MYI / BlackRock MuniYield Quality Fund III, Inc. - تصريحات هيئة الأوراق المالية والبورصات، التقرير السنوي، بيان الوكيل

BlackRock MuniYield Quality Fund III, Inc.
US ˙ NYSE ˙ US09254E1038

الإحصائيات الأساسية
LEI UB5J2GS6Q51M6A2L8886
CIK 883412
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 MuniYield Quality Fund III, 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 5, 2025 424B3

BLACKROCK MUNIVEST FUND II, INC. BLACKROCK MUNIYIELD MICHIGAN QUALITY FUND, INC. BLACKROCK MUNIVEST FUND, INC. BLACKROCK MUNIYIELD QUALITY FUND III, INC. 100 Bellevue Parkway Wilmington, Delaware 19809 (800) 882-0052

BLACKROCK MUNIYIELD QUALITY FUND III, INC. Table of Contents Filed Pursuant to Rule 424(b)(3) Registration File No.: 333-288718 BLACKROCK MUNIVEST FUND II, INC. BLACKROCK MUNIYIELD MICHIGAN QUALITY FUND, INC. BLACKROCK MUNIVEST FUND, INC. BLACKROCK MUNIYIELD QUALITY FUND III, INC. 100 Bellevue Parkway Wilmington, Delaware 19809 (800) 882-0052 September 4, 2025 Dear Common Shareholder: You are cord

September 2, 2025 EX-FILING FEES

Security Type

Calculation of Filing Fee Tables N-14 BLACKROCK MUNIYIELD QUALITY FUND III, INC. Table 1: Newly Registered Securities ☐Not Applicable Security Type Security Class Title Fee Calculation Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Carry Forward Form Type Carry Forward File Number Carry Forward Initial Effective

September 2, 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.

September 2, 2025 N-14 8C/A

As filed with the Securities and Exchange Commission on September 2, 2025

BLACKROCK MUNIYIELD QUALITY FUND III, INC. As filed with the Securities and Exchange Commission on September 2, 2025 Securities Act File No. 333-288718 Investment Company Act File No. 811-06540 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 appropriate

September 2, 2025 EX-99.(1)(U)

BLACKROCK MUNIYIELD QUALITY FUND III, INC. ARTICLES OF AMENDMENT

Articles of Amendment BLACKROCK MUNIYIELD QUALITY FUND III, INC. ARTICLES OF AMENDMENT This is to certify that: First:    The charter of BlackRock MuniYield Quality Fund III, Inc., a Maryland corporation (the “Corporation”), is amended by these Articles of Amendment, which amend that section of the charter titled Articles Supplementary Establishing and Fixing the Rights and Preferences of Variable

September 2, 2025 EX-99.(11)

September 2, 2025

Opinion and Consent of Special Counsel for the Registrant September 2, 2025 BlackRock MuniYield Quality Fund III, Inc.

September 2, 2025 EX-99.(1)(S)

BLACKROCK MUNIYIELD QUALITY FUND III, INC. ARTICLES OF AMENDMENT

Articles of Amendment dated June 18, 2024 BLACKROCK MUNIYIELD QUALITY FUND III, INC.

September 2, 2025 EX-99.(6)(A)

INVESTMENT MANAGEMENT AGREEMENT

Investment Management Agreement INVESTMENT MANAGEMENT AGREEMENT AGREEMENT, dated September 29, 2006, between BlackRock MuniYield Insured Fund, Inc.

September 2, 2025 EX-99.(1)(T)

BLACKROCK MUNIYIELD QUALITY FUND III, INC. ARTICLES OF AMENDMENT

Articles of Amendment dated June 18, 2025 BLACKROCK MUNIYIELD QUALITY FUND III, INC.

September 2, 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 of Willkie Farr & Gallagher LLP 787 Seventh Avenue New York, NY 10019-6099 Tel: 212 728 8000 Fax: 212 728 8111 [●] 2025  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 [●], 2025 (each, a “Plan”).

August 12, 2025 425

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MuniYield Quality Fund (MQY) - 425 Filed by BlackRock MuniYield Quality Fund III, Inc.

August 12, 2025 425

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MuniYield Quality Fund (MQY) - 425 Filed by BlackRock MuniYield Quality Fund III, Inc.

August 12, 2025 425

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MuniYield Quality Fund (MQY) - 425 Filed by BlackRock MuniYield Quality Fund III, Inc.

August 8, 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

Proxy Statement - MYI, MIY, MVF, MVT Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

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

BLACKROCK MUNIYIELD QUALITY FUND III, INC. ARTICLES OF AMENDMENT AMENDING THE ARTICLES SUPPLEMENTARY ESTABLISHING AND FIXING THE RIGHTS AND PREFERENCES OF VARIABLE RATE DEMAND PREFERRED SHARES

Articles of Amendment Amending dated January 19, 2023 Exhibit 1(q) BLACKROCK MUNIYIELD QUALITY FUND III, INC.

July 16, 2025 EX-99.(17)

BLACKROCK MUNIYIELD MICHIGAN QUALITY FUND, INC. 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 1-888-686-6309 WITH ANY QUESTIONS. SPECIALISTS CAN ASSIS

Form of Proxy Cards for Common Shares of the Funds Exhibit (17) BLACKROCK MUNIYIELD MICHIGAN 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 Table FORM N-14 (Form Type) BLACKROCK MUNIYIELD QUALITY FUND III, 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 Table FORM N-14 (Form Type) BLACKROCK MUNIYIELD QUALITY FUND III, INC.

July 16, 2025 N-14 8C

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

BLACKROCK MUNIYIELD QUALITY FUND III, 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. 811-06540 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.    (Check

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

BLACKROCK MUNIYIELD QUALITY FUND III, INC. ARTICLES OF AMENDMENT AMENDING THE ARTICLES SUPPLEMENTARY ESTABLISHING AND FIXING THE RIGHTS AND PREFERENCES OF VARIABLE RATE DEMAND PREFERRED SHARES

Articles of Amendment Amending dated June 15, 2023 Exhibit 1(r) BLACKROCK MUNIYIELD QUALITY FUND III, INC.

July 15, 2025 425

BlackRock Municipal Merger Summary

BlackRock MuniYield Quality Fund III, Inc Filed by BlackRock MuniYield Quality Fund III, Inc.

July 15, 2025 425

BlackRock Municipal Merger Summary

BlackRock MuniYield Quality Fund III, Inc Filed by BlackRock MuniYield Quality Fund III, Inc.

July 15, 2025 425

BlackRock Municipal Merger Summary

BlackRock MuniYield Quality Fund III, Inc Filed by BlackRock MuniYield Quality Fund III, Inc.

July 15, 2025 425

Offer to Purchase Up to 2.5% of the Issued and Outstanding Shares of Common Stock BlackRock MuniVest Fund, Inc. 98% of Net Asset Value Per Share BlackRock MuniVest Fund, Inc. in Exchange for Cash THE OFFER TO PURCHASE WILL EXPIRE AT 5:00 P.M., EASTER

BlackRock MuniYield Quality Fund III, Inc. (MYI) Table of Contents Filed by BlackRock MuniYield Quality Fund III, 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 MuniVest Fund, Inc. Investment Company Act File No.: 811-05611 Date: July 15, 2025 Offer to Purchase Up to 2.5% of th

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.

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 MuniYield Quality Fund III, Inc. (the “Fund”) and BlackRock Advisors, LLC (the “Advisor,” and together with Saba and the Fund, the “Parties,” and each individually, a “P

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 MUNIYIELD QUALITY FUND III, INC. (Exact Name of Registrant as Specified in Charter) Maryland 811-06540 22-3165131 (State or Other Jurisdi

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

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

November 1, 2023 RW

BlackRock MuniYield Quality Fund III, Inc. 100 Bellevue Parkway Wilmington, DE 19809

BlackRock MuniYield Quality Fund III, Inc. 100 Bellevue Parkway Wilmington, DE 19809 November 1, 2023 VIA EDGAR U.S. Securities and Exchange Commission 100 F Street, NE Washington, D.C. 20549 Re: BlackRock MuniYield Quality Fund III, Inc. (the “Fund”) (Securities Act File No. 333-274660; Investment Company Act File No. 811-06540) Request for Withdrawal of Registration Statement             Ladies

October 3, 2023 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

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

September 22, 2023 N-14 8C

As filed with the Securities and Exchange Commission on September 22, 2023

As filed with the Securities and Exchange Commission on September 22, 2023 Securities Act File No.

September 22, 2023 EX-99.1(U)

BLACKROCK MUNIYIELD QUALITY FUND III, INC. ARTICLES OF AMENDMENT AMENDING THE ARTICLES SUPPLEMENTARY ESTABLISHING AND FIXING THE RIGHTS AND PREFERENCES OF VARIABLE RATE DEMAND PREFERRED SHARES

Exhibit 1(u) BLACKROCK MUNIYIELD QUALITY FUND III, INC. ARTICLES OF AMENDMENT AMENDING THE ARTICLES SUPPLEMENTARY ESTABLISHING AND FIXING THE RIGHTS AND PREFERENCES OF VARIABLE RATE DEMAND PREFERRED SHARES This is to certify that: First:   The charter of BlackRock MuniYield Quality Fund III, Inc., a Maryland corporation (the “Corporation”), is amended by these Articles of Amendment, which amend th

September 22, 2023 EX-FILING FEES

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

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

September 22, 2023 EX-99.(16)

POWER OF ATTORNEY

Exhibit (16) POWER OF ATTORNEY The undersigned, Cynthia L. Egan, Frank J. Fabozzi, Lorenzo A. Flores, Stayce D. Harris, J. Phillip Holloman, R. Glenn Hubbard, W. Carl Kester, Catherine A. Lynch, Arthur P. Steinmetz, Robert W. Fairbairn and John M. Perlowski, Directors of BlackRock MuniYield Quality Fund III, Inc. (the “Fund”), hereby authorize John M. Perlowski, Trent Walker, Jay M. Fife, Jonathan

September 22, 2023 EX-99.(17)

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Exhibit (17) BLACKROCK VIRGINIA MUNICIPAL BOND TRUST EVERY VOTE IS IMPORTANT PO Box 43131 Providence, RI 02940-3131 EASY VOTING OPTIONS: VOTE ON THE INTERNET Log on to: www.

