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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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<SEC-DOCUMENT>0001140361-07-022844.txt : 20071126
<SEC-HEADER>0001140361-07-022844.hdr.sgml : 20071126
<ACCEPTANCE-DATETIME>20071126172200
ACCESSION NUMBER:		0001140361-07-022844
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20070615
FILED AS OF DATE:		20071126
DATE AS OF CHANGE:		20071126

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			TORTOISE ENERGY INFRASTRUCTURE CORP
		CENTRAL INDEX KEY:			0001268533
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			MD

	BUSINESS ADDRESS:	
		STREET 1:		10801 MASTEIN BLVD
		CITY:			OVERLAND PARK
		STATE:			KS
		ZIP:			66210
		BUSINESS PHONE:		9139811020

	MAIL ADDRESS:	
		STREET 1:		10801 MASTIN BLVD STE. 222
		CITY:			OVERLAND PARK
		STATE:			KS
		ZIP:			66210

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			MALVEY KENNETH P
		CENTRAL INDEX KEY:			0001280972

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	811-21462
		FILM NUMBER:		071267112

	MAIL ADDRESS:	
		STREET 1:		180801 MASTIN BLVD
		CITY:			OVERLAND PARK
		STATE:			KS
		ZIP:			66210
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc1.xml
<DESCRIPTION>FORM 4
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        <issuerName>TORTOISE ENERGY INFRASTRUCTURE CORP</issuerName>
        <issuerTradingSymbol>TYG</issuerTradingSymbol>
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            <rptOwnerName>MALVEY KENNETH P</rptOwnerName>
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            <rptOwnerStreet2></rptOwnerStreet2>
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            <rptOwnerState>KS</rptOwnerState>
            <rptOwnerZipCode>66210</rptOwnerZipCode>
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            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Senior VP and Treasurer</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
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                <value></value>
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                <transactionShares>
                    <value>400</value>
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                    <value>32.25</value>
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                    <value>6189.709</value>
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                <directOrIndirectOwnership>
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                </directOrIndirectOwnership>
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        <nonDerivativeHolding>
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                <value>Common Shares</value>
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                <sharesOwnedFollowingTransaction>
                    <value>2129.484</value>
                </sharesOwnedFollowingTransaction>
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                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By Spouse</value>
                </natureOfOwnership>
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        </nonDerivativeHolding>
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            <securityTitle>
                <value>Common Shares</value>
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                    <value>121</value>
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            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
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                <natureOfOwnership>
                    <value>By Self as Custodian of Child's Account</value>
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        </nonDerivativeHolding>
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    <footnotes>
        <footnote id="F1">Automatic reinvestment of dividends by broker not participating in the Tortoise Energy Infrastructure Corporation dividend reinvestment plan.</footnote>
        <footnote id="F2">Includes 37.825 shares acquired under the Tortoise Energy Infrastructure Corporation dividend reinvestment plan.</footnote>
        <footnote id="F3">Includes 35.394 shares acquired under the Tortoise Energy Infrastructure Corporation dividend reinvestment plan.</footnote>
        <footnote id="F4">Includes 3.635 shares acquired under the Tortoise Energy Infrastructure Corporation dividend reinvestment plan.</footnote>
        <footnote id="F5">Liquidation of fractional shares by broker in connection with transfer of account.</footnote>
        <footnote id="F6">Includes 24.649 shares acquired under the Tortoise Energy Infrastructure Corporation dividend reinvestment plan.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Kenneth P. Malvey</signatureName>
        <signatureDate>2007-11-26</signatureDate>
    </ownerSignature>
</ownershipDocument>
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</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----
