-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
 MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen
 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 KUODhn7ZEjQa9EBaY8X0LKb2l4i1YeLmBwwtjwtM4d1xAsW1WfRhRKhhVUQK0brk
 aNMKQ3j1P+AFD+OAu4gIKA==

<SEC-DOCUMENT>0001140361-09-022318.txt : 20091002
<SEC-HEADER>0001140361-09-022318.hdr.sgml : 20091002
<ACCEPTANCE-DATETIME>20091002121312
ACCESSION NUMBER:		0001140361-09-022318
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20091001
FILED AS OF DATE:		20091002
DATE AS OF CHANGE:		20091002

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			ODONNELL TERRENCE
		CENTRAL INDEX KEY:			0001227066

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-34167
		FILM NUMBER:		091101097

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			EPLUS INC
		CENTRAL INDEX KEY:			0001022408
		STANDARD INDUSTRIAL CLASSIFICATION:	WHOLESALE-COMPUTER & PERIPHERAL EQUIPMENT & SOFTWARE [5045]
		IRS NUMBER:				541817218
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0331

	BUSINESS ADDRESS:	
		STREET 1:		13595 DULLES TECHNOLOGY DRIVE
		CITY:			HERNDON
		STATE:			VA
		ZIP:			20171-3413
		BUSINESS PHONE:		7039848400

	MAIL ADDRESS:	
		STREET 1:		13595 DULLES TECHNOLOGY DRIVE
		CITY:			HERNDON
		STATE:			VA
		ZIP:			20171-3413

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	MLC HOLDINGS INC
		DATE OF NAME CHANGE:	19960906
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc1.xml
<DESCRIPTION>FORM 4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0303</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2009-10-01</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001022408</issuerCik>
        <issuerName>EPLUS INC</issuerName>
        <issuerTradingSymbol>PLUS</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001227066</rptOwnerCik>
            <rptOwnerName>ODONNELL TERRENCE</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>13595 DULLES TECHNOLOGY DRIVE</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>HERNDON</rptOwnerCity>
            <rptOwnerState>VA</rptOwnerState>
            <rptOwnerZipCode>20171-3413</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle></officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2009-10-01</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>569</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>10595</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">On October 1, 2009, Mr. O'Donnell, a director of ePlus inc. (the &quot;Company&quot;), was granted a restricted stock award consisting of 569 shares of common stock of the Company (the &quot;Restricted Shares&quot;). The Restricted Shares were granted pursuant to the Company's 2008 Non-Employee Director Long Term Incentive Plan (the &quot;Plan&quot;) and are subject to a Restriction Period beginning on the grant date and ending on the first anniversary of the grant for one-half of the Restricted Shares, and ending on the second anniversary of the grant for the remaining one half of the Restricted Shares(the &quot;Restriction Period&quot;). As more fully described in the Plan, under certain other circumstances the restrictions may lapse, or the shares may be forfeited and transferred back to the Company.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>Terrence O'Donnell</signatureName>
        <signatureDate>2009-10-02</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----