchange Commission 100 F Street, NE Washington, D.

October 9, 2012 EX-99.77Q1 OTHR EXHB

[Printer Note: Insert Rider Here]

BlackRock MuniHoldings California Quality Fund, Inc. (the “Registrant”) 77Q1(a): Copies of material amendments to Registrant’s charter or by-laws Attached please find as an exhibit under Sub-Item 77Q1(a) of Form N-SAR, a copy of the Registrant's Articles Supplementary Establishing and Fixing the Rights and Preferences of the Fund’s Series W-7 Variable Rate Muni Term Preferred Shares filed with the

October 9, 2012 EX-99.77B ACCT LTTR

REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM To the Shareholders and Board of Directors of BlackRock MuniHoldings California Quality Fund, Inc.

October 9, 2012 EX-99.77Q1 OTHR EXHB

BlackRock MuniHoldings California Quality Fund, Inc. (the “Registrant”)

BlackRock MuniHoldings California Quality Fund, Inc. (the “Registrant”) 77Q1(d): Copies of all constituent instruments defining the rights of the holders of any new class of securities and of any amendments to constituent instruments referred to in answer to sub-item 77I. A copy of the Registrant's Articles Supplementary Establishing and Fixing the Rights and Preferences of the Fund’s Series W-7 V

October 9, 2012 EX-99.77Q1 OTHR EXHB

Articles Supplementary Establishing and Fixing the Rights and Preferences of Variable Rate Muni Term Preferred Shares dated March 21, 2012 are incorporated herein by reference to Exhibit 77Q1(a) to the Registrant’s Amended Annual Report for Registered Investment Companies on Form N-SAR filed on October 9, 2012.

BLACKROCK MUNIHOLDINGS CALIFORNIA QUALITY FUND, INC. ARTICLES SUPPLEMENTARY ESTABLISHING AND FIXING THE RIGHTS AND PREFERENCES OF VARIABLE RATE MUNI TERM PREFERRED SHARES Table of Contents Page DESIGNATION[INSERT PAGE NUMBER] DEFINITIONS[INSERT PAGE NUMBER] TERMS[INSERT PAGE NUMBER] 1. Number of Authorized Shares. [INSERT PAGE NUMBER] (a) Authorized Shares [INSERT PAGE NUMBER] (b) Capitalization [

October 9, 2012 EX-99.77I NEW SECUR

BlackRock MuniHoldings California Quality Fund, Inc. (the "Registrant")

BlackRock MuniHoldings California Quality Fund, Inc. (the "Registrant") 77(I) Terms of new or amended securities In connection with the Registrant's issuance of Series W-7 Variable Rate Muni Term Preferred Shares in a private placement on March 22, 2012 (the “VMTP Offering”), the Registrant filed the Articles Supplementary Establishing and Fixing the Rights and Preferences of the Registrant’s Seri

September 27, 2012 EX-99.77B ACCT LTTR

REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM To the Shareholders and Board of Directors of BlackRock MuniHoldings California Quality Fund, Inc.

June 25, 2012 N-Q

Quarterly Schedule of Portfolio Holdings -

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED MANAGEMENT INVESTMENT COMPANY Investment Company Act file number 811-08573 Name of Fund: BlackRock MuniHoldings California Quality Fund, Inc. (MUC) Fund Address: 100 Bellevue Parkway, Wilmington, DE 19809 Name and address of agent for service: John M. Perlowski, C

June 25, 2012 EX-99.CERT

EX-99. CERT

EX-99. CERT CERTIFICATION PURSUANT TO RULE 30a-2(a) UNDER THE 1940 ACT AND SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002 I, John M. Perlowski, Chief Executive Officer (principal executive officer) of BlackRock MuniHoldings California Quality Fund, Inc., certify that: 1. I have reviewed this report on Form N-Q of BlackRock MuniHoldings California Quality Fund, Inc.; 2. Based on my knowledge, this r

June 12, 2012 DEFR14A

- NON CLASSIFIED FUND NOTICE AND PROXY

NON CLASSIFIED FUND NOTICE AND PROXY Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

June 11, 2012 DEF 14A

- NON CLASSIFIED FUND NOTICE AND PROXY

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant x Filed by a Party other than the Registrant ¨ Check the appropriate box: ¨ Preliminary Proxy Statement ¨ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e