September 22, 2023 EX-99.1(T)

BLACKROCK MUNIYIELD QUALITY FUND III, INC. ARTICLES OF AMENDMENT AMENDING THE ARTICLES SUPPLEMENTARY ESTABLISHING AND FIXING THE RIGHTS AND PREFERENCES OF VARIABLE RATE DEMAND PREFERRED SHARES

Exhibit 1(t) BLACKROCK MUNIYIELD QUALITY FUND III, INC. ARTICLES OF AMENDMENT AMENDING THE ARTICLES SUPPLEMENTARY ESTABLISHING AND FIXING THE RIGHTS AND PREFERENCES OF VARIABLE RATE DEMAND PREFERRED SHARES This is to certify that: First:   The charter of BlackRock MuniYield Quality Fund III, Inc., a Maryland corporation (the “Corporation”), is amended by these Articles of Amendment, which amend th

September 8, 2023 425

BlackRock Announces Board Approval of Municipal Closed-End Fund Mergers

Filed by BlackRock MuniYield Quality Fund III, 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 Michigan Quality Fund, Inc. Investment Company Act File No: 811-07080 Date: September 8, 2023 Contact: 1-800-882-0052 BlackRock Announces Board Approval of Municipal Closed-E

September 8, 2023 425

BlackRock Announces Board Approval of Municipal Closed-End Fund Mergers

Filed by BlackRock MuniYield Quality Fund III, 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 Virginia Municipal Bond Trust Investment Company Act File No: 811-21053 Date: September 8, 2023 Contact: 1-800-882-0052 BlackRock Announces Board Approval of Municipal Closed-End Fund

September 8, 2023 425

BlackRock Announces Board Approval of Municipal Closed-End Fund Mergers

Filed by BlackRock MuniYield Quality Fund III, 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 Investment Quality Municipal Trust, Inc. Investment Company Act File No: 811-07354 Date: September 8, 2023 Contact: 1-800-882-0052 BlackRock Announces Board Approval of Municipal Close

September 8, 2023 425

BlackRock Announces Board Approval of Municipal Closed-End Fund Mergers

Filed by BlackRock MuniYield Quality Fund III, 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 Pennsylvania Quality Fund Investment Company Act File No: 811-07136 Date: September 8, 2023 Contact: 1-800-882-0052 BlackRock Announces Board Approval of Municipal Closed-End

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 MuniYield Quality Fund III Schedule of Investments (unaudited) October 31, 2022 BlackRock MuniYield Quality Fund III, Inc.

July 5, 2022 EX-99.3

TD GROUP US HOLDINGS LLC SECRETARY'S CERTIFICATE

EXHIBIT 99.3 TD GROUP US HOLDINGS LLC SECRETARY'S CERTIFICATE The undersigned, being the duly elected, qualified and acting Assistant Secretary of TD Group US Holdings LLC, a Delaware Limited Liability Company, hereby certifies that the following person is a duly elected officer of TD Group US Holdings LLC: Cody J. Botnick, Assistant Secretary IN WITNESS WHEREOF, the undersigned has executed this

July 5, 2022 EX-99.9

AMENDMENT TO THE VRDP SHARES PURCHASE AGREEMENT

EXHIBIT 99.9 AMENDMENT TO THE VRDP SHARES PURCHASE AGREEMENT AMENDMENT TO THE VRDP SHARES PURCHASE AGREEMENT dated as of June 22, 2022 (this ?Amendment?) BETWEEN: (1) The Bank of New York Mellon, a New York banking corporation, including its successors and assigns, as tender and paying agent (the ?Tender and Paying Agent?); and (2) The Toronto-Dominion Bank, acting through its New York branch, a N

July 5, 2022 EX-99.6

VRDP SHARES PURCHASE AGREEMENT DATED AS OF JUNE 16, 2020 BETWEEN THE BANK OF NEW YORK MELLON, AS TENDER AND PAYING AGENT THE TORONTO-DOMINION BANK, acting through its New York branch, AS LIQUIDITY PROVIDER BLACKROCK MUNIYIELD QUALITY FUND III, INC. S

EXHIBIT 99.6 VRDP SHARES PURCHASE AGREEMENT DATED AS OF JUNE 16, 2020 BETWEEN THE BANK OF NEW YORK MELLON, AS TENDER AND PAYING AGENT AND THE TORONTO-DOMINION BANK, acting through its New York branch, AS LIQUIDITY PROVIDER BLACKROCK MUNIYIELD QUALITY FUND III, INC. SERIES W-7 VARIABLE RATE DEMAND PREFERRED SHARES (?VRDP SHARES?) TABLE OF CONTENTS 1 TABLE OF CONTENTS ARTICLE I DEFINITIONS 1 Section

July 5, 2022 SC 13D

MYI / Blackrock Muniyield Quality Fund III Inc / Toronto Dominion Investments, Inc. - SC 13D Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. n/a )* BLACKROCK MUNIYIELD QUALITY FUND III, INC. (Name of Issuer) VARIABLE RATE DEMAND PREFERRED SHARES (Title of Class of Securities) 09254E863 (CUSIP Number) Toronto-Dominion Investments, Inc. 1 Vanderbilt Avenue New York, NY 10017 (212) 827-7488 (Name, A

July 5, 2022 EX-99.7

BLACKROCK MUNIYIELD QUALITY FUND III, INC. TD SECURITIES (USA) LLC VRDP SHARES REMARKETING AGREEMENT Dated as of June 16, 2020 VRDP SHARES REMARKETING AGREEMENT

EXHIBIT 99.7 BLACKROCK MUNIYIELD QUALITY FUND III, INC. AND TD SECURITIES (USA) LLC VRDP SHARES REMARKETING AGREEMENT Dated as of June 16, 2020 VRDP SHARES REMARKETING AGREEMENT This VRDP SHARES REMARKETING AGREEMENT, dated as of June 16, 2020 (this ?Agreement?), by and among BlackRock MuniYield Quality Fund III, Inc., a non-diversified, closed-end investment company organized as a Maryland corpor

July 5, 2022 EX-99.5

VRDP SHARES FEE AGREEMENT dated as of June 16, 2020 BLACKROCK MUNIYIELD QUALITY FUND III, INC, as Issuer THE TORONTO-DOMINION BANK, acting through its New York branch as Liquidity Provider BlackRock MuniYield Quality Fund III, Inc. Variable Rate Dema

EXHIBIT 99.5 VRDP SHARES FEE AGREEMENT dated as of June 16, 2020 between BLACKROCK MUNIYIELD QUALITY FUND III, INC, as Issuer and THE TORONTO-DOMINION BANK, acting through its New York branch as Liquidity Provider BlackRock MuniYield Quality Fund III, Inc. Variable Rate Demand Preferred Shares (?VRDP Shares?), Series W-7 1 TABLE OF CONTENTS Page ARTICLE I DEFINITIONS 1 SECTION 1.01. Definitions 1

July 5, 2022 EX-99.4

VOTING TRUST AGREEMENT

EXHIBIT 99.4 VOTING TRUST AGREEMENT THIS VOTING TRUST AGREEMENT (this ?Agreement?) is made and entered into effective for all purposes and in all respects as of June 22, 2022, by and among Lord Securities Corporation, including its successors and assigns by operation of law, as voting trustee (the ?Voting Trustee?), Toronto Dominion Investments Inc., including its successors and assigns by operati

July 5, 2022 EX-99.2

THE TORONTO-DOMINION BANK

EXHIBIT 99.2 THE TORONTO-DOMINION BANK CERTIFICATE "RESOLVED THAT: 1. The Chief Executive Officer of the Bank be and is hereby authorized to designate offices of the Bank and appoint such officers thereto as the Chief Executive Officer may consider necessary to carry on the business of the Bank. 2. The Group Head, Senior Executive Vice President or Executive Vice President with enterprise responsi

July 5, 2022 EX-99.1

JOINT FILING AGREEMENT

EXHIBIT 99.1 JOINT FILING AGREEMENT Pursuant to and in accordance with the Securities Exchange Act of 1934, as amended (the "Exchange Act"), and the rules and regulations thereunder, each party hereto hereby agrees to the joint filing, on behalf of each of them, of any filing required by such party under Section 13 or Section 16 of the Exchange Act or any rule or regulation thereunder (including a

July 5, 2022 EX-99.10

AMENDMENT TO THE VRDP SHARES REMARKETING AGREEMENT

EXHIBIT 99.10 AMENDMENT TO THE VRDP SHARES REMARKETING AGREEMENT AMENDMENT TO THE VRDP SHARES REMARKETING AGREEMENT dated as of June 22, 2022 (this ?Amendment?) BETWEEN: (1) BlackRock MuniYield Quality Fund III, Inc., a closed-end investment company organized as a Maryland corporation, as issuer (the ?Fund?); and (2) TD Securities (USA), LLC, a New York corporation, including its successors and as

July 5, 2022 EX-99.8

AMENDMENT TO THE VRDP SHARES FEE AGREEMENT

EXHIBIT 99.8 AMENDMENT TO THE VRDP SHARES FEE AGREEMENT AMENDMENT TO THE VRDP SHARES FEE AGREEMENT dated as of June 22, 2022 (this ?Amendment?) BETWEEN: (1) BLACKROCK MUNIYIELD QUALITY FUND III, INC., a closed-end investment company organized as a Maryland corporation, as issuer (the ?Fund?); and (2) THE TORONTO-DOMINION BANK, ACTING THROUGH ITS NEW YORK BRANCH, a national banking association, inc

June 27, 2022 NPORT-EX

Schedule of Investments

BlackRock MuniYield Quality Fund III Schedule of Investments (unaudited) April 30, 2022 BlackRock MuniYield Quality Fund III, 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

December 28, 2021 NPORT-EX

Schedule of Investments

BlackRock MuniYield Quality Fund III Schedule of Investments (unaudited) October 31, 2021 BlackRock MuniYield Quality Fund III, Inc.

