-----BEGIN PRIVACY-ENHANCED MESSAGE-----
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,
 Cz5ovH+OUzv0rBvyo09fhjCTPDXtUwkWHVrYvBZTGhV1sPtSFAf2T+cu/LGWlDPE
 x5jzenzlglTVNMRdjOopHw==

<SEC-DOCUMENT>0001179110-06-021510.txt : 20061113
<SEC-HEADER>0001179110-06-021510.hdr.sgml : 20061113
<ACCEPTANCE-DATETIME>20061113162224
ACCESSION NUMBER:		0001179110-06-021510
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20061113
FILED AS OF DATE:		20061113
DATE AS OF CHANGE:		20061113

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ITC Holdings Corp.
		CENTRAL INDEX KEY:			0001317630
		STANDARD INDUSTRIAL CLASSIFICATION:	ELECTRIC SERVICES [4911]
		IRS NUMBER:				320058047
		STATE OF INCORPORATION:			MI
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		39500 ORCHARD HILL PLACE, SUITE 200
		CITY:			NOVI
		STATE:			MI
		ZIP:			48375
		BUSINESS PHONE:		248-374-7100

	MAIL ADDRESS:	
		STREET 1:		39500 ORCHARD HILL PLACE, SUITE 200
		CITY:			NOVI
		STATE:			MI
		ZIP:			48375

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Museler William J
		CENTRAL INDEX KEY:			0001380899

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-32576
		FILM NUMBER:		061209229

	BUSINESS ADDRESS:	
		BUSINESS PHONE:		248-374-7100

	MAIL ADDRESS:	
		STREET 1:		39500 ORCHARD HILL PLACE
		STREET 2:		SUITE 200
		CITY:			NOVI
		STATE:			MI
		ZIP:			48375
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>edgar.xml
<DESCRIPTION>FORM 3 -
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2006-11-13</periodOfReport>

    <noSecuritiesOwned>0</noSecuritiesOwned>

    <issuer>
        <issuerCik>0001317630</issuerCik>
        <issuerName>ITC Holdings Corp.</issuerName>
        <issuerTradingSymbol>ITC</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001380899</rptOwnerCik>
            <rptOwnerName>Museler William J</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>39500 ORCHARD HILL PLACE</rptOwnerStreet1>
            <rptOwnerStreet2>SUITE 200</rptOwnerStreet2>
            <rptOwnerCity>NOVI</rptOwnerCity>
            <rptOwnerState>MI</rptOwnerState>
            <rptOwnerZipCode>48375</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle></officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeHolding>
            <securityTitle>
                <value>No Securities Beneficially Owned</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>0</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes></footnotes>

    <ownerSignature>
        <signatureName>William J Museler</signatureName>
        <signatureDate>2006-11-13</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----