May 9, 2012 SC 13G/A

MUC / BlackRock MuniHoldings California Quality Fund, Inc. / UBS AG - SCHEDULE 13G AMENDMENT NO.3 Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Information to be included in Statements filed pursuant to Rules 13d-1(b), (c) and (d) and amendments thereto filed pursuant to Rule 13d-2(b) (Amendment No. 3) BlackRock MuniHoldings California Insured Fund, Inc (Name of Issuer) Auction Preferred Stock (Title of Class of Securities) 09254L206 09254L305 09254L404 0

April 19, 2012 SC 13D/A

MUC / BlackRock MuniHoldings California Quality Fund, Inc. / BANK OF AMERICA CORP /DE/ - BLACKROCK MUNIHOLDINGS CALIFORNIA QUALITY FUND, INC SC 13D/A Activist Investment

Page 1 of 13 Schedule 13D CUSIP No. 09254L SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D (Amendment No. 1) Under the Securities Exchange Act of 1934 BlackRock MuniHoldings California Quality Fund, Inc (Name of Issuer) AUCTION RATE PREFERRED (Title of Class of Securities) 09254L (CUSIP Number) Bank of America Corporation Bank of America Corporate Center 100 N. Tryon Street

April 10, 2012 SC 13G

MUC / BlackRock MuniHoldings California Quality Fund, Inc. / WELLS FARGO BANK N A - SCHEDULE 13G Passive Investment

Schedule 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. )* BlackRock MuniHoldings California Quality Fund, Inc. (Name of Issuer) Variable Rate Muni Term Preferred Shares (Title of Class of Securities) 09254L701 (CUSIP Number) March 22, 2012 (Date of Event Which Requires Filing of this Statement) Chec

December 22, 2011 N-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED MANAGEMENT INVESTMENT COMPANY

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED MANAGEMENT INVESTMENT COMPANY Investment Company Act file number 811-08573 Name of Fund: BlackRock MuniHoldings California Quality Fund, Inc. (MUC) Fund Address: 100 Bellevue Parkway, Wilmington, DE 19809 Name and address of agent for service: John M. Perlowski, C

December 22, 2011 EX-99.CERT

EX-99. CERT

EX-99. CERT CERTIFICATION PURSUANT TO RULE 30a-2(a) UNDER THE 1940 ACT AND SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002 I, John M. Perlowski, Chief Executive Officer (principal executive officer) of BlackRock MuniHoldings California Quality Fund, Inc., certify that: 1. I have reviewed this report on Form N-Q of BlackRock MuniHoldings California Quality Fund, Inc.; 2. Based on my knowledge, this r

September 29, 2011 EX-99.77B ACCT LTTR

REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM To the Shareholders and Board of Directors of BlackRock MuniHoldings California Quality Fund, Inc.

September 29, 2011 EX-99.77Q1 OTHR EXHB

BLACKROCK MUNIHOLDINGS CALIFORNIA INSURED FUND, INC. Articles Supplementary

BlackRock MuniHoldings California Quality Fund, Inc. (Formerly, BlackRock MuniHoldings California Insured Fund, Inc.) (the “Registrant”) 77Q1(a): Copies of material amendments to Registrant’s charter or by-laws Attached please find as an exhibit under Sub-Item 77Q1(a) of Form N-SAR a copy of the Registrant's Articles Supplementary filed with the with the State Department of Assessments and Taxatio

June 27, 2011 N-Q

UNITEDSTATES SECURITIESANDEXCHANGECOMMISSION Washington,D.C.20549 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED MANAGEMENT INVESTMENT COMPANY

mucfinal.htm - Generated by SEC Publisher for SEC Filing UNITEDSTATES SECURITIESANDEXCHANGECOMMISSION Washington,D.C.20549 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED MANAGEMENT INVESTMENT COMPANY Investment Company Act file number 811-08573 Name of Fund: BlackRock MuniHoldings California Quality Fund, Inc. (MUC) Fund Address: 100 Bellevue Parkway, Wilmington, DE 19809 Name and

June 27, 2011 EX-99

CERTIFICATION PURSUANT TO RULE 30a-2(a) UNDER THE 1940 ACT AND SECTION 302 OF

EX-99.CERT CERTIFICATION PURSUANT TO RULE 30a-2(a) UNDER THE 1940 ACT AND SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002 I, John M. Perlowski, Chief Executive Officer (principal executive officer) of BlackRock MuniHoldings California Quality Fund, Inc., certify that: 1. I have reviewed this report on Form N-Q of BlackRock MuniHoldings California Quality Fund, Inc.; 2. Based on my knowledge, this re