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

BLACKROCK MUNIYIELD QUALITY FUND III, 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 Meetings of Shar

Exhibit 3.1 BLACKROCK MUNIYIELD QUALITY FUND III, 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 Meetings of Share

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

November 2, 2021 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

8-K 1 d196728d8k.htm BLACKROCK MUNIYIELD QUALITY FUND III 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 MUNIYIELD QUALITY FUND III, INC. (Exact Name of Registrant as Specified in Char

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

July 9, 2021 SC 13G/A

MYI / Blackrock Muniyield Quality Fund III Inc / Karpus Management, Inc. - KARPUS INVESTMENT MGT / BLACKROCK MUNIYIELD QUALITY FUND III, INC. - SCHEDULE 13G/A(#3) 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 MuniYield Quality Fund III, Inc. (Name of Issuer) Common Stock (Title of Class of Securities) 09254E103 (CUSIP Number) June 30, 2021 (Date of Event Which Requires Filing of This Statement) Check the appropriate box to designate the rule pursua

June 28, 2021 NPORT-EX

Schedule of Investments

Schedule of Investments (unaudited) April 30, 2021 BlackRock MuniYield Quality Fund III, 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

February 12, 2021 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 MuniYield Quality Fund III, Inc. (Name of Issuer) Common Stock (Title of Class of Securities)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 2) * BlackRock MuniYield Quality Fund III, Inc. (Name of Issuer) Common Stock (Title of Class of Securities) 09254E103 (CUSIP Number) December 31, 2020 (Date of Event Which Requires Filing of This Statement) Check the appropriate box to designate the rule pu

December 28, 2020 NPORT-EX

Schedule of Investments

EX-MYI Schedule of Investments (unaudited) October 31, 2020 BlackRock MuniYield Quality Fund III, Inc.

June 30, 2020 NPORT-EX

-

EX-MYI Schedule of Investments (unaudited) April 30, 2020 BlackRock MuniYield Quality Fund III, 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.

February 14, 2020 SC 13G/A

MYI / BlackRock Muniyield Quality Fund III, Inc. / Karpus Management, Inc. Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13 G Under the Securities Exchange Act of 1934 (Amendment No. 1) * BlackRock MuniYield Quality Fund III Inc (MYI) (Name of Issuer) Common Stock (Title of Class of Securities) 09254E103 (CUSIP Number) December 31,2019 (Date of Event Which Requires Filing of This Statement) Check the appropriate box to designate the rul

December 26, 2019 NPORT-EX

Schedule of Investments

EX-MYI Schedule of Investments (unaudited) October 31, 2019 BlackRock MuniYield Quality Fund III, Inc.

June 25, 2019 NPORT-EX

MYI / BlackRock Muniyield Quality Fund III, Inc. NPORT-EX - -

EX-MYI Schedule of Investments (unaudited) April 30, 2019 BlackRock MuniYield Quality Fund III, 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.

February 14, 2019 SC 13G

MYI / BlackRock Muniyield Quality Fund III, Inc. / Karpus Management, Inc. Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13 G Under the Securities Exchange Act of 1934 (Amendment No. ) * BlackRock MuniYield Quality Fund III (MYI) (Name of Issuer) Common Stock (Title of Class of Securities) 09254e103 (CUSIP Number) December 31, 2018 (Date of Event Which Requires Filing of This Statement) Check the appropriate box to designate the rule pu

February 8, 2019 SC 13G/A

MYI / BlackRock Muniyield Quality Fund III, Inc. / CITIGROUP INC - SC 13G/A Passive Investment

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 13G* (Rule 13d-102) 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 (AMENDMENT NO. 1)* BlackRock MuniYield Quality Fund III, Inc. (Name of Issuer) Variable Rate Demand Preferred Shares (Title of Class of Securities) 09254E-86-3 (CUSIP Number

February 8, 2019 EX-99.1

EXHIBIT 1

EXHIBIT 1 AGREEMENT AS TO JOINT FILING OF SCHEDULE 13G Each of the undersigned hereby affirms that it is individually eligible to use Schedule 13G, and agrees that this Schedule 13G is filed on its behalf.

December 21, 2018 N-Q

MYI / BlackRock Muniyield Quality Fund III, Inc. BLACKROCK MUNIYIELD QUALITY FUND III, INC. (Quarterly Schedule of Portfolio Holdings)

BlackRock MuniYield Quality Fund III, 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 811-06540 Name of Fund: BlackRock MuniYield Quality Fund III, Inc. (MYI) Fund Address: 100 Bellevue Parkway, Wilmington, DE 19809 Name and address of agent

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 MuniYield Quality Fund III, Inc., certify that: 1. I have reviewed this report on Form N-Q of BlackRock MuniYield Quality Fund III, Inc.; 2. Based on my

June 20, 2018 N-Q

MYI / BlackRock Muniyield Quality Fund III, Inc. BLACKROCK MUNIYIELD QUALITY FUND III, INC. (Quarterly Schedule of Portfolio Holdings)

BlackRock MuniYield Quality Fund III, 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 811-06540 Name of Fund: BlackRock MuniYield Quality Fund III, Inc. (MYI) Fund Address: 100 Bellevue Parkway, Wilmington, DE 19809 Name and address of agent

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 MuniYield Quality Fund III, Inc., certify that: 1. I have reviewed this report on Form N-Q of BlackRock MuniYield Quality Fund III, Inc.; 2. Based on my

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.

December 21, 2017 N-Q

Blackrock Muniyield Quality Fund Iii, Inc. - BLACKROCK MUNIYIELD QUALITY FUND III, INC.

BlackRock MuniYield Quality Fund III, 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 811-06540 Name of Fund: BlackRock MuniYield Quality Fund III, Inc. (MYI) Fund Address: 100 Bellevue Parkway, Wilmington, DE 19809 Name and address of agent

December 21, 2017 EX-99.CERT

CERTIFICATION PURSUANT TO RULE

EX-99.CERT 2 d480248dex99cert.htm 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 MuniYield Quality Fund III, Inc., certify that: 1. I have reviewed this report on Form N-Q of BlackRock MuniYield Qual

June 22, 2017 N-Q

Blackrock Muniyield Quality Fund Iii, Inc. - BLACKROCK MUNIYIELD QUALITY FUND III, INC.

BlackRock MuniYield Quality Fund III, 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 811-06540 Name of Fund: BlackRock MuniYield Quality Fund III, Inc. (MYI) Fund Address: 100 Bellevue Parkway, Wilmington, DE 19809 Name and address of agent

June 22, 2017 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 MuniYield Quality Fund III, Inc., certify that: 1. I have reviewed this report on Form N-Q of BlackRock MuniYield Quality Fund III, Inc.; 2. Based on my

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

December 20, 2016 N-Q

BlackRock Muniyield Quality Fund III BLACKROCK MUNIYIELD QUALITY FUND III, INC. (Quarterly Schedule of Portfolio Holdings)

BlackRock MuniYield Quality Fund III, 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 811-06540 Name of Fund: BlackRock MuniYield Quality Fund III, Inc. (MYI) Fund Address: 100 Bellevue Parkway, Wilmington, DE 19809 Name and address of agent

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 MuniYield Quality Fund III, Inc., certify that: 1. I have reviewed this report on Form N-Q of BlackRock MuniYield Quality Fund III, Inc.; 2. Based on my

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 MuniYield Quality Fund III, Inc., certify that: 1. I have reviewed this report on Form N-Q of BlackRock MuniYield Quality Fund III, Inc.; 2. Based on my

June 22, 2016 N-Q

BlackRock Muniyield Quality Fund III BLACKROCK MUNIYIELD QUALITY FUND III, INC. (Quarterly Schedule of Portfolio Holdings)

N-Q 1 d176859dnq.htm BLACKROCK MUNIYIELD QUALITY FUND III, 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 811-06540 Name of Fund: BlackRock MuniYield Quality Fund III, Inc. (MYI) Fund Address: 100 Bellevue Parkway, Wilmington, DE 19809 Name

June 9, 2016 DEF 14A

BlackRock Muniyield Quality Fund III 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.

December 22, 2015 EX-99.CERT

CERTIFICATION PURSUANT TO RULE 30a-2(a) UNDER THE 1940 ACT AND SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002

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 MuniYield Quality Fund III, Inc., certify that: 1. I have reviewed this report on Form N-Q of BlackRock MuniYield Quality Fund III, Inc.; 2. Based on my

December 22, 2015 N-Q

BlackRock Muniyield Quality Fund III BLACKROCK MUNIYIELD QUALITY FUND III, INC. (Quarterly Schedule of Portfolio Holdings)

BLACKROCK MUNIYIELD QUALITY FUND III, 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 811-06540 Name of Fund: BlackRock MuniYield Quality Fund III, Inc. (MYI) Fund Address: 100 Bellevue Parkway, Wilmington, DE 19809 Name and address of agent

September 28, 2015 EX-99.77I NEW SECUR

BlackRock MuniYield Quality Fund III, Inc. File No. 811-06540 Item No. 77I (Terms of New or Amended Securities) -- Attachment

EX-99.77I NEW SECUR 4 myi77i.htm BlackRock MuniYield Quality Fund III, Inc. File No. 811-06540 Item No. 77I (Terms of New or Amended Securities) - Attachment A copy of an amendment to the Series W-7 Variable Rate Demand Preferred Shares Notice of Special Rate Period is attached under Sub-Item 77Q1(a).

September 28, 2015 EX-99.77Q1 OTHR EXHB

BlackRock MuniYield Quality Fund III, Inc. File No. 811-06540 Item No. 77Q1(d) (Copies of All Constituent Instruments Referred to in Sub-Item 77I) -- Attachment

Unassociated Document BlackRock MuniYield Quality Fund III, Inc. File No. 811-06540 Item No. 77Q1(d) (Copies of All Constituent Instruments Referred to in Sub-Item 77I) - Attachment A copy of an amendment to the Series W-7 Variable Rate Demand Preferred Shares Notice of Special Rate Period is attached under Sub-Item 77Q1(a).

