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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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<SEC-DOCUMENT>0001209191-08-032423.txt : 20080522
<SEC-HEADER>0001209191-08-032423.hdr.sgml : 20080522
<ACCEPTANCE-DATETIME>20080522161020
ACCESSION NUMBER:		0001209191-08-032423
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20080521
FILED AS OF DATE:		20080522
DATE AS OF CHANGE:		20080522

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			OTTER TAIL CORP
		CENTRAL INDEX KEY:			0000075129
		STANDARD INDUSTRIAL CLASSIFICATION:	ELECTRIC SERVICES [4911]
		IRS NUMBER:				410462685
		STATE OF INCORPORATION:			MN
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		215 S CASCADE ST
		STREET 2:		PO BOX 496
		CITY:			FERGUS FALLS
		STATE:			MN
		ZIP:			56538-0496
		BUSINESS PHONE:		8664108780

	MAIL ADDRESS:	
		STREET 1:		215 S CASCADE ST
		STREET 2:		P O BOX 496
		CITY:			FERGUS FALLS
		STATE:			MN
		ZIP:			56538-0496

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	OTTER TAIL POWER CO
		DATE OF NAME CHANGE:	19920703

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			KOECK GEORGE A
		CENTRAL INDEX KEY:			0001191493

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-00368
		FILM NUMBER:		08854878

	MAIL ADDRESS:	
		STREET 1:		215 S CASCADE ST
		CITY:			FERGUS FALLS
		STATE:			MN
		ZIP:			56537
</SEC-HEADER>
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<TYPE>4
<SEQUENCE>1
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<DESCRIPTION>FORM 4 SUBMISSION
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            <rptOwnerZipCode>56537-2801</rptOwnerZipCode>
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                <transactionPricePerShare>
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                <directOrIndirectOwnership>
                    <value>I</value>
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    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Total direct holdings include shares held in the Dividend Reinvestment Plan and shares acquired pursuant to Restricted Stock Awards and Performance Award distributions.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ George A Koeck by Debra J Lill, Attorney-in-Fact</signatureName>
        <signatureDate>2008-05-22</signatureDate>
    </ownerSignature>
</ownershipDocument>
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</SEC-DOCUMENT>
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