<SEC-DOCUMENT>0000899243-15-005232.txt : 20150922
<SEC-HEADER>0000899243-15-005232.hdr.sgml : 20150922
<ACCEPTANCE-DATETIME>20150922182915
ACCESSION NUMBER:		0000899243-15-005232
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20150918
FILED AS OF DATE:		20150922
DATE AS OF CHANGE:		20150922

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CSW INDUSTRIALS, INC.
		CENTRAL INDEX KEY:			0001624794
		STANDARD INDUSTRIAL CLASSIFICATION:	ADHESIVES & SEALANTS [2891]
		IRS NUMBER:				472266942
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0331

	BUSINESS ADDRESS:	
		STREET 1:		5400 LYNDON B. JOHNSON FREEWAY, STE 1300
		CITY:			DALLAS
		STATE:			TX
		ZIP:			75240
		BUSINESS PHONE:		(214) 884-3775

	MAIL ADDRESS:	
		STREET 1:		5400 LYNDON B. JOHNSON FREEWAY, STE 1300
		CITY:			DALLAS
		STATE:			TX
		ZIP:			75240

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	CSWC Newco Corp.
		DATE OF NAME CHANGE:	20141110

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			CAPITAL SOUTHWEST CORP
		CENTRAL INDEX KEY:			0000017313
		STATE OF INCORPORATION:			TX
		FISCAL YEAR END:			0331

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-37454
		FILM NUMBER:		151120055

	BUSINESS ADDRESS:	
		STREET 1:		5400 LYNDON B. JOHNSON FREEWAY
		STREET 2:		SUITE 1300
		CITY:			DALLAS
		STATE:			TX
		ZIP:			75240
		BUSINESS PHONE:		9722338242

	MAIL ADDRESS:	
		STREET 1:		5400 LYNDON B. JOHNSON FREEWAY
		STREET 2:		SUITE 1300
		CITY:			DALLAS
		STATE:			TX
		ZIP:			75240
</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>2015-09-18</periodOfReport>

    <notSubjectToSection16>1</notSubjectToSection16>

    <issuer>
        <issuerCik>0001624794</issuerCik>
        <issuerName>CSW INDUSTRIALS, INC.</issuerName>
        <issuerTradingSymbol>CSWI</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0000017313</rptOwnerCik>
            <rptOwnerName>CAPITAL SOUTHWEST CORP</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>5400 LYNDON B. JOHNSON FREEWAY,</rptOwnerStreet1>
            <rptOwnerStreet2>SUITE 1300</rptOwnerStreet2>
            <rptOwnerCity>DALLAS</rptOwnerCity>
            <rptOwnerState>TX</rptOwnerState>
            <rptOwnerZipCode>75240</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2015-09-18</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>J</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F1"/>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>15583332</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.00</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>0</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Pursuant to the terms of Article II of the Distribution Agreement (the &quot;Agreement&quot;), dated September 8, 2015, between Capital Southwest Corporation (&quot;CSWC&quot;) and CSW Industrials, Inc. (the &quot;Company&quot;), CSWC will effect the Share Distribution (as defined in the Agreement) on September 30, 2015. CSWC will cause all of the shares of common stock of the Company to be distributed to CSWC's stockholders by means of a pro rata distribution of one share of common stock of the Company for every one share of common stock of CSWC held of record by such holder as of September 18, 2015, the record date.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>Capital Southwest Corporation, By: /s/ Joseph B. Armes, Authorized Signatory</signatureName>
        <signatureDate>2015-09-22</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