September 28, 2015 EX-99.77Q1 OTHR EXHB

BlackRock MuniYield Quality Fund III, Inc. File No. 811-06540 Item No. 77Q1(a) (Copies of Material Amendments to Registrant’s Charter or By-laws) -- Attachment

EX-99.77Q1 OTHR EXHB 5 myi77q1a.htm BlackRock MuniYield Quality Fund III, Inc. File No. 811-06540 Item No. 77Q1(a) (Copies of Material Amendments to Registrant’s Charter or By-laws) - Attachment Attached please find as an exhibit under Sub-Item 77Q1(a) of Form N-SAR, a copy of BlackRock MuniYield Quality Fund III, Inc.’s (the “Fund”) Amendment to the Fund’s Series W-7 Variable Rate Demand Preferre

September 28, 2015 EX-99.77O RULE 10F-3

$112.351

Unassociated Document Participating Funds n U.S. Registered Funds (Name of Fund, Aladdin Ticker): iShares National AMT-Free Muni Bond ETF (ISHMUNI) BlackRock National Municipal Fund of Blackrock Municipal Bond Fund, Inc. (BR-NATL) BlackRock Municipal Income Quality Trust (BYM) BlackRock MuniYield Quality Fund II, Inc. (MQT) BlackRock MuniYield Quality Fund, Inc. (MQY) BlackRock MuniYield Quality F

September 28, 2015 EX-99.77B ACCT LTTR

REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

EX-99.77B ACCT LTTR 3 muni577b.htm REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM To Shareholders and Board of Directors of BlackRock MuniHoldings Quality Fund II, Inc., BlackRock MuniYield California Quality Fund, Inc., BlackRock MuniYield Michigan Quality Fund II, Inc., BlackRock MuniYield Quality Fund III, Inc., BlackRock MuniYield New York Quality Fund, Inc.: In planning and performin

September 28, 2015 EX-99.77O RULE 10F-3

$115.95

Unassociated Document (3.13)Participating Funds n U.S. Registered Funds (Name of Fund, Aladdin Ticker): iShares National AMT-Free Muni Bond ETF (ISHMUNI) BlackRock Municipal Income Quality Trust (BYM) BlackRock MuniEnhanced Fund, Inc. (MEN) BlackRock MuniYield Quality Fund II, Inc. (MQT) BlackRock MuniYield Quality Fund, Inc. (MQY) BlackRock MuniYield Quality Fund III, Inc. (MYI) BlackRock Pennsyl

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 MuniYield Quality Fund III, Inc., certify that: 1. I have reviewed this report on Form N-Q of BlackRock MuniYield Quality Fund III, Inc.; 2. Based on m

June 22, 2015 N-Q

BlackRock Muniyield Quality Fund III BLACKROCK MUNIYIELD QUALITY FUND III, INC. (Quarterly Schedule of Portfolio Holdings)

BLACKROCK MUNIYIELD QUALITY FUND III, 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 811-06540 Name of Fund: BlackRock MuniYield Quality Fund III, Inc. (MYI) Fund Address: 100 Bellevue Parkway, Wilmington, DE 19809 Name and address of agent

June 12, 2015 DEF 14A

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

DEF 14A 1 d939571ddef14a.htm BLACKROCK PROXY NON-CLASSIFIED 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,

March 27, 2015 EX-99.77O RULE 10F-3

Participating Funds

EX-99.77O RULE 10F-3 4 njtran77o.htm Participating Funds n U.S. Registered Funds (Name of Fund, Aladdin Ticker): BlackRock Municipal 2020 Term Trust (BKK) BlackRock Municipal 2018 Term Trust (BPK) BlackRock New Jersey Municipal Bond Fund of BlackRock Multi-State Municipal (BR-NJMUNI) BlackRock Municipal Income Quality Trust (BYM) BlackRock MuniEnhanced Fund, Inc. (MEN) BlackRock MuniYield New Jers

March 27, 2015 EX-99.77O RULE 10F-3

Participating Funds

Unassociated Document Participating Funds n U.S. Registered Funds (Name of Fund, Aladdin Ticker): iShares National AMT-Free Muni Bond ETF (ISHMUNI) BlackRock Municipal Income Quality Trust (BYM) BlackRock MuniEnhanced Fund, Inc. (MEN) BlackRock MuniYield Quality Fund II, Inc. (MQT) BlackRock MuniYield Quality Fund, Inc. (MQY) BlackRock MuniYield Quality Fund III, Inc. (MYI) The Offering Key Charac

March 27, 2015 EX-99.77O RULE 10F-3

Participating Funds

Unassociated Document Participating Funds n U.S. Registered Funds (Name of Fund, Aladdin Ticker): BlackRock Municipal Bond Trust (BBK) BlackRock Investment Quality Municipal Trust (BKN) BlackRock Municipal Income Quality Trust (BYM) BlackRock MuniEnhanced Fund, Inc. (MEN) BlackRock MuniYield Quality Fund II, Inc. (MQT) BlackRock MuniYield Quality Fund, Inc. (MQY) BlackRock MuniYield Quality Fund I

January 16, 2015 CORRESP

MYD / BlackRock Muniyield Fund, Inc. CORRESP - -

CORRESP 1 filename1.htm Skadden, Arps, Slate, Meagher & Flom llp 500 BOYLSTON STREET BOSTON, MASSACHUSETTS 02116 TEL: (617) 573-4800 FAX: (617) 573-4822 www.skadden.com January 16, 2015 FIRM/AFFILIATE OFFICES - CHICAGO HOUSTON LOS ANGELES NEW YORK PALO ALTO WASHINGTON, D.C. WILMINGTON - BEIJING BRUSSELS FRANKFURT HONG KONG LONDON MOSCOW MUNICH PARIS SÃO PAULO SEOUL SHANGHAI SINGAPORE SYDNEY TOKYO

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 MuniYield Quality Fund III, Inc., certify that: 1. I have reviewed this report on Form N-Q of BlackRock MuniYield Quality Fund III, Inc.; 2. Based on m

December 23, 2014 N-Q

Blackrock Muniyield Quality Fund Iii, Inc. - BLACKROCK MUNIYIELD QUALITY FUND III, INC.

BLACKROCK MUNIYIELD QUALITY FUND III, 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 811-06540 Name of Fund: BlackRock MuniYield Quality Fund III, Inc. (MYI) Fund Address: 100 Bellevue Parkway, Wilmington, DE 19809 Name and address of agent

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 Quality Fund II, Inc.

June 25, 2014 N-Q

Quarterly Schedule of Portfolio Holdings - BLACKROCK MUNIYIELD QUALITY FUND III, INC.

BLACKROCK MUNIYIELD QUALITY FUND III, 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 811-06540 Name of Fund: BlackRock MuniYield Quality Fund III, Inc. (MYI) Fund Address: 100 Bellevue Parkway, Wilmington, DE 19809 Name and address of agent

June 25, 2014 EX-99.CERT

EX-99. CERT

EX-99.CERT 2 d726336dex99cert.htm 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 MuniYield Quality Fund III, Inc., certify that: 1. I have reviewed this report on Form N-Q of BlackRock MuniYield Qual

June 13, 2014 DEF 14A

- BLACKROCK PROXY NON-CLASSIFIED BOARD

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

June 13, 2014 DEFA14A

- BLACKROCK PROXY NON-CLASSIFIED BOARD

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

March 27, 2014 EX-99.77O RULE 10F-3

Participating Funds

EX-99.77O RULE 10F-3 2 kyt77o.htm Participating Funds n U.S. Registered Funds (Name of Fund, Aladdin Ticker): BlackRock MuniAssets Fund, Inc. (MUA) iShares National AMT-Free Muni Bond ETF (ISHMUNI) BlackRock High Yield Municipal Fund (BR-HYMUNI) BlackRock Strategic Income Opportunities Portfolio (BR-SIP) BlackRock Municipal 2020 Term Trust (BKK) BlackRock Municipal Target Term Trust (BTT2) BlackRo

March 27, 2014 EX-99.77O RULE 10F-3

Participating Funds

EX-99.77O RULE 10F-3 3 njt77o.htm Participating Funds n U.S. Registered Funds (Name of Fund, Aladdin Ticker): BlackRock Municipal Target Term Trust (BTT2) BlackRock Muni Intermediate Duration Fund, Inc. (MUI) BlackRock New Jersey Municipal Bond Fund of BlackRock Multi-State Municipal (BR-NJMUNI) BlackRock MuniYield Quality Fund II, Inc. (MQT) BlackRock MuniEnhanced Fund, Inc. (MEN) BlackRock MuniH

December 23, 2013 N-Q

Quarterly Schedule of Portfolio Holdings - BLACKROCK MUNIYIELD QUALITY FUND III, INC.

BLACKROCK MUNIYIELD QUALITY FUND III, 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 811-06540 Name of Fund: BlackRock MuniYield Quality Fund III, Inc. (MYI) Fund Address: 100 Bellevue Parkway, Wilmington, DE 19809 Name and address of agent

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 MuniYield Quality Fund III, Inc., certify that: 1. I have reviewed this report on Form N-Q of BlackRock MuniYield Quality Fund III, Inc.; 2. Based on my

September 26, 2013 EX-99.77O RULE 10F-3

REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

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

September 26, 2013 EX-99.77O RULE 10F-3

Participating Funds

Participating Funds n U.S. Registered Funds (Name of Fund, Aladdin Ticker): BlackRock Municipal Income Investment Quality Trust (BAF) BlackRock Municipal Income Investment Trust (BBF) BlackRock Municipal Bond Investment Trust (BIE) BlackRock MuniHoldings Investment Quality Fund (MFL) BlackRock MuniYield Investment Quality Fund (MFT) BlackRock MuniHoldings Quality Fund II, Inc. (MUE) BlackRock Muni

September 26, 2013 EX-99.77O RULE 10F-3

Participating Funds

Participating Funds n U.S. Registered Funds (Name of Fund, Aladdin Ticker): BlackRock Municipal Income Quality Trust (BYM) BlackRock MuniYield Quality Fund, Inc. (MQY) BlackRock MuniYield Quality Fund III, Inc. (MYI) BlackRock MuniEnhanced Fund, Inc. (MEN) BlackRock Municipal Bond Trust (BBK) BlackRock Investment Quality Municipal Trust (BKN) BlackRock MuniYield Quality Fund, Inc. (MQY) BlackRock

September 26, 2013 EX-99.77Q1 OTHR EXHB

BlackRock MuniYield Quality Fund III, Inc. (the, “Registrant”)

EX-99.77Q1 OTHR EXHB 8 myi77q1d.htm BlackRock MuniYield Quality Fund III, 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 (i) the Registrant's Articles of Amendment Amending the Articles Supplementary Establishin

September 26, 2013 EX-99.77I NEW SECUR

BlackRock MuniYield Quality Fund III, Inc. (the, “Registrant”)

BlackRock MuniYield Quality Fund III, Inc. (the, “Registrant”) 77(I) Terms of new or amended securities A copy of (i) the Registrant's Articles of Amendment Amending the Articles Supplementary Establishing and Fixing the Rights and Preferences of the Fund’s Series W-7 Variable Rate Demand Preferred Shares filed with the State Department of Assessments and Taxation of Maryland on April 23, 2013 (th

