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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,
 OhU8L7dH0+VQ0UeFzbzw/gN59V3FE9ZZ0hwzoD94ty+Yy/wrLgVrV9AnNCctU8Pe
 3gcTBobWKYz9p+3wIM+CfA==

<SEC-DOCUMENT>0001299326-06-000002.txt : 20060707
<SEC-HEADER>0001299326-06-000002.hdr.sgml : 20060707
<ACCEPTANCE-DATETIME>20060707152714
ACCESSION NUMBER:		0001299326-06-000002
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20060701
FILED AS OF DATE:		20060707
DATE AS OF CHANGE:		20060707

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			HSBC USA INC /MD/
		CENTRAL INDEX KEY:			0000083246
		STANDARD INDUSTRIAL CLASSIFICATION:	NATIONAL COMMERCIAL BANKS [6021]
		IRS NUMBER:				132764867
		STATE OF INCORPORATION:			MD
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		452 FIFTH AVE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10018
		BUSINESS PHONE:		2125253735

	MAIL ADDRESS:	
		STREET 1:		452 FIFTH AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10018

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			McMahon Seamus
		CENTRAL INDEX KEY:			0001299326

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-07436
		FILM NUMBER:		06951170

	BUSINESS ADDRESS:	
		BUSINESS PHONE:		716-841-3772

	MAIL ADDRESS:	
		STREET 1:		452 FIFTH AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10018
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>primary_doc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2006-07-01</periodOfReport>

    <notSubjectToSection16>1</notSubjectToSection16>

    <issuer>
        <issuerCik>0000083246</issuerCik>
        <issuerName>HSBC USA INC /MD/</issuerName>
        <issuerTradingSymbol>HBA</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001299326</rptOwnerCik>
            <rptOwnerName>McMahon Seamus</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>452 FIFTH AVENUE</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10018</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Executive Vice President</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <remarks>No longer an Executive Officer of HSBC USA Inc.</remarks>

    <ownerSignature>
        <signatureName>Helen Kujawa, Attorney-in-Fact</signatureName>
        <signatureDate>2006-07-07</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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