June 16, 2011 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant |X| Filed by a Party other than the Registrant || Check the appropriate box: || Preliminary Proxy Statement || Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) |X| Def

June 16, 2011 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant |X| Filed by a Party other than the Registrant || Check the appropriate box: || Preliminary Proxy Statement || Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) || Defi

April 20, 2011 EX-24

POWER OF ATTORNEY

POWER OF ATTORNEY KNOW ALL PERSONS BY THESE PRESENTS that the undersigned hereby constitutes, designates and appoints Howard Surloff, Janey Ahn, Edward Baer, Douglas McCormack, Aaron Wasserman, Ben Archibald and Noah Gellner of BlackRock, Inc.

April 1, 2011 EX-99.77D POLICIES

BlackRock MuniHoldings California Quality Fund, Inc.

EX-99.77D POLICIES 2 mhcain277d.htm BlackRock MuniHoldings California Quality Fund, Inc. 77D(g) Policies with respect to security investments Effective September 2, 2010, the Board of Directors of BlackRock MuniHoldings California Quality Fund, Inc. (the “Fund”) approved the following change in the Fund’s non-fundamental investment policies: Old Investment Guideline Under normal market conditions,

February 4, 2011 EX-99.1

BlackRock Closed-End Funds Announce Date of 2011 Annual Meeting of Shareholders

Exhibit 99.1 Contact: 1-800-882-0052 BlackRock Closed-End Funds Announce Date of 2011 Annual Meeting of Shareholders New York, February 4, 2011— The BlackRock Closed-End Funds listed below (each a "Fund" and collectively, the "Funds") announced today that each of their 2011 annual meetings of shareholders will be held on July 28, 2011. Additional information regarding deadlines for shareholder pro

February 4, 2011 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): February 4, 2011 BlackRock MuniHoldings California Quality Fund, Inc. (Exact Name of Registrant as Specified in Charter) MARYLAND 811-08573 22-3559052 (State or Other Jurisdiction of

January 14, 2011 SC 13G/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 2)* BlackRock MuniHoldings California Insured Fund, Inc. (Name of Issuer) Auction Preferred Stock (Title of

sc13gza UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 2)* BlackRock MuniHoldings California Insured Fund, Inc. (Name of Issuer) Auction Preferred Stock (Title of Class of Securities) 09254L206 09254L305 09254L404 09254L503 09254L602 (CUSIP Number(s)) December 31, 2010 (Date of Event Which Requires Filin

January 11, 2011 EX-99.2

LIMITED POWER OF ATTORNEY

Exhibit 99.2 EXHIBIT 99.2 LIMITED POWER OF ATTORNEY BANK OF AMERICA CORPORATION, a Delaware corporation (the “Corporation”), does hereby irrevocably make, constitute, and appoint each of Michael Didovic and Geoff Rusnak as an attorney-in-fact for the Corporation acting for the Corporation and in the Corporation’s name, place and stead, for the Corporation’s use and benefit, to bind the Corporation

January 11, 2011 EX-99.1

Joint Filing Agreement

Exhibit 99.1 EXHIBIT 99.1 Joint Filing Agreement The undersigned hereby agree that they are filing this statement jointly pursuant to Rule 13d-1(k)(1). Each of them is responsible for the timely filing of such Schedule 13D and any amendments thereto, and for the completeness and accuracy of the information concerning such person contained therein; but none of them is responsible for the completene

January 11, 2011 SC 13D

SCHEDULE 13D CUSIP No. 09254L Page 1 of 30 SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 BlackRock MuniHoldings California Quality Fund, Inc. (Name of issuer) AUCTION RATE PREFERRED (

SCHEDULE 13D CUSIP No. 09254L Page 1 of 30 SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 BlackRock MuniHoldings California Quality Fund, Inc. (Name of issuer) AUCTION RATE PREFERRED (Title of class of securities) 09254L (CUSIP number) David Lavan, Esq. O?Melveny & Myers LLP 1625 Eye Street, NW Washington, DC 20006 (202) 383-5191 (N

December 22, 2010 N-Q

UNITEDSTATES SECURITIESANDEXCHANGECOMMISSION Washington,D.C.20549 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED MANAGEMENT INVESTMENT COMPANY