September 26, 2013 EX-99.77O RULE 10F-3

Participating Funds

Participating Funds n U.S. Registered Funds (Name of Fund, Aladdin Ticker): BlackRock Muni Intermediate Duration Fund, Inc. (MUI) BlackRock MuniHoldings Fund, Inc. (MHD) BlackRock MuniYield Quality Fund II, Inc. (MQT) BlackRock Strategic Municipal Trust (BSD) BlackRock MuniYield Quality Fund III, Inc. (MYI) BlackRock MuniHoldings Investment Quality Fund (MFL) BlackRock Municipal Income Investment

September 26, 2013 EX-99.77Q1 OTHR EXHB

ARTICLES OF AMENDMENT AMENDING THE ARTICLES SUPPLEMENTARY ESTABLISHING AND FIXING THE RIGHTS AND PREFERENCES OF VARIABLE RATE DEMAND PREFERRED SHARES

BlackRock MuniYield Quality Fund III, 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 (i) the Registrant's Articles of Amendment Amending the Articles Supplementary Establishing and Fixing the Rights and Preferences of the Fund’s Series W-7 Variable Rate Demand Pref

September 26, 2013 EX-99.77E LEGAL

NSAR Item 77E - MuniYield Quality Fund III, Inc. ("MYI")

NSAR Item 77E - MuniYield Quality Fund III, Inc. ("MYI") On August 3, 2010, Dolores Eitel and other shareholders of MYI filed a purported derivative action in the Supreme Court of the State of New York, New York County. The complaint named BlackRock Advisors, LLC, BlackRock, Inc. and certain of the board members, officers and portfolio managers of MYI as defendants. The complaint alleged, among ot

June 24, 2013 N-Q

Quarterly Schedule of Portfolio Holdings - BLACKROCK MUNIYIELD QUALITY FUND III, INC.

BLACKROCK MUNIYIELD QUALITY FUND III, 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 811-06540 Name of Fund: BlackRock MuniYield Quality Fund III, Inc. (MYI) Fund Address: 100 Bellevue Parkway, Wilmington, DE 19809 Name and address of agent

June 24, 2013 EX-99.CERT

EX-99. CERT

EX-99.CERT 2 d552629dex99cert.htm 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 MuniYield Quality Fund III, Inc., certify that: 1. I have reviewed this report on Form N-Q of BlackRock MuniYield Qual

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.

March 27, 2013 EX-99.77E LEGAL

NSAR Item 77E - MuniYield Quality Fund III, Inc. ("MYI")

EX-99.77E LEGAL 2 myi77e.htm NSAR Item 77E - MuniYield Quality Fund III, Inc. ("MYI") On August 3, 2010, Dolores Eitel and other shareholders of MYI filed a purported derivative action in the Supreme Court of the State of New York, New York County. The complaint named BlackRock Advisors, LLC, BlackRock, Inc. and certain of the board members, officers and portfolio managers of MYI as defendants. Th

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.

December 21, 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 MuniYield Quality Fund III, Inc., certify that: 1. I have reviewed this report on Form N-Q of BlackRock MuniYield Quality Fund III, Inc.; 2. Based on my knowledge, this report does not conta

December 21, 2012 N-Q

Quarterly Schedule of Portfolio Holdings - FORM 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 Investment Company Act file number 811-06540 Name of Fund: BlackRock MuniYield Quality Fund III, Inc. (MYI) Fund Address: 100 Bellevue Parkway, Wilmington, DE 19809 Name and address of agent for service: John M. Perlowski, Chief Execu

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 1 Here]

BlackRock MuniYield Quality Fund III, 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 (i) the Registrant's Articles of Amendment Amending the Articles Supplementary Establishing and Fixing the Rights and Preferences of the Fund’s Series W-7 Variable Rate Demand Prefe

October 9, 2012 EX-99.77O RULE 10F-3

Participating Funds

Participating Funds n U.S. Registered Funds (Name of Fund, Aladdin Ticker): BlackRock Municipal 2020 Term Trust (BKK), BlackRock Municipal Income Quality Trust (BYM), BlackRock MuniEnhanced Fund, Inc. (MEN), BlackRock MuniYield Michigan Quality Fund, Inc. (MIY), BlackRock MuniYield Quality Fund II, Inc. (MQT), BlackRock MuniYield Quality Fund, Inc. (MQY), BlackRock MuniYield Quality Fund III, Inc.

October 9, 2012 EX-99.77Q1 OTHR EXHB

BlackRock MuniYield Quality Fund III, Inc. (the, “Registrant”)

BlackRock MuniYield Quality Fund III, 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 of Amendment Amending the Articles Supplementary Establishing and Fixing the Rights and Preferences

October 9, 2012 EX-99.77Q1 OTHR EXHB

BLACKROCK MUNIYIELD QUALITY FUND III, INC. (THE “FUND”) SERIES W-7 VARIABLE RATE DEMAND PREFERRED SHARES (“VRDP SHARES”) CUSIP NO. 09254E 863*

BLACKROCK MUNIYIELD QUALITY FUND III, INC. (THE “FUND”) SERIES W-7 VARIABLE RATE DEMAND PREFERRED SHARES (“VRDP SHARES”) CUSIP NO. 09254E 863* Notice of Special Rate Period June 20, 2012 BlackRock MuniYield Quality Fund III, Inc. 100 Bellevue Parkway Wilmington, Delaware 19809 To: Addressees listed on Schedule 1 hereto In accordance with the Fund’s Articles Supplementary Establishing and Fixing th

October 9, 2012 EX-99.77E LEGAL

NSAR Item 77E - MuniYield Quality Fund III, Inc. ("MYI")

EX-99.77E LEGAL 5 myi77e.htm NSAR Item 77E - MuniYield Quality Fund III, Inc. ("MYI") On August 3, 2010, Dolores Eitel and other shareholders of MYI filed a purported derivative action in the Supreme Court of the State of New York, New York County. The complaint named BlackRock Advisors, LLC, BlackRock, Inc. and certain of the board members, officers and portfolio managers of MYI as defendants. Th

October 9, 2012 EX-99.77O RULE 10F-3

Participating Funds

Participating Funds n U.S. Registered Funds (Name of Fund, Aladdin Ticker): BlackRock Municipal Bond Trust (BBK) BlackRock Investment Quality Municipal Trust (BKN) BlackRock Municipal Income Quality Trust (BYM) BlackRock MuniEnhanced Fund, Inc. (MEN) BlackRock MuniYield Quality Fund II, Inc. (MQT) BlackRock MuniYield Quality Fund, Inc. (MQY) BlackRock Muni Intermediate Duration Fund, Inc. (MUI) Bl

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 Quality Fund II, Inc.

October 9, 2012 EX-99.77Q1 OTHR EXHB

BLACKROCK MUNIYIELD QUALITY FUND III, INC. ARTICLES OF AMENDMENT AMENDING THE ARTICLES SUPPLEMENTARY ESTABLISHING AND FIXING THE RIGHTS AND PREFERENCES OF VARIABLE RATE DEMAND PREFERRED SHARES

EX-99.77Q1 OTHR EXHB 9 myiriderone77q1a.htm BLACKROCK MUNIYIELD QUALITY FUND III, INC. ARTICLES OF AMENDMENT AMENDING THE ARTICLES SUPPLEMENTARY ESTABLISHING AND FIXING THE RIGHTS AND PREFERENCES OF VARIABLE RATE DEMAND PREFERRED SHARES This is to certify that First: The charter of BlackRock MuniYield Quality Fund III, Inc., a Maryland corporation (the "Corporation"), is amended by these Articles

October 9, 2012 EX-99.77I NEW SECUR

BlackRock MuniYield Quality Fund III, Inc. (the, “Registrant”)

EX-99.77I NEW SECUR 6 myi77i.htm BlackRock MuniYield Quality Fund III, Inc. (the, “Registrant”) 77(I) Terms of new or amended securities A copy of (i) the Registrant's Articles of Amendment Amending the Articles Supplementary Establishing and Fixing the Rights and Preferences of the Fund’s Series W-7 Variable Rate Demand Preferred Shares filed with the State Department of Assessments and Taxation

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 Quality Fund II, Inc.

September 27, 2012 EX-99.77O RULE 10F-3

Participating Funds

Participating Funds n U.S. Registered Funds (Name of Fund, Aladdin Ticker): BlackRock Municipal 2020 Term Trust (BKK), BlackRock Municipal Income Quality Trust (BYM), BlackRock MuniEnhanced Fund, Inc. (MEN), BlackRock MuniYield Michigan Quality Fund, Inc. (MIY), BlackRock MuniYield Quality Fund II, Inc. (MQT), BlackRock MuniYield Quality Fund, Inc. (MQY), BlackRock MuniYield Quality Fund III, Inc.

September 27, 2012 EX-99.77O RULE 10F-3

Participating Funds

Participating Funds n U.S. Registered Funds (Name of Fund, Aladdin Ticker): BlackRock Municipal Bond Trust (BBK) BlackRock Investment Quality Municipal Trust (BKN) BlackRock Municipal Income Quality Trust (BYM) BlackRock MuniEnhanced Fund, Inc. (MEN) BlackRock MuniYield Quality Fund II, Inc. (MQT) BlackRock MuniYield Quality Fund, Inc. (MQY) BlackRock Muni Intermediate Duration Fund, Inc. (MUI) Bl

September 27, 2012 EX-99.77E LEGAL

NSAR Item 77E - MuniYield Quality Fund III, Inc. ("MYI")

NSAR Item 77E - MuniYield Quality Fund III, Inc. ("MYI") On August 3, 2010, Dolores Eitel and other shareholders of MYI filed a purported derivative action in the Supreme Court of the State of New York, New York County. The complaint named BlackRock Advisors, LLC, BlackRock, Inc. and certain of the board members, officers and portfolio managers of MYI as defendants. The complaint alleged, among ot

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 811-06540 Name of Fund: BlackRock MuniYield Quality Fund III, Inc. (MYI) Fund Address: 100 Bellevue Parkway, Wilmington, DE 19809 Name and address of agent for service: John M. Perlowski, Chief Execu

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 MuniYield Quality Fund III, Inc., certify that: 1. I have reviewed this report on Form N-Q of BlackRock MuniYield Quality Fund III, Inc.; 2. Based on my knowledge, this report does not conta

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

Non Classified Fund Notice and Proxy Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

March 27, 2012 EX-99.77E LEGAL

NSAR Item 77E - BlackRock MuniYield Quality Fund III, Inc. ("MYI")

