<SEC-DOCUMENT>0001209191-20-011604.txt : 20200221
<SEC-HEADER>0001209191-20-011604.hdr.sgml : 20200221
<ACCEPTANCE-DATETIME>20200221170022
ACCESSION NUMBER:		0001209191-20-011604
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20200221
FILED AS OF DATE:		20200221
DATE AS OF CHANGE:		20200221

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			LLOYD ROBERT W
		CENTRAL INDEX KEY:			0001379596

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-13619
		FILM NUMBER:		20640927

	MAIL ADDRESS:	
		STREET 1:		220 S RIDGEWOOD AVE
		CITY:			DAYTONA BEACH
		STATE:			FL
		ZIP:			32114

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			BROWN & BROWN, INC.
		CENTRAL INDEX KEY:			0000079282
		STANDARD INDUSTRIAL CLASSIFICATION:	INSURANCE AGENTS BROKERS & SERVICES [6411]
		IRS NUMBER:				590864469
		STATE OF INCORPORATION:			FL
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		220 S. RIDGEWOOD AVE.
		CITY:			DAYTONA BEACH
		STATE:			FL
		ZIP:			32114
		BUSINESS PHONE:		386-252-9601

	MAIL ADDRESS:	
		STREET 1:		220 S. RIDGEWOOD AVE.
		CITY:			DAYTONA BEACH
		STATE:			FL
		ZIP:			32114

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	BROWN & BROWN, INC
		DATE OF NAME CHANGE:	20171108

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	BROWN & BROWN INC
		DATE OF NAME CHANGE:	19990623

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	POE & BROWN INC
		DATE OF NAME CHANGE:	19930827
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<DESCRIPTION>FORM 4 SUBMISSION
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2020-02-21</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000079282</issuerCik>
        <issuerName>BROWN &amp; BROWN, INC.</issuerName>
        <issuerTradingSymbol>BRO</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001379596</rptOwnerCik>
            <rptOwnerName>LLOYD ROBERT W</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>220 SOUTH RIDGEWOOD AVENUE</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>DAYTONA BEACH</rptOwnerCity>
            <rptOwnerState>FL</rptOwnerState>
            <rptOwnerZipCode>32114</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>EVP, Secy, General Counsel</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock, $.10 par value (2010 SIP)</value>
            </securityTitle>
            <transactionDate>
                <value>2020-02-21</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>15989</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.00</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>93159</value>
                    <footnoteId id="F2"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock, $10 par value (2019 SIP)</value>
            </securityTitle>
            <transactionDate>
                <value>2020-02-21</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>2576</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.00</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>2576</value>
                    <footnoteId id="F3"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock, $.10 par value</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>19460</value>
                    <footnoteId id="F4"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock, $.10 par value (PSP)</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>21048</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">These securities were granted pursuant to the Company's 2010 Stock Incentive Plan (&quot;2010 SIP&quot;).  The initial grant was made on February 24, 2017, but was subject to the satisfaction of performance-based conditions established in connection with this grant.  On February 21, 2020, the Company confirmed the satisfaction of the performance-based conditions established in connection with this grant, and the Reporting Person has voting rights and dividend entitlement with respect to these shares, but full ownership will not vest until the satisfaction of additional service-based conditions.</footnote>
        <footnote id="F2">These securities were granted pursuant to the Company's 2010 SIP. The Reporting Person has voting rights and dividend entitlement with respect to these shares, but full ownership will not vest until the satisfaction of service-based conditions.</footnote>
        <footnote id="F3">These securities were granted pursuant to the Company's 2019 Stock Incentive Plan (&quot;2019 SIP&quot;).  The Reporting Person has voting rights and dividend entitlement with respect to these shares, but full ownership will not vest until the satisfaction of service-based conditions.</footnote>
        <footnote id="F4">A total of 862 of these shares were acquired through the Company's Employee Stock Purchase Plan in July 2019. Number of shares may vary due to dividend reinvestment.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Robert W. Lloyd</signatureName>
        <signatureDate>2020-02-21</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