UNITEDSTATES SECURITIESANDEXCHANGECOMMISSION Washington,D.C.20549 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED MANAGEMENT INVESTMENT COMPANY Investment Company Act file number 811-08573 Name of Fund: BlackRock MuniHoldings California Quality Fund, Inc. (MUC) Fund Address: 100 Bellevue Parkway, Wilmington, DE 19809 Name and address of agent for service: Anne F. Ackerley, Chief Ex

December 22, 2010 EX-99.CERT

CERTIFICATION PURSUANT TO RULE 30a-2(a) UNDER THE 1940 ACT AND SECTION 302 OF

mucex99cert.htm - Produced by Pellegrini and Associates, Inc. | 134 Spring Street New York NY 10012 | (212) 925-5151 EX-99.CERT CERTIFICATION PURSUANT TO RULE 30a-2(a) UNDER THE 1940 ACT AND SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002 I, Anne F. Ackerley, Chief Executive Officer (principal executive officer) of BlackRock MuniHoldings California Quality Fund, Inc., certify that: 1. I have reviewe

September 29, 2010 EX-99.77B ACCT LTTR

REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

Converted by FileMerlin REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM To the Shareholders and Board of Directors of BlackRock MuniHoldings California Insured Fund, Inc.

September 29, 2010 EX-99.77Q1 OTHR EXHB

BlackRock MuniHoldings California Insured Fund, Inc.

BlackRock Equity Dividend Fund BlackRock MuniHoldings California Insured Fund, Inc. 77Q1(a): Copies of material amendments to Registrant’s by-laws Amended and Restated By-Laws of the Registrant is hereby incorporated by reference to the Registrant’s Form 8-K filed on September 21, 2010 (SEC Accession No. 0001193125-10-213668 (34 Act)).

September 21, 2010 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 21, 2010 (September 17,

BLACKROCK MUNIHOLDINGS CALIFORNIA INSURED FUND, INC UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

September 21, 2010 EX-3.1

Amended and Restated Bylaws of the Registrant are incorporated herein by reference to Exhibit 3.1 to Registrant’s Form 8-K filed on September 21, 2010.

BLACKROCK MUNIHOLDINGS CALIFORNIA INSURED FUND, INC. AMENDED AND RESTATED BYLAWS Effective as of September 17, 2010 TABLE OF CONTENTS Page ARTICLE I SHAREHOLDER MEETINGS Section 1. Chair 1 Section 2. Annual Meetings of Shareholders 1 Section 3. Special Meetings of Shareholders 1 Section 4. Place of Meetings 2 Section 5. Notice of Meetings 2 Section 6. Nature of Business at Annual Meetings of Share

July 23, 2010 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant |X| Filed by a Party other than the Registrant || Check the appropriate box: || Preliminary Proxy Statement || Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) |X| Def

June 28, 2010 N-Q

UNITEDSTATES SECURITIESANDEXCHANGECOMMISSION Washington,D.C.20549 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED MANAGEMENT INVESTMENT COMPANY

UNITEDSTATES SECURITIESANDEXCHANGECOMMISSION Washington,D.C.20549 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED MANAGEMENT INVESTMENT COMPANY Investment Company Act file number 811-08573 Name of Fund: BlackRock MuniHoldings California Insured Fund, Inc. (MUC) Fund Address: 100 Bellevue Parkway, Wilmington, DE 19809 Name and address of agent for service: Anne F. Ackerley, Chief Ex

June 28, 2010 EX-99.CERT

CERTIFICATION PURSUANT TO RULE 30a-2(a) UNDER THE 1940 ACT AND SECTION 302 OF

mucex99cert.htm - Produced by Pellegrini and Associates, Inc. | 134 Spring Street New York NY 10012 | (212) 925-5151 EX-99.CERT CERTIFICATION PURSUANT TO RULE 30a-2(a) UNDER THE 1940 ACT AND SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002 I, Anne F. Ackerley, Chief Executive Officer (principal executive officer) of BlackRock MuniHoldings California Insured Fund, Inc., certify that: 1. I have reviewe

