<SEC-DOCUMENT>0000827052-17-000048.txt : 20170224
<SEC-HEADER>0000827052-17-000048.hdr.sgml : 20170224
<ACCEPTANCE-DATETIME>20170224182727
ACCESSION NUMBER:		0000827052-17-000048
CONFORMED SUBMISSION TYPE:	4/A
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20170222
FILED AS OF DATE:		20170224
DATE AS OF CHANGE:		20170224

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			EDISON INTERNATIONAL
		CENTRAL INDEX KEY:			0000827052
		STANDARD INDUSTRIAL CLASSIFICATION:	ELECTRIC SERVICES [4911]
		IRS NUMBER:				954137452
		STATE OF INCORPORATION:			CA
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		2244 WALNUT GROVE AVE,
		STREET 2:		P O BOX 800
		CITY:			ROSEMEAD
		STATE:			CA
		ZIP:			91770
		BUSINESS PHONE:		(626) 302-2222

	MAIL ADDRESS:	
		STREET 1:		2244 WALNUT GROVE AVE,
		STREET 2:		P O BOX 800
		CITY:			ROSEMEAD
		STATE:			CA
		ZIP:			91770

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	SCECORP
		DATE OF NAME CHANGE:	19920703

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			PIZARRO PEDRO
		CENTRAL INDEX KEY:			0001210534

	FILING VALUES:
		FORM TYPE:		4/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-09936
		FILM NUMBER:		17638986

	MAIL ADDRESS:	
		STREET 1:		2244 WALNUT GROVE AVENUE
		CITY:			ROSEMEAD
		STATE:			CA
		ZIP:			91770
</SEC-HEADER>
<DOCUMENT>
<TYPE>4/A
<SEQUENCE>1
<FILENAME>wf-form4a_148797883407222.xml
<DESCRIPTION>FORM 4/A
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4/A</documentType>

    <periodOfReport>2017-02-22</periodOfReport>

    <dateOfOriginalSubmission>2017-02-24</dateOfOriginalSubmission>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000827052</issuerCik>
        <issuerName>EDISON INTERNATIONAL</issuerName>
        <issuerTradingSymbol>EIX</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001210534</rptOwnerCik>
            <rptOwnerName>PIZARRO PEDRO</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>2244 WALNUT GROVE AVENUE</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>ROSEMEAD</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>91770</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>President and CEO</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
                <footnoteId id="F1"/>
            </securityTitle>
            <transactionDate>
                <value>2017-02-22</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>6297.1794</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>43067.1794</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">The initial Form 4 was signed by Respondent and inadvertently filed under signature of a power of attorney.   The Form 4 has been amended to correct the signatory as indicated below.  The first line item of the amended Form 4 is not new or revised, but is being reported again only to gain access to the EDGAR filing system.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Pedro J. Pizarro</signatureName>
        <signatureDate>2017-02-24</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
