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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 GPozbUvmcGc1C2Y1j9FTCuJkp1B0EatCf+WB26WGz0HJp7nLgE9IIHCa8rzgd8eP
 7uX03IHhJmaQY1yW1x6Ozg==

<SEC-DOCUMENT>0001209191-03-015280.txt : 20030804
<SEC-HEADER>0001209191-03-015280.hdr.sgml : 20030804
<ACCEPTANCE-DATETIME>20030804161942
ACCESSION NUMBER:		0001209191-03-015280
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20030731
FILED AS OF DATE:		20030804

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			SMITH W KEITH
		CENTRAL INDEX KEY:			0001203452

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-11459
		FILM NUMBER:		03820901

	BUSINESS ADDRESS:	
		STREET 1:		116 RIDING TRAIL LANE
		CITY:			PITTSBURGH
		STATE:			PA
		ZIP:			15215
		BUSINESS PHONE:		4129638794

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			PPL CORP
		CENTRAL INDEX KEY:			0000922224
		STANDARD INDUSTRIAL CLASSIFICATION:	ELECTRIC SERVICES [4911]
		IRS NUMBER:				232758192
		STATE OF INCORPORATION:			PA
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		TWO N NINTH ST
		CITY:			ALLENTOWN
		STATE:			PA
		ZIP:			181011179
		BUSINESS PHONE:		6107745151

	MAIL ADDRESS:	
		STREET 1:		TWO N NINTH ST
		CITY:			ALLENTOWN
		STATE:			PA
		ZIP:			18101-1179

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	PP&L RESOURCES INC
		DATE OF NAME CHANGE:	19941123
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<DESCRIPTION>FORM 4 SUBMISSION
<TEXT>
<XML>
<?xml version="1.0"?><ownershipDocument>
    <schemaVersion>X0201</schemaVersion>

    <documentType>4</documentType><periodOfReport>2003-07-31</periodOfReport><notSubjectToSection16>0</notSubjectToSection16>
    <issuer>
        <issuerCik>0000922224</issuerCik>
        <issuerName>PPL CORP</issuerName>
        <issuerTradingSymbol>PPL</issuerTradingSymbol></issuer><reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001203452</rptOwnerCik>
            <rptOwnerName>SMITH W KEITH</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>TWO N. NINTH STREET</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>ALLENTOWN</rptOwnerCity>
            <rptOwnerState>PA</rptOwnerState>
            <rptOwnerZipCode>18101</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
            <reportingOwnerRelationship>
<isDirector>1</isDirector><isOfficer>0</isOfficer><isTenPercentOwner>0</isTenPercentOwner><isOther>0</isOther></reportingOwnerRelationship></reportingOwner><derivativeTable><derivativeTransaction><securityTitle><value>Stock Unit (DDCP)</value></securityTitle><conversionOrExercisePrice><footnoteId id="F1" /></conversionOrExercisePrice><transactionDate><value>2003-07-31</value></transactionDate><transactionCoding><transactionFormType>4</transactionFormType><transactionCode>A</transactionCode><equitySwapInvolved>0</equitySwapInvolved></transactionCoding><transactionTimeliness><value></value></transactionTimeliness><transactionAmounts><transactionShares><value>215.553</value></transactionShares><transactionPricePerShare><value>39.82</value></transactionPricePerShare><transactionAcquiredDisposedCode><value>A</value></transactionAcquiredDisposedCode></transactionAmounts><exerciseDate><footnoteId id="F2" /></exerciseDate><expirationDate><footnoteId id="F2" /></expirationDate><underlyingSecurity><underlyingSecurityT
itle><value>Common Stock</value></underlyingSecurityTitle><underlyingSecurityShares><value>215.553</value></underlyingSecurityShares></underlyingSecurity><postTransactionAmounts><sharesOwnedFollowingTransaction><value>7638.724</value><footnoteId id="F3" /></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership></ownershipNature></derivativeTransaction></derivativeTable><footnotes><footnote id="F1">No conversion or exercise price applies as under the terms of the Directors Deferred Compensation Plan (DDCP), payout of the underlying securities will occur following a director's retirement.</footnote><footnote id="F2">Payout of the underlying securities occurs as notes above in Note 1.</footnote><footnote id="F3">Total includes the reinvestment of dividends.</footnote></footnotes><remarks></remarks><ownerSignature><signatureName>/s/Thomas D. Salus,
Attorney-in-Fact</signatureName><signatureDate>2003-08-04</signatureDate></ownerSignature></ownershipDocument>

</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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