February 8, 2010 SC 13G/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1)* BlackRock MuniHoldings California Insured Fund, Inc. (Name of Issuer) Auction Preferred Stock (Title of

sc13gza UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1)* BlackRock MuniHoldings California Insured Fund, Inc. (Name of Issuer) Auction Preferred Stock (Title of Class of Securities) 09254L206 09254L305 09254L404 09254L503 09254L602 (CUSIP Number) December 31, 2009 (Date of Event Which Requires Filing o

December 23, 2009 N-Q

UNITEDSTATES SECURITIESANDEXCHANGECOMMISSION Washington,D.C.20549 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED MANAGEMENT INVESTMENT COMPANY

UNITEDSTATES SECURITIESANDEXCHANGECOMMISSION Washington,D.C.20549 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED MANAGEMENT INVESTMENT COMPANY Investment Company Act file number 811-08573 Name of Fund: BlackRock MuniHoldings California Insured Fund, Inc. (MUC) Fund Address: 100 Bellevue Parkway, Wilmington, DE 19809 Name and address of agent for service: Anne F. Ackerley, Chief Ex

December 23, 2009 EX-99.CERT

CERTIFICATION PURSUANT TO RULE 30a-2(a) UNDER THE 1940 ACT AND SECTION 302 OF

mucex99cert.htm - Produced by Pellegrini and Associates, Inc. | 134 Spring Street New York NY 10012 | (212) 925-5151 EX-99.CERT CERTIFICATION PURSUANT TO RULE 30a-2(a) UNDER THE 1940 ACT AND SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002 I, Anne F. Ackerley, Chief Executive Officer (principal executive officer) of BlackRock MuniHoldings California Insured Fund, Inc., certify that: 1. I have reviewe

September 29, 2009 EX-99.77B ACCT LTTR

REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM To the Shareholders and Board of Directors of BlackRock MuniHoldings California Insured Fund, Inc.

August 28, 2009 EX-99.77B ACCT LTTR

EX-99.77B ACCT LTTR

REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM To the Shareholders and Board of Directors of BlackRock MuniHoldings California Insured Fund, Inc.

August 10, 2009 DEFR14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant |X| Filed by a Party other than the Registrant || Check the appropriate box: || Preliminary Proxy Statement || Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) |X| Sup

July 17, 2009 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant |x| Filed by a Party other than the Registrant || Check the appropriate box: || Preliminary Proxy Statement || Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) |x| Def

May 28, 2009 N-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED MANAGEMENT INVESTMENT COMPANY

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED MANAGEMENT INVESTMENT COMPANY Investment Company Act file number 811-08573 Name of Fund: BlackRock MuniHoldings California Insured Fund, Inc. (MUC) Fund Address: 100 Bellevue Parkway, Wilmington, DE 19809 Name and address of agent for service: Donald C. Burke, Chi

May 28, 2009 EX-99.CERT

EX-99. CERT

EX-99. CERT CERTIFICATION PURSUANT TO RULE 30a-2(a) UNDER THE 1940 ACT AND SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002 I, Donald C. Burke, Chief Executive Officer (principal executive officer) of BlackRock MuniHoldings California Insured Fund, Inc., certify that: 1. I have reviewed this report on Form N-Q of BlackRock MuniHoldings California Insured Fund, Inc.; 2. Based on my knowledge, this rep

February 26, 2009 EX-99.77D POLICIES

BlackRock MuniHoldings California Insured Fund, Inc.

EX-99.77D POLICIES 2 mhcai77d.htm BlackRock MuniHoldings California Insured Fund, Inc. 77D(g) Policies with respect to security investments Effective September 12, 2008, the Board of Directors of BlackRock MuniHoldings California Insured Fund, Inc. (the “Fund”) approved the following change in the Fund’s non-fundamental investment policies: Old Investment Guideline Under normal market conditions,

February 10, 2009 SC 13G

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. )* BlackRock MuniHoldings California Insured Fund, Inc. (Name of Issuer) Auction Preferred Stock (Title of C

Filed by Bowne Pure Compliance OMB APPROVAL OMB Number: 3235-0145 Expires: February 28, 2009 Estimated average burden hours per response.

