<SEC-DOCUMENT>0000899243-21-016633.txt : 20210421
<SEC-HEADER>0000899243-21-016633.hdr.sgml : 20210421
<ACCEPTANCE-DATETIME>20210421201516
ACCESSION NUMBER:		0000899243-21-016633
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		3
CONFORMED PERIOD OF REPORT:	20210419
FILED AS OF DATE:		20210421
DATE AS OF CHANGE:		20210421

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			WELLS FARGO & COMPANY/MN
		CENTRAL INDEX KEY:			0000072971
		STANDARD INDUSTRIAL CLASSIFICATION:	NATIONAL COMMERCIAL BANKS [6021]
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	811-06660
		FILM NUMBER:		21842886

	BUSINESS ADDRESS:	
		STREET 1:		420 MONTGOMERY STREET
		CITY:			SAN FRANCISCO
		STATE:			CA
		ZIP:			94163
		BUSINESS PHONE:		6126671234

	MAIL ADDRESS:	
		STREET 1:		420 MONTGOMERY STREET
		CITY:			SAN FRANCISCO
		STATE:			CA
		ZIP:			94163

	FORMER NAME:	
		FORMER CONFORMED NAME:	WELLS FARGO & CO/MN
		DATE OF NAME CHANGE:	19981103

	FORMER NAME:	
		FORMER CONFORMED NAME:	NORWEST CORP
		DATE OF NAME CHANGE:	19920703

	FORMER NAME:	
		FORMER CONFORMED NAME:	NORTHWEST BANCORPORATION
		DATE OF NAME CHANGE:	19830516

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			WELLS FARGO BANK N A
		CENTRAL INDEX KEY:			0000740906
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	811-06660
		FILM NUMBER:		21842885

	BUSINESS ADDRESS:	
		STREET 1:		101 NORTH PHILLIPS AVENUE
		CITY:			SIOUX FALLS
		STATE:			SD
		ZIP:			57104
		BUSINESS PHONE:		605-575-6900

	MAIL ADDRESS:	
		STREET 1:		101 NORTH PHILLIPS AVENUE
		CITY:			SIOUX FALLS
		STATE:			SD
		ZIP:			57104

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			BLACKROCK MUNIYIELD QUALITY FUND, INC.
		CENTRAL INDEX KEY:			0000890196
		STANDARD INDUSTRIAL CLASSIFICATION:	UNKNOWN SIC - 0000 [0000]
		IRS NUMBER:				223170744
		STATE OF INCORPORATION:			NJ
		FISCAL YEAR END:			1031

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

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

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	BLACKROCK MUNIYIELD QUALITY FUND INC
		DATE OF NAME CHANGE:	20061026

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	MUNIYIELD QUALITY FUND INC
		DATE OF NAME CHANGE:	19920929
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<DESCRIPTION>FORM 4 SUBMISSION
<TEXT>
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<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2021-04-19</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000890196</issuerCik>
        <issuerName>BLACKROCK MUNIYIELD QUALITY FUND, INC.</issuerName>
        <issuerTradingSymbol>MQY</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0000072971</rptOwnerCik>
            <rptOwnerName>WELLS FARGO &amp; COMPANY/MN</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>420 MONTGOMERY STREET</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>SAN FRANCISCO</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94104</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0000740906</rptOwnerCik>
            <rptOwnerName>WELLS FARGO BANK N A</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>101 NORTH PHILLIPS AVENUE</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>SIOUX FALLS</rptOwnerCity>
            <rptOwnerState>SD</rptOwnerState>
            <rptOwnerZipCode>57104</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Variable Rate Demand Preferred Shares</value>
            </securityTitle>
            <transactionDate>
                <value>2021-04-19</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>J</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F1"/>
                <footnoteId id="F2"/>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>2737</value>
                </transactionShares>
                <transactionPricePerShare>
                    <footnoteId id="F1"/>
                    <footnoteId id="F2"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                    <footnoteId id="F1"/>
                    <footnoteId id="F2"/>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>4503</value>
                    <footnoteId id="F1"/>
                    <footnoteId id="F2"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                    <footnoteId id="F3"/>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By Subsidiary</value>
                    <footnoteId id="F3"/>
                    <footnoteId id="F4"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">In connection with the reorganization of BlackRock Maryland Municipal Bond Trust (&quot;BZM&quot;), BlackRock Massachusetts Tax-Exempt Trust (&quot;MHE&quot;), BlackRock MuniYield Arizona Fund, Inc. (&quot;MZA&quot;), BlackRock MuniYield Investment Fund (&quot;MYF&quot;) and BlackRock MuniEnhanced Fund, Inc. (&quot;MEN&quot;) into the Issuer, 185 Series W-7 Variable Rate Demand Preferred Shares (&quot;VRDP Shares&quot;) of MHE, 373 VRDP Shares of MZA and 1,425 VRDP Shares of MEN beneficially owned by Wells Fargo Bank, N.A. (&quot;WFBNA&quot;) were exchanged for an equal number of VRDP Shares of the Issuer in a cashless transaction.</footnote>
        <footnote id="F2">In addition to the VRDP Shares of MHE, MZA and MEN that were exchanged for an equal number of VRDP Shares of the Issuer, 754 VRDP Shares of the Issuer were acquired as a result of a purchase of the VRDP Shares in an open market transaction for a purchase price of $100,000 per share. WFBNA is a wholly owned subsidiary of Wells Fargo &amp; Company (&quot;Wells Fargo&quot;).</footnote>
        <footnote id="F3">This statement is jointly filed by Wells Fargo and WFBNA. Wells Fargo holds an indirect interest in the securities listed in Table I by virtue of its indirect ownership of its subsidiary WFBNA.</footnote>
        <footnote id="F4">Each reporting person declares that neither the filing of this statement nor anything herein shall be construed as an admission that such person is, for the purposes of Section 13(d) of the US Securities Exchange Act of 1934 or any other purpose, (i) acting (or has agreed or is agreeing to act together with any other person) as a partnership, limited partnership, syndicate or other group for the purpose of acquiring, holding or disposing of securities of the Issuer or otherwise with respect to the Issuer or any securities of the Issuer or (ii) a member of any group with respect to the Issuer or any securities of the Issuer.</footnote>
    </footnotes>

