<SEC-DOCUMENT>0001209191-21-006994.txt : 20210202
<SEC-HEADER>0001209191-21-006994.hdr.sgml : 20210202
<ACCEPTANCE-DATETIME>20210202202733
ACCESSION NUMBER:		0001209191-21-006994
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20210129
FILED AS OF DATE:		20210202
DATE AS OF CHANGE:		20210202

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Davis Simon
		CENTRAL INDEX KEY:			0001609398

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-09148
		FILM NUMBER:		21583754

	MAIL ADDRESS:	
		STREET 1:		5757 N GREEN BAY AVE
		CITY:			MILWAUKEE
		STATE:			WI
		ZIP:			53209

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			BRINKS CO
		CENTRAL INDEX KEY:			0000078890
		STANDARD INDUSTRIAL CLASSIFICATION:	ARRANGEMENT OF TRANSPORTATION OF FREIGHT & CARGO [4731]
		IRS NUMBER:				541317776
		STATE OF INCORPORATION:			VA
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		1801 BAYBERRY COURT
		STREET 2:		P O BOX 18100
		CITY:			RICHMOND
		STATE:			VA
		ZIP:			23226-1800
		BUSINESS PHONE:		804-289-9600

	MAIL ADDRESS:	
		STREET 1:		1801 BAYBERRY COURT
		STREET 2:		P O BOX 18100
		CITY:			RICHMOND
		STATE:			VA
		ZIP:			23226-8100

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	PITTSTON CO
		DATE OF NAME CHANGE:	19920703
</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>2021-01-29</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000078890</issuerCik>
        <issuerName>BRINKS CO</issuerName>
        <issuerTradingSymbol>BCO</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001609398</rptOwnerCik>
            <rptOwnerName>Davis Simon</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>555 DIVIDEND DRIVE</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>COPPELL</rptOwnerCity>
            <rptOwnerState>TX</rptOwnerState>
            <rptOwnerZipCode>75019</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>SVP, CHRO</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Units</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <footnoteId id="F1"/>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2021-01-29</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>94.18</value>
                    <footnoteId id="F2"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>68.13</value>
                    <footnoteId id="F3"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F1"/>
            </exerciseDate>
            <expirationDate>
                <footnoteId id="F1"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>94.18</value>
                    <footnoteId id="F2"/>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>657.02</value>
                    <footnoteId id="F4"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Units (each of which is the economic equivalent of one share of The Brink's Company (&quot;BCO&quot;) common stock) credited to the Reporting Person's stock incentive account under the Key Employees' Deferred Compensation Program (the &quot;Program&quot;) will settle in BCO common stock on a one-for-one basis and shall be distributed in accordance with the Reporting Person's deferral election either (1) following the Reporting Person's termination of employment with BCO or (2) on a future date selected by the Reporting Person at the time of his or her deferral election.</footnote>
        <footnote id="F2">In accordance with the terms of the Program, on the last business day of each month, compensation deferred by the Reporting Person during that month and/or any matching amounts are converted into Units and credited to the Reporting Person's stock incentive account.</footnote>
        <footnote id="F3">The number of Units credited to the Reporting Person's stock incentive account on the Transaction Date is based upon a share price of $68.13, which is the closing price of BCO common stock on the final trading day of the month in which the deferred compensation would have been payable, calculated in accordance with the terms of the Program.</footnote>
        <footnote id="F4">Reflects correction of the amount of units owned by the Reporting Person due to a clerical error in a previous form 4 filing.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Lindsay K. Blackwood
Lindsay K. Blackwood, Attorney-in-Fact</signatureName>
        <signatureDate>2021-02-02</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