October 7, 2008 EX-3.1

BLACKROCK MUNIHOLDINGS CALIFORNIA INSURED FUND, INC. AMENDED AND RESTATED Effective as of May 29, 2008 TABLE OF CONTENTS

Exhibit 3.1 BLACKROCK MUNIHOLDINGS CALIFORNIA INSURED FUND, INC. AMENDED AND RESTATED BYLAWS Effective as of May 29, 2008 TABLE OF CONTENTS Page ARTICLE I SHAREHOLDER MEETINGS Section 1. Chairman 2 Section 2. Annual Meetings of Shareholders 2 Section 3. Special Meetings of Shareholders 2 Section 4. Place of Meetings 2 Section 5. Notice of Meetings 2 Section 6. Conduct of Meetings 4 Section 7. Adjo

October 7, 2008 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 7, 2008 (May 30, 2008) BlackRock MuniHoldings California Insured Fund, Inc. (Exact name of registrant as specified in its charter) MARYLAND 811-08573 22-3559052 (State or othe

August 29, 2008 EX-99.77P EXMPT INFO

Sales (In Thousands)

File Number: 811-08573 CIK Number: 1051004 MuniHoldings California Insured Fund, Inc.

August 29, 2008 EX-99.77B ACCT LTTR

REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM To the Shareholders and Board of Directors of BlackRock MuniHoldings California Insured Fund, Inc.

August 29, 2008 EX-99.77O RULE 10F-3

BlackRock MuniHoldings California Insured Fund, Inc. FILE #811-08573 ATTACHMENT 77O

10F-3 TRANSACTIONS BlackRock MuniHoldings California Insured Fund, Inc. FILE #811-08573 ATTACHMENT 77O TRADE DATE DESCRIPTION OF SECURITY ISSUE SIZE AMOUNT PURCHASED LIST OF UNDERWRITERS 3/5/2008 California State 1,750,000,000.00 3,975,000 Siebert Brandford Shank & Co., LLC, E.J. De La Rosa & Co., Inc, Stone & Youngberg, Morgan Stanley & Co. Incorporated, Banc of America Securities LLC, Bear, Stea

August 21, 2008 DEFA14A

August 20, 2008

August 20, 2008 Dear Shareholder: This is a report on the efforts of BlackRock and the Boards of Directors/Trustees (the ?Board?) of the BlackRock closed-end funds (the ?Funds?) to provide liquidity to shareholders of the auction market preferred shares (?AMPS?) of the Funds.

July 31, 2008 DEF 14A

IMPORTANT NEWS FOR FUND SHAREHOLDERS

August 1, 2008 Dear Shareholder: A joint annual meeting of the BlackRock closed-end funds listed in Appendix A to the enclosed proxy statement (each a “Fund”) will be held at the offices of BlackRock Advisors, LLC, Park Avenue Plaza, 55 East 52nd Street, 11th Floor, New York, New York 10055, on Friday, September 12, 2008, at 1:30 p.

February 27, 2008 EX-99.77P EXMPT INFO

Purchases (In Thousands)

Converted by FileMerlin MuniHoldings California Insured Fund, Inc. File Number: 811-08573 CIK Number: 1051004 For the Period Ending: 12/31/2007 Pursuant to Exemptive Order No. IC-15520 dated January 5, 1987 the following schedule enumerates the transactions with Merrill Lynch, Pierce, Fenner & Smith Incorporated, for the year ended December 31, 2007. Purchases (In Thousands) Transaction Face Secur

August 29, 2007 EX-99.77O RULE 10F-3

BLACKROCK MuniHoldings California Insured FILE #811-08573 ATTACHMENT 77O

10F-3 TRANSACTIONS BLACKROCK MuniHoldings California Insured FILE #811-08573 ATTACHMENT 77O TRADE DATE DESCRIPTION OF SECURITY ISSUE SIZE AMOUNT PURCHASED LIST OF UNDERWRITERS 6/29/2006 CALIFORNIA HSG FIN AGY 120,000,000 1,125,000 Goldman Sachs & Co.

August 29, 2007 EX-99.77B ACCT LTTR

REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM To the Shareholders and Board of Directors of BlackRock MuniHoldings California Insured Fund, Inc.

July 17, 2007 DEFA14A

SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

DEFA14A 1 ddefa14a.htm BLACKROCK SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant x Filed by a Party other than the Registrant ¨ Check the appropriate box: ¨ Preliminary Proxy Statement. ¨ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)). ¨ Definitive Proxy Statement. x Definitive Additional Materia

July 5, 2007 DEFA14A

SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

BLACKROCK SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant x Filed by a Party other than the Registrant ¨ Check the appropriate box: ¨ Preliminary Proxy Statement.