    <remarks>Exhibits Index
Exhibit 99.1 - Joint Filing Agreement
Exhibit 99.2 - Joint Filer Information</remarks>

    <ownerSignature>
        <signatureName>WELLS FARGO &amp; COMPANY, by: /s/ Patricia Arce</signatureName>
        <signatureDate>2021-04-21</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>WELLS FARGO BANK, N.A., by: /s/ Alejandro Piekarewicz</signatureName>
        <signatureDate>2021-04-21</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.1
<SEQUENCE>2
<FILENAME>attachment1.htm
<DESCRIPTION>EX-99.1 DOCUMENT
<TEXT>
<HTML>
<HEAD>
</HEAD>
<BODY>
<PRE>
                                                                    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 any amendment, restatement,
supplement, and/or exhibit thereto) with the Securities and Exchange Commission
(and, if such security is registered on a national securities exchange, also
with the exchange), and further agrees to the filing, furnishing, and/or
incorporation by reference of this agreement as an exhibit thereto. This
agreement shall remain in full force and effect until revoked by any party
hereto in a signed writing provided to each other party hereto, and then only
with respect to such revoking party.

    IN WITNESS WHEREOF, each party hereto, being duly authorized, has caused
this agreement to be executed and effective as of the date set forth below.

Date:  April 21, 2021                   WELLS FARGO & COMPANY


                                        By: /s/ Patricia Arce
                                            -----------------------------
                                        Name:  Patricia Arce
                                        Title: Designated Signer


                                        WELLS FARGO BANK, N.A.


                                        By: /s/ Alejandro Piekarewicz
                                            -----------------------------
                                        Name:  Alejandro Piekarewicz
                                        Title: Director













</PRE>
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</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.2
<SEQUENCE>3
<FILENAME>attachment2.htm
<DESCRIPTION>EX-99.2 DOCUMENT
<TEXT>
<HTML>
<HEAD>
</HEAD>
<BODY>
<PRE>
                                                                    EXHIBIT 99.2

                            JOINT FILER INFORMATION


          Item                            Information

Name:                              Wells Fargo Bank, N.A.

Address:                           101 North Phillips Avenue
                                   Sioux Falls, South Dakota 57104

Date of Event Requiring            April 19, 2021
Statement (Month/Day/Year):

Issuer Name and Ticker or
Trading Symbol:                    BLACKROCK MUNIYIELD QUALITY FUND, INC. [MQY]

Relationship of Reporting          10% Owner
Person(s) to Issuer:

If Amendment, Date Original        Not Applicable
Filed (Month/Day/Year):

Individual or Joint/Group Filing:  Form filed by More than One Reporting Person

Signature:                         WELLS FARGO BANK, N.A.

                                      By: /s/ Alejandro Piekarewicz
                                          ---------------------------------
                                      Name: Alejandro Piekarewicz
                                      Title: Director
                                      Date:  April 21, 2021











</PRE>
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