NSAR Item 77E - BlackRock MuniYield Quality Fund III, Inc. ("MYI") Eitel Litigation A purported derivative complaint had been filed by Dolores Eitel and other shareholders of MYI on August 3, 2010 in the Supreme Court of the State of New York, New York County. The complaint names BlackRock Advisors, LLC, BlackRock, Inc. and certain of the board members, officers and portfolio managers of MYI as de

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 811-06540 Name of Fund: BlackRock MuniYield Quality Fund III, Inc. (MYI) Fund Address: 100 Bellevue Parkway, Wilmington, DE 19809 Name and address of agent for service: John M. Perlowski, Chief Execu

December 22, 2011 EX-99.CERT

EX-99. CERT

EX-99.CERT 2 i00547ex99-cert.htm 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 MuniYield Quality Fund III, Inc., certify that: 1. I have reviewed this report on Form N-Q of BlackRock MuniYield Quality Fund III, Inc.; 2. Based on my know

September 29, 2011 EX-99.77B ACCT LTTR

REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

EX-99.77B ACCT LTTR 7 muniqualiii.htm REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM To the Shareholders and Board of Directors of BlackRock MuniYield Quality Fund III, Inc.: In planning and performing our audit of the financial statements of BlackRock MuniYield Quality Fund III, Inc. (formerly BlackRock MuniYield Insured Fund, Inc.) (the "Fund") as of and for the year ended July 31, 2011

September 29, 2011 EX-99.77Q1 OTHR EXHB

BlackRock MuniYield Quality Fund III, Inc. (Formerly, BlackRock MuniYield Insured Fund, Inc.) (the “Registrant”)

BlackRock MuniYield Quality Fund III, Inc. (Formerly, BlackRock MuniYield Insured 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 a

September 29, 2011 EX-99.77Q1 OTHR EXHB

BLACKROCK MUNIYIELD QUALITY FUND III, INC. ARTICLES SUPPLEMENTARY ESTABLISHING AND FIXING THE RIGHTS AND PREFERENCES OF VARIABLE RATE DEMAND PREFERRED SHARES Table of Contents

Exhibit 77Q1(a)(ii) BLACKROCK MUNIYIELD QUALITY FUND III, INC. ARTICLES SUPPLEMENTARY ESTABLISHING AND FIXING THE RIGHTS AND PREFERENCES OF VARIABLE RATE DEMAND PREFERRED SHARES Table of Contents Page DESIGNATION[INSERT PAGE NUMBER] DEFINITIONS[INSERT PAGE NUMBER] PART I[INSERT PAGE NUMBER] 1. Number of Authorized Shares [INSERT PAGE NUMBER] 2. Dividends [INSERT PAGE NUMBER] (a) Ranking [INSERT PA

September 29, 2011 EX-99.77I NEW SECUR

BlackRock MuniYield Quality Fund III, Inc.

BlackRock MuniYield Quality Fund III, Inc. 77(I) Terms of new or amended securities In connection with BlackRock MuniYield Quality Fund III, Inc.'s (the “Fund”) issuance of Series W-7 Variable Rate Demand Preferred Shares in a private placement on May 19, 2011 (the “VRDP Offering”), the Fund filed the Articles Supplementary Establishing and Fixing the Rights and Preferences of the Fund’s Series W-

September 29, 2011 EX-99.77Q1 OTHR EXHB

BLACKROCK MUNIYIELD INSURED FUND, INC. Articles Supplementary

BlackRock MuniYield Quality Fund III, Inc. (Formerly, BlackRock MuniYield 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, (i) a copy of the Registrant's Articles Supplementary filed with the State Department of Assessments and Taxation of Maryland on September 1

September 29, 2011 EX-99.77O RULE 10F-3

FORM 10f-3 THE BLACKROCK FUNDS Record of Securities Purchased Under the Trust’s Rule 10f-3 Procedures

EX-99.77O RULE 10F-3 6 pennturn.htm FORM 10f-3 THE BLACKROCK FUNDS Record of Securities Purchased Under the Trust’s Rule 10f-3 Procedures 1. Name of Purchasing Portfolio: BlackRock Municipal Bond Fund (BR-INSRD), BlackRock Municipal Income Quality Trust (BYM), BlackRock MuniEnhanced Fund, Inc. (MEN), BlackRock MuniYield Quality Fund II, Inc. (MQT), BlackRock MuniYield Quality Fund, Inc. (MQY), Bla

July 11, 2011 SC 13D/A

Schedule 13D

Schedule 13D CUSIP No. 09254E SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D (Amendment No. 1) Under the Securities Exchange Act of 1934 BlackRock MuniYield Quality Fund III, Inc. (Name of Issuer) AUCTION RATE PREFERRED (Title of Class of Securities) 09254E (CUSIP Number) David Lavan, Esq. O?Melveny & Myers LLP 1625 Eye Street, NW Washington, DC 20006 (202) 383-5191 (Name,

July 8, 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. 3)* BlackRock MuniYield Quality Fund III, Inc. (Name of Issuer) Auction Preferred Stock (Title of Class of S

sc13gza UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 3)* BlackRock MuniYield Quality Fund III, Inc. (Name of Issuer) Auction Preferred Stock (Title of Class of Securities) 09254E202 09254E301 09254E400 09254E509 09254E608 09254E707 09254E806 09254E871 09254E889 (CUSIP Number(S)) June 30, 2011 (Date of

June 27, 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 MuniYield Quality Fund III, Inc., certify that: 1. I have reviewed this report on Form N-Q of BlackRock MuniYield Quality Fund III, Inc.; 2. Based on my knowledge, this report does not conta

June 27, 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 811-06540 Name of Fund: BlackRock MuniYield Quality Fund III, Inc. (MYI) Fund Address: 100 Bellevue Parkway, Wilmington, DE 19809 Name and address of agent for service: John M. Perlowski, Chief Execu

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

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

April 20, 2011 EX-24

POWER OF ATTORNEY

EX-24 2 attachment1.htm EX-24 DOCUMENT 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., and Michael Hoffman, Eric Requenez, Steve Grigoriou, Jeffrey Davidson and George Ching of Skadden, Arps, Slate, Meag

March 31, 2011 EX-99.77D POLICIES

BlackRock MuniYield Quality Fund III, Inc.

BlackRock High Income Bond Fund BlackRock MuniYield Quality Fund III, Inc. 77D(g) Policies with respect to security investments Effective September 2, 2010, the Board of Directors of BlackRock MuniYield Quality Fund III, Inc. (the “Fund”) approved the following change in the Fund’s non-fundamental investment policies: Old Investment Guideline Under normal market conditions, the Fund is required to

February 14, 2011 SC 13G/A

UNITED STATES

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1) BlackRock MuniYield Quality Fund III, Inc. (Name of Issuer) Auction Rate Preferred Stock (Title of Class of Securities) 09254E202 09254E301 09254E400 09254E509 09254E608 09254E707 09254E806 09254E889 09254E871 (CUSIP Numbers) December 31, 2010 (Date of Ev

February 14, 2011 EX-99.1

JOINT FILING AGREEMENT

EX-99.1 2 a11-56125ex99d1.htm EX-99.1 Exhibit 99.1 JOINT FILING AGREEMENT In accordance with Rule 13d-1(k) under the Securities Exchange Act of 1934, the persons or entities named below agree to the joint filing on behalf of each of them of this Schedule 13G/A with respect to the Securities of the Issuer and further agree that this joint filing agreement be included as an exhibit to this Schedule

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

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 MuniYi

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 MuniYield Quality Fund III (Exact Name of Registrant as Specified in Charter) MARYLAND 811-06540 22-3165131 (State or Other Jurisdiction of Incorporation) (

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 MuniYield Quality Fund III, Inc. (Name of Issuer) Auction Preferred Stock (Title of Class of S

sc13gza UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 2)* BlackRock MuniYield Quality Fund III, Inc. (Name of Issuer) Auction Preferred Stock (Title of Class of Securities) 09254E202 09254E301 09254E400 09254E509 09254E608 09254E707 09254E806 09254E871 09254E889 (CUSIP Number) December 31, 2010 (Date of

January 11, 2011 SC 13D

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 BlackRock MuniYield Quality Fund III, Inc. (Name of issuer) AUCTION RATE PREFERRED (Title of class of securities) (CUSIP number) David La

Schedule 13D SCHEDULE 13D CUSIP No. 09254E Page 1 of 34 SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 BlackRock MuniYield Quality Fund III, Inc. (Name of issuer) AUCTION RATE PREFERRED (Title of class of securities) 09254E (CUSIP number) David Lavan, Esq. O’Melveny & Myers LLP 1625 Eye Street, NW Washington, DC 20006 (202) 383-5191

January 11, 2011 EX-99.1

Joint Filing Agreement

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 completeness or accurac

January 11, 2011 EX-99.2

POWER OF ATTORNEY Power of Attorney To Prepare and Execute Documents Pursuant to Sections 13 and 16 of the Securities and Exchange Act of 1934, as Amended (the “Exchange Act”) and Rules thereunder, by and on Behalf of MERRILL LYNCH, PIERCE, FENNER &

Exhibit 99.2 EXHIBIT 99.2 POWER OF ATTORNEY Power of Attorney To Prepare and Execute Documents Pursuant to Sections 13 and 16 of the Securities and Exchange Act of 1934, as Amended (the “Exchange Act”) and Rules thereunder, by and on Behalf of MERRILL LYNCH, PIERCE, FENNER & SMITH INCORPORATED The undersigned, Merrill Lynch, Pierce, Fenner & Smith Incorporated (the “Corporation”), a corporation du

December 22, 2010 EX-99.CERT

EX-99. CERT

EX-99.CERT 2 i00563ex99-cert.htm 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 MuniYield Quality Fund III, Inc., certify that: 1. I have reviewed this report on Form N-Q of BlackRock MuniYield Quality Fund III, Inc.; 2. Based on my knowl

December 22, 2010 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 811-06540 Name of Fund: BlackRock MuniYield Quality Fund III, Inc. (MYI) Fund Address: 100 Bellevue Parkway, Wilmington, DE 19809 Name and address of agent for service: Anne F. Ackerley, Chief Execut

October 12, 2010 SC 13G/A

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G UNDER THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. 7)* _____ _ _BlackRock MuniYield Insured Fund Inc________________ (Name of Issuer) AUCTION RATE PREFERRED ________________

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G UNDER THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. 7)* BlackRock MuniYield Insured Fund Inc (Name of Issuer) AUCTION RATE PREFERRED (Title of Class of Securities) 09254E400 See Item 2(e) (CUSIP Number) September 30, 2010 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the Rul

September 29, 2010 EX-99.77O RULE 10F-3

FORM 10f-3 THE BLACKROCK FUNDS Record of Securities Purchased Under the Trust’s Rule 10f-3 Procedures

FORM 10f-3 THE BLACKROCK FUNDS Record of Securities Purchased Under the Trust?s Rule 10f-3 Procedures 1.

