<SEC-DOCUMENT>0000950103-11-005375.txt : 20111223
<SEC-HEADER>0000950103-11-005375.hdr.sgml : 20111223
<ACCEPTANCE-DATETIME>20111223101533
ACCESSION NUMBER:		0000950103-11-005375
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20111221
FILED AS OF DATE:		20111223
DATE AS OF CHANGE:		20111223

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ING PRIME RATE TRUST
		CENTRAL INDEX KEY:			0000826020
		STANDARD INDUSTRIAL CLASSIFICATION:	UNKNOWN SIC - 0000 [0000]
		IRS NUMBER:				956874587
		STATE OF INCORPORATION:			MA
		FISCAL YEAR END:			0228

	BUSINESS ADDRESS:	
		STREET 1:		ING PRIME RATE TRUST
		STREET 2:		7337 E. DOUBLETREE RANCH ROAD
		CITY:			SCOTTSDALE
		STATE:			AZ
		ZIP:			85258
		BUSINESS PHONE:		4804773000

	MAIL ADDRESS:	
		STREET 1:		ING PRIME RATE TRUST
		STREET 2:		7337 E. DOUBLETREE RANCH ROAD
		CITY:			SCOTTSDALE
		STATE:			AZ
		ZIP:			85258

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	PILGRIM AMERICA PRIME RATE TRUST
		DATE OF NAME CHANGE:	19960518

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	PILGRIM PRIME RATE TRUST/
		DATE OF NAME CHANGE:	19960518

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	PILGRIM PRIME RATE TRUST
		DATE OF NAME CHANGE:	19920703

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			MORGAN STANLEY
		CENTRAL INDEX KEY:			0000895421
		STANDARD INDUSTRIAL CLASSIFICATION:	SECURITY BROKERS, DEALERS & FLOTATION COMPANIES [6211]
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	811-05410
		FILM NUMBER:		111279150

	BUSINESS ADDRESS:	
		STREET 1:		1585 BROADWAY
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10036
		BUSINESS PHONE:		212-761-4000

	MAIL ADDRESS:	
		STREET 1:		1585 BROADWAY
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10036

	FORMER NAME:	
		FORMER CONFORMED NAME:	MORGAN STANLEY DEAN WITTER & CO
		DATE OF NAME CHANGE:	19980326

	FORMER NAME:	
		FORMER CONFORMED NAME:	DEAN WITTER DISCOVER & CO
		DATE OF NAME CHANGE:	19960315
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>edgar.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0304</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2011-12-21</periodOfReport>

    <notSubjectToSection16>1</notSubjectToSection16>

    <issuer>
        <issuerCik>0000826020</issuerCik>
        <issuerName>ING PRIME RATE TRUST</issuerName>
        <issuerTradingSymbol>PPR</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0000895421</rptOwnerCik>
            <rptOwnerName>MORGAN STANLEY</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>1585 BROADWAY</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10036</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Auction Preferred</value>
            </securityTitle>
            <transactionDate>
                <value>2011-12-21</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>J</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F1"/>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>29</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>25000.00</value>
                    <footnoteId id="F2"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>78</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By Subsidiary</value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Auction Preferred</value>
            </securityTitle>
            <transactionDate>
                <value>2011-12-22</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>J</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F1"/>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>40</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>25000.00</value>
                    <footnoteId id="F2"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>38</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By Subsidiary</value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Auction Preferred</value>
            </securityTitle>
            <transactionDate>
                <value>2011-12-23</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>J</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F1"/>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>38</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>25000.00</value>
                    <footnoteId id="F2"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>0</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By Subsidiary</value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">The Auction Preferred securities were called for redemption by the issuer at a price equal to their liquidation preference ($25,000 per share, plus any accumulated but unpaid dividends).</footnote>
        <footnote id="F2">Plus any accumulated but unpaid dividends.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>Morgan Stanley By: /s/ Christina Huffman, Authorized Signatory</signatureName>
        <signatureDate>2011-12-23</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