July 2, 2007 DEF 14A

SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

BLACKROCK Table of Contents SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant x Filed by a Party other than the Registrant ¨ Check the appropriate box: ¨ Preliminary Proxy Statement.

July 2, 2007 DEFA14A

SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

BLACKROCK SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant x Filed by a Party other than the Registrant ¨ Check the appropriate box: ¨ Preliminary Proxy Statement.

June 21, 2007 EX-99.77B ACCT LTTR

MuniHoldings California Insured Fund, Inc. (?Registrant?)

MuniHoldings California Insured Fund, Inc. (?Registrant?) SUB-ITEM 77B: Accountant?s report on internal control Management?s commentary regarding the material weakness discussed in accountant?s report on internal control May 18, 2007 To the Securities and Exchange Commission: The report on internal control of the Registrant?s independent registered public accounting firm, Deloitte & Touche LLP (?D

June 21, 2007 EX-99.77B ACCT LTTR

REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM To the Shareholders and Board of Directors of MuniHoldings California Insured Fund, Inc.

June 21, 2007 EX-99.77O RULE 10F-3

MUNIHOLDINGS CALIFORNIA INSURED FUND, INC. FILE # 811-8573 ATTACHMENT 77O

10F-3 TRANSACTIONS MUNIHOLDINGS CALIFORNIA INSURED FUND, INC. FILE # 811-8573 ATTACHMENT 77O TRADE DATE DESCRIPTION OF SECURITY ISSUE SIZE AMOUNT PURCHASED LIST OF UNDERWRITERS 1/12/2006 Sacramento CA MUD 300,375,000 34,260,000 Goldman Sachs Bear Stearns Merrill Lynch Morgan Stanley E.J. De La Rosa M.R. Beal & Co. Ramirez & Co 4/5/2006 Bay Area Toll Auth 1,149,205,000 3,500,000 Citigroup Global Ma

June 21, 2007 EX-99.77B ACCT LTTR

REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

EX-99.77B ACCT LTTR 4 mhca77b3.htm REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM To the Shareholders and Board of Directors of MuniHoldings California Insured Fund, Inc.: In planning and performing our audit of the financial statements of MuniHoldings California Insured Fund, Inc. (the “Fund”) as of and for the year ended June 30, 2006, (on which we have issued our report dated August 23

June 15, 2007 PRE 14A

SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

BLACKROCK SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant x Filed by a Party other than the Registrant ¨ Check the appropriate box: x Preliminary Proxy Statement.

March 1, 2007 EX-99.77O RULE 10F-3

BLACKROCK MuniHoldings California Insured FILE #811-08573 ATTACHMENT 77O

BLACKROCK MuniHoldings California Insured FILE #811-08573 ATTACHMENT 77O TRADE DATE DESCRIPTION OF SECURITY ISSUE SIZE AMOUNT PURCHASED LIST OF UNDERWRITERS 1/12/2006 SACRAMENTO CA MUNICIPAL UTILITY DIST 300,375,000 34,260,000 Goldman Sachs & Co.

March 1, 2007 EX-99.77Q1 OTHR EXHB

BlackRock MuniHoldings California Insured Fund

BlackRock MuniHoldings California Insured Fund (formerly MuniHoldings California Insured Fund) 77Q1(e): Copies of new or amended Registrant investment advisory contracts Form of new Investment Advisory Agreement between the Registrant and BlackRock Advisors, LLC is hereby incorporated by reference to Appendix I of Schedule 14A (Definitive Proxy Statement) filed on June 15, 2006 (SEC Accession No.

March 1, 2007 EX-99.77C VOTES

77C: Submission of matters to a vote of security holders

EX-99.77C VOTES 2 mhcai77c.htm 77C: Submission of matters to a vote of security holders At a special meeting of all shareholders of MuniHoldings California Insured Fund, Inc. held on August 15, 2006, the results were as follows: PROPOSAL 1. To approve a new investment advisory agreement between the Fund and BlackRock Advisors, Inc. or its successor (“BlackRock Advisors”). With respect to Proposal

August 29, 2006 EX-99.77O RULE 10F-3

MUNIHOLDINGS CALIFORNIA INSURED FUND, INC. FILE # 811-8573 ATTACHMENT 77O

10F-3 TRANSACTIONS MUNIHOLDINGS CALIFORNIA INSURED FUND, INC. FILE # 811-8573 ATTACHMENT 77O TRADE DATE DESCRIPTION OF SECURITY ISSUE SIZE AMOUNT PURCHASED LIST OF UNDERWRITERS 1/12/2006 Sacramento CA MUD 300,375,000 34,260,000 Goldman Sachs Bear Stearns Merrill Lynch Morgan Stanley E.J. De La Rosa M.R. Beal & Co. Ramirez & Co 4/5/2006 Bay Area Toll Auth 1,149,205,000 3,500,000 Citigroup Global Ma

August 29, 2006 EX-99.77B ACCT LTTR

REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM To the Shareholders and Board of Directors of MuniHoldings California Insured Fund, Inc.