September 29, 2010 EX-99.77Q1 OTHR EXHB

BlackRock MuniYield Insured Fund, Inc.

BlackRock Equity Dividend Fund BlackRock MuniYield 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. 0001193125-10-213639 (34 Act)).

September 29, 2010 EX-99.77O RULE 10F-3

FORM 10f-3 THE BLACKROCK FUNDS Record of Securities Purchased Under the Trust’s Rule 10f-3 Procedures

FORM 10f-3 FORM 10f-3 THE BLACKROCK FUNDS Record of Securities Purchased Under the Trust’s Rule 10f-3 Procedures 1.

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 MuniYield Insured Fund, Inc.

September 21, 2010 EX-3.1

BLACKROCK MUNIYIELD INSURED FUND, INC. AMENDED AND RESTATED 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 Shareh

AMENDED AND RESTATED BYLAWS BLACKROCK MUNIYIELD 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 Mee

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 MuniYield Insured Fund, Inc. 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, 2010) BlackRock MuniYield Insured Fund, Inc. (Exact name of registrant as specified in its charter) MARYLAND 8

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

July 12, 2010 SC 13G/A

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G UNDER THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. 5)* BlackRock MuniYield Insured Fund Inc ___________________________________________________________ (Name of Issuer) AUCT

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G UNDER THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. 5)* BlackRock MuniYield Insured Fund Inc (Name of Issuer) AUCTION RATE PREFERRED (Title of Class of Securities) 09254E202 See Item 2(e) (CUSIP Number) June 30, 2010 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the Rule pur

June 28, 2010 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, Anne F. Ackerley, Chief Executive Officer (principal executive officer) of BlackRock MuniYield Insured Fund, Inc., certify that: 1. I have reviewed this report on Form N-Q of BlackRock MuniYield Insured Fund, Inc.; 2. Based on my knowledge, this report does not contain any un

June 28, 2010 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 811-06540 Name of Fund: BlackRock MuniYield Insured Fund, Inc. (MYI) Fund Address: 100 Bellevue Parkway, Wilmington, DE 19809 Name and address of agent for service: Anne F. Ackerley, Chief Executive

June 10, 2010 SC 13G/A

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G UNDER THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. 4)* BlackRock MuniYield Insured Fund Inc ___________________________________________________________ (Name of Issuer) AUCT

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G UNDER THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. 4)* BlackRock MuniYield Insured Fund Inc (Name of Issuer) AUCTION RATE PREFERRED (Title of Class of Securities) 09254E202 See Item 2(e) (CUSIP Number) May 31, 2010 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the Rule purs

April 1, 2010 EX-99.77O RULE 10F-3

FORM 10f-3 THE BLACKROCK FUNDS Record of Securities Purchased Under the Trust’s Rule 10f-3 Procedures

FORM 10f-3 FORM 10f-3 THE BLACKROCK FUNDS Record of Securities Purchased Under the Trust’s Rule 10f-3 Procedures 1.

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 MuniYield Insured Fund, Inc. (Name of Issuer) Auction Preferred Stock (Title of Class of Secur

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1)* BlackRock MuniYield Insured Fund, Inc. (Name of Issuer) Auction Preferred Stock (Title of Class of Securities) 09254E202 09254E301 09254E400 09254E509 09254E608 09254E707 09254E806 09254E871 09254E889 (CUSIP Number) December 31, 2009 (Date of Event Which

December 23, 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 811-06540 Name of Fund: BlackRock MuniYield Insured Fund, Inc. (MYI) Fund Address: 100 Bellevue Parkway, Wilmington, DE 19809 Name and address of agent for service: Anne F. Ackerley, Chief Executive

December 23, 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, Anne F. Ackerley, Chief Executive Officer (principal executive officer) of BlackRock MuniYield Insured Fund, Inc., certify that: 1. I have reviewed this report on Form N-Q of BlackRock MuniYield Insured Fund, Inc.; 2. Based on my knowledge, this report does not contain any un

September 29, 2009 EX-99.77O RULE 10F-3

FORM 10f-3 THE BLACKROCK FUNDS Record of Securities Purchased Under the Trust’s Rule 10f-3 Procedures

FORM 10f-3 THE BLACKROCK FUNDS Record of Securities Purchased Under the Trust?s Rule 10f-3 Procedures 1.

September 29, 2009 EX-99.77O RULE 10F-3

FORM 10f-3 THE BLACKROCK FUNDS Record of Securities Purchased Under the Trust’s Rule 10f-3 Procedures

FORM 10f-3 FORM 10f-3 THE BLACKROCK FUNDS Record of Securities Purchased Under the Trust’s Rule 10f-3 Procedures 1.

September 29, 2009 EX-99.77O RULE 10F-3

FORM 10f-3 THE BLACKROCK FUNDS Record of Securities Purchased Under the Trust’s Rule 10f-3 Procedures

EX-99.77O RULE 10F-3 4 myinsb77o.htm FORM 10f-3 THE BLACKROCK FUNDS Record of Securities Purchased Under the Trust’s Rule 10f-3 Procedures 1. Name of Purchasing Portfolio: BlackRock New York Municipal Income Trust II (BFY), BlackRock New York Municipal Bond Fund (BR-NY), BlackRock New York Insured Municipal Income Trust (BSE), BlackRock MuniYield New York Insured Fund, Inc. (MYN), BlackRock AMT-Fr

September 29, 2009 EX-99.77O RULE 10F-3

FORM 10f-3 THE BLACKROCK FUNDS Record of Securities Purchased Under the Trust’s Rule 10f-3 Procedures

EX-99.77O RULE 10F-3 6 myinsd77o.htm FORM 10f-3 THE BLACKROCK FUNDS Record of Securities Purchased Under the Trust’s Rule 10f-3 Procedures 1. Name of Purchasing Portfolio: BlackRock Municipal Income Investment Trust (BBF), BlackRock Municipal Bond Investment Trust (BIE), BlackRock Municipal Insured Fund (BR-INSRD), BlackRock MuniEnhanced Fund, Inc. (MEN), BlackRock MuniYield Quality Fund II, Inc.

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 MuniYield 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

July 10, 2009 SC 13G

SCHEDULE 13G Under the Securities Exchange Act of 1934 BlackRock Muni Yield Insured Fund, Inc.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 BlackRock Muni Yield Insured Fund, Inc. (Name of Issuer) Auction Rate Preferred Stock (Title of Class of Securities) 09254E202 09254E301 09254E400 09254E509 09254E608 09254E707 09254E806 09254E889 09254E871 (CUSIP Number) June 30, 2009 (Date of Event Which Requires Filing

June 26, 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 MuniYield Insured Fund, Inc., certify that: 1. I have reviewed this report on Form N-Q of BlackRock MuniYield Insured Fund, Inc.; 2. Based on my knowledge, this report does not contain any unt

June 26, 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

N-Q 1 i00190myi-nq.htm 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 811-06540 Name of Fund: BlackRock MuniYield Insured Fund, Inc. (MYI) Fund Address: 100 Bellevue Parkway, Wilmington, DE 19809 Name and address of agent for service: Donald C. B

April 1, 2009 EX-99.77O RULE 10F-3

FORM 10f-3 THE BLACKROCK FUNDS Record of Securities Purchased Under the Trust’s Rule 10f-3 Procedures

FORM 10f-3 FORM 10f-3 THE BLACKROCK FUNDS Record of Securities Purchased Under the Trust’s Rule 10f-3 Procedures 1.

April 1, 2009 EX-99.77O RULE 10F-3

FORM 10f-3 THE BLACKROCK FUNDS Record of Securities Purchased Under the Trust’s Rule 10f-3 Procedures

FORM 10f-3 THE BLACKROCK FUNDS Record of Securities Purchased Under the Trust?s Rule 10f-3 Procedures 1.

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 MuniYield Insured Fund, Inc. (Name of Issuer) Auction Preferred Stock (Title of Class of Securi

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

December 19, 2008 EX-24.3_266632

POWER OF ATTORNEY

EX-24.3266632 2 attachment1.htm EX-24 DOCUMENT POWER OF ATTORNEY KNOW ALL PERSONS BY THESE PRESENTS that the undersigned hereby constitutes, designates and appoints Howard Surloff, Janey Ahn, Denis Molleur, Edward Baer, Robert Putney, Douglas McCormack and Aaron Wasserman of BlackRock, Inc., and Michael Hoffman, Cheri Hoff, Michael D. Saarinen and Peter Lin of Skadden, Arps, Slate, Meagher & Flom

October 7, 2008 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): October 7, 2008 (May 30, 2008) Bl

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 MuniYield Insured Fund, Inc. (Exact name of registrant as specified in its charter) MARYLAND 811-06540 22-3165131 (State or other jurisdiction

October 7, 2008 EX-3.1

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

EX-3.1 2 ex3.htm AMENDED AND RESTATED BYLAWS Exhibit 3.1 BLACKROCK MUNIYIELD 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. Conduc

September 29, 2008 EX-99.77D POLICIES

BlackRock MuniYield Insured Fund, Inc.

EX-99.77D POLICIES 3 myins77d.htm BlackRock MuniYield Insured Fund, Inc. 77D(g) Policies with respect to security investments Effective September 12, 2008, the Board of Directors of BlackRock MuniYield Insured Fund, Inc. (the “Fund”) approved the following change in the Fund’s non-fundamental investment policies: Old Investment Guideline Under normal market conditions, the Fund is required to inve

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

BlackRock MuniYield Insured Fund, Inc. FILE #811-06540 ATTACHMENT 77O

BlackRock MuniYield Insured Fund, Inc. FILE #811-06540 ATTACHMENT 77O TRADE DATE DESCRIPTION OF SECURITY ISSUE SIZE AMOUNT PURCHASED LIST OF UNDERWRITERS 7/13/2007 Idaho Housing and Finance Assoc. Single Family Mortgage 46,250,000 3,555,000 Lehman Brothers, Citigroup Global Markets Inc., D.A. Davidson & Co., A.G. Edwards & Sons, Inc., Edward D. Jones & Co., Merrill Lynch & Co., Piper Jaffray, Seat

September 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 MuniYield Insured Fund, Inc.

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.

June 27, 2008 EX-99.77O RULE 10F-3

BlackRock MuniYield Insured Fund, Inc. FILE #811-06540 ATTACHMENT 77O

EX-99.77O RULE 10F-3 2 myi77o.htm BlackRock MuniYield Insured Fund, Inc. FILE #811-06540 ATTACHMENT 77O TRADE DATE DESCRIPTION OF SECURITY ISSUE SIZE AMOUNT PURCHASED LIST OF UNDERWRITERS 11/16/2007 The City of New York General Obligations Bonds 950,465,000 2,550,000 Citigroup Global Markets Inc., Bear, Stearns & Co. Inc, Merrill Lynch & Co., Morgan Stanley & Co. Incorporated., A.G. Edwards & Sons

December 28, 2007 EX-99.77O RULE 10F-3

BlackRock MuniYield Insured Fund, Inc. FILE #811-06540 ATTACHMENT 77O

EX-99.77O RULE 10F-3 4 myins77o.htm BlackRock MuniYield Insured Fund, Inc. FILE #811-06540 ATTACHMENT 77O TRADE DATE DESCRIPTION OF SECURITY ISSUE SIZE AMOUNT PURCHASED LIST OF UNDERWRITERS 10/04/06 REGIONAL TRANSN DIST COLO SALES TA 600,000,000 2,963,670 UBS Securities LLC; Citigroup Global Markets Inc.; Goldman, Sachs & Co.; J.P. Morgan Securities Inc.; Merrill Lynch & Co.; Stifel, Nicolaus & Co

December 28, 2007 EX-99.77Q1 OTHR EXHB

Ernst & Young LLP

Ernst & Young LLP Ernst & Young LLP Two Commerce Square Suite 4000 2001 Market Street Philadelphia, Pennsylvania 19103-7096 Phone: (215) 448-5000 www.

December 28, 2007 EX-99.77K CHNG ACCNT

Changes in Registrants Certifying Accountant

Changes in Registrants Certifying Accountant On August 28, 2006, Ernst & Young LLP (E&Y) resigned as the Independent Registered Public Accounting Firm of BlackRock MuniYield Insured Fund, Inc.

December 28, 2007 EX-99.77B ACCT LTTR

REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

EX-99.77B ACCT LTTR 2 myins77b.htm REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM To the Shareholders and Board of Directors of BlackRock MuniYield Insured Fund, Inc.: In planning and performing our audit of the financial statements of BlackRock MuniYield Insured Fund, Inc. (the “Fund”), as of and for the year ended October 31, 2007, in accordance with the standards of the Public Company

July 17, 2007 DEFA14A

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

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 5, 2007 DEFA14A

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

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

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

BlackRock MuniYield Insured Fund, Inc. FILE #811-06540 ATTACHMENT 77O

10F-3 TRANSACTIONS BlackRock MuniYield Insured Fund, Inc. FILE #811-06540 ATTACHMENT 77O TRADE DATE DESCRIPTION OF SECURITY ISSUE SIZE AMOUNT PURCHASED LIST OF UNDERWRITERS 11/15/06 METROPOLITAN WASH D C ARPTS AUTH A 400,000,000 10,000,000 Lehman Brothers; A.G. Edwards & Sons, Inc.; Banc of America Securities LLC; Bear, Stearns & Co. Inc.; Ferris Baker Watts, Inc.; M.R. Beal & Company; Merrill Lyn

June 15, 2007 PRE 14A

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

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.

January 18, 2007 EX-99.77K CHNG ACCNT

Changes in Registrants Certifying Accountant

Changes in Registrants Certifying Accountant Changes in Registrants Certifying Accountant On August 28, 2006, Ernst & Young LLP (E&Y) resigned as the Independent Registered Public Accounting Firm of BlackRock MuniYield Insured Fund, Inc.

January 18, 2007 EX-99.77Q1 OTHR EXHB

BlackRock MuniYield Insured Fund, Inc.

EX-99.77Q1 OTHR EXHB 8 myin77q1.htm BlackRock MuniYield Insured Fund, Inc. (formerly MuniYield Insured Fund, Inc.) 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

January 18, 2007 EX-99.77B ACCT LTTR

BlackRock MuniYield Insured Fund, Inc. (“Registrant”)

EX-99.77B ACCT LTTR 2 myinbr77b.htm BlackRock MuniYield Insured Fund, Inc. (“Registrant”) SUB-ITEM 77B: Accountant’s report on internal control January 16, 2007 To the Securities and Exchange Commission: The report on internal control of the Registrant’s independent registered public accounting firm, Deloitte & Touche LLP (“Deloitte”), is filed with this Form N-SAR-B. Deloitte’s report describes a

January 18, 2007 EX-99.77C VOTES

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

77C: Submission of matters to a vote of security holders At a special meeting of all shareholders of MuniYield Insured Fund, Inc.

January 18, 2007 EX-99.77B ACCT LTTR

REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

EX-99.77B ACCT LTTR 3 myindt77b.htm REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM To the Board of Directors and Shareholders of BlackRock MuniYield Insured Fund, Inc. In planning and performing our audit of the financial statements of BlackRock MuniYield Insured Fund, Inc. (the “Fund”) (formerly MuniYield Insured Fund, Inc.) as of and for the year ended October 31, 2006, in accordance wi

January 18, 2007 EX-99.77Q1 OTHR EXHB

Ernst & Young LLP

Ernst & Young LLP Two Commerce Square Suite 4000 2001 Market Street Philadelphia, Pennsylvania 19103-7096 Phone: (215) 448-5000 www.

January 18, 2007 EX-99.77O RULE 10F-3

FILE #811-6540 ATTACHMENT 77O

10F-3 TRANSACTIONS BLACKROCK MUNIYIELD INSURED FUND, INC. FILE #811-6540 ATTACHMENT 77O TRADE DATE DESCRIPTION OF SECURITY ISSUE SIZE AMOUNT PURCHASED LIST OF UNDERWRITERS 07/27/2006 City of Detroit, Michigan 5. 7/1/36 250,000,000 11,250,000 Loop Capital, JP Morgan Securities Inc., Merrill Lynch & Co., Bear Stearns & Co., MR Beal & Company, Melvin Securities, Morgan Stanley, NatCity Investments In

June 27, 2006 EX-99.77O RULE 10F-3

MUNIYIELD INSURED FUND, INC. FILE # 811-6540 ATTACHMENT 77O

EX-99.77O RULE 10F-3 2 myins77o.htm MUNIYIELD INSURED FUND, INC. FILE # 811-6540 ATTACHMENT 77O TRADE DATE DESCRIPTION OF SECURITY ISSUE SIZE AMOUNT PURCHASED LIST OF UNDERWRITERS 11/10/2005 Empire State Development Corp 5% 3/15/23 270,100,000 7,860,000 Citigroup Global Bear Stearns Goldman Sachs Morgan Stanley UBS Financial First Albany JP Morgan Lehman Brothers Merrill Lynch M.R. Beal Ramirez &

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!

[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 another highly regarded asset manager—BlackRock, Inc.

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

PRE 14A 1 e24086pre14a.htm PRELIMINARY PROXY STATEMENT 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. || Confidential, for use of the Commission Only (as permitted by Rule 14a-6(e)(2)). || Definitive Proxy Statement. De

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.

December 28, 2005 EX-99.77B ACCT LTTR

Report of Independent Registered Public Accounting Firm

EX-99.77B ACCT LTTR 2 myins77b.htm Report of Independent Registered Public Accounting Firm To the Shareholders and Board of Directors of MuniYield Insured Fund, Inc. In planning and performing our audit of the financial statements of MuniYield Insured Fund, Inc. as of and for the year ended October 31, 2005, in accordance with the standards of the Public Company Accounting Oversight Board (United

December 28, 2005 EX-99.77O RULE 10F-3

MUNIYIELD INSURED FUND, INC. FILE # 811-6540 ATTACHMENT 77O

EX-99.77O RULE 10F-3 3 myins77o.htm MUNIYIELD INSURED FUND, INC. FILE # 811-6540 ATTACHMENT 77O TRADE DATE DESCRIPTION OF SECURITY ISSUE SIZE AMOUNT PURCHASED LIST OF UNDERWRITERS 5/20/2005 NY City 5% 6/1/16, 30, or 33 853,135,000 9,000,000 Bear Stearns CIBC World Markets Citigroup Goldman Sachs Morgan Stanley UBS Financial Services First Albany JP Morgan Lehman Brothers Merrill Lynch M.R. Beal Ra

December 28, 2005 EX-99.77Q2 ITEM 405

MuniYield Insured Fund, Inc. File No. 811-6540 Item No. 77Q2 Compliance with Section 16(a) of the Securities Exchange Act of 1934

MuniYield Insured Fund, Inc. File No. 811-6540 Item No. 77Q2 Compliance with Section 16(a) of the Securities Exchange Act of 1934 Kenneth A. Froot, a Director for the Registrant, was subject to Section 16 of the Securities Exchange Act of 1934 with respect to the Registrant. A Form 3 should have been filed on behalf of Mr. Froot by June 1, 2005. A late filing was executed on July 1, 2005.

June 28, 2005 EX-99.77O RULE 10F-3

MUNIYIELD INSURED FUND, INC. FILE # 811-6540 ATTACHMENT 77O

MUNIYIELD INSURED FUND, INC. FILE # 811-6540 ATTACHMENT 77O TRADE DATE DESCRIPTION OF SECURITY ISSUE SIZE AMOUNT PURCHASED LIST OF UNDERWRITERS 11/5/2004 NYC GO 5% 11/1/34 1,161,950,000 12,600,000 Morgan Stanley Bear Stearns Citigroup UBS Financial MR Beal & Co. First Albany Capital Goldman Sachs JP Morgan Lehman Brothers Merrill Lynch Ramirez & Co. Roosevelt & Cross AG Edwards & Sons Advest Apex

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.

March 7, 2005 PRE 14A

As filed with the Securities and Exchange Commission on March 7, 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 (AMENDME

As filed with the Securities and Exchange Commission on March 7, 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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