June 26, 2006 DEFA14A

www.closedendfundproxy.com

www.closedendfundproxy.com

June 22, 2006 DEFA14A

Combined Assets of US$1 Trillion

Merrill Lynch Investment Managers/BlackRock Merger Overview Update June 2006 MLIM/BRK-0606 For Informational Purposes Only.

June 19, 2006 DEFA14A

Vote your proxy today!

DEFA14A 1 e21410defa14a.htm ADDITIONAL PROXY MATERIALS [LOGO] Merrill Lynch Investment Managers Vote your proxy today! Upcoming changes at Merrill Lynch Investment Managers require closed-end fund shareholders to vote their proxies Earlier this year Merrill Lynch announced plans to combine one of its three divisions (its asset management group known as Merrill Lynch Investment Managers) with anoth

June 15, 2006 DEF 14A

Independent Registered Public Accounting Firm Fees

SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant |X| Filed by a Party other than the Registrant || Check the appropriate box: || Preliminary Proxy Statement.

May 24, 2006 PRE 14A

Other Funds Advised by BlackRock Advisors and Fee Schedules Independent Registered Public Accounting Firm Fees [NAME OF FUND] P.O. Box 9011 Princeton, New Jersey 08543-9011 PROXY [NAME OF FUND] P.O. Box 9011 Princeton, New Jersey 08543-9011 PROXY Sig

SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant |X| Filed by a Party other than the Registrant || Check the appropriate box: |X| Preliminary Proxy Statement.

March 22, 2006 DEF 14A

As filed with the Securities and Exchange Commission on March 22, 2006 SCHEDULE 14A RULE 14a-101 INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION PROXY STATEMENT PURSUANT TO SECTION 14(A) OF THE SECURITIES EXCHANGE ACT OF 1934 (AMENDM

As filed with the Securities and Exchange Commission on March 22, 2006 SCHEDULE 14A RULE 14a-101 INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION PROXY STATEMENT PURSUANT TO SECTION 14(A) OF THE SECURITIES EXCHANGE ACT OF 1934 (AMENDMENT NO.

February 28, 2006 EX-99.77O RULE 10F-3

MUNIHOLDINGS CALIFORNIA INSURED FUND, INC. FILE # 811-8573 ATTACHMENT 77O

10F-3 TRANSACTIONS MUNIHOLDINGS CALIFORNIA INSURED FUND, INC. FILE # 811-8573 ATTACHMENT 77O TRADE DATE DESCRIPTION OF SECURITY ISSUE SIZE AMOUNT PURCHASED LIST OF UNDERWRITERS 8/11/2005 San Francisco Bay Area Rapid Transit 5% 7/1/30 352,095,000 13,100,000 Morgan Stanley Citigroup Bear Stearns Goldman Sachs Merrill Lynch Backstrom McCarley Berry Jackson Sec Loop Capital Siebert Brandford Shank 12/

August 25, 2005 EX-99.77B ACCT LTTR

REPORT OF THE INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

REPORT OF THE INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM REPORT OF THE INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM To the Shareholders and Board of Directors of MuniHoldings California Insured Fund, Inc.

March 22, 2005 DEF 14A

As filed with the Securities and Exchange Commission on March 22, 2005 SCHEDULE 14A RULE 14a-101 INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION PROXY STATEMENT PURSUANT TO SECTION 14(A) OF THE SECURITIES EXCHANGE ACT OF 1934 (AMENDM

As filed with the Securities and Exchange Commission on March 22, 2005 SCHEDULE 14A RULE 14a-101 INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION PROXY STATEMENT PURSUANT TO SECTION 14(A) OF THE SECURITIES EXCHANGE ACT OF 1934 (AMENDMENT NO.

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