<SUBMISSION>
<ACCESSION-NUMBER>0001415448-09-000172
<TYPE>4
<PUBLIC-DOCUMENT-COUNT>1
<PERIOD>20090721
<FILING-DATE>20090723
<DATE-OF-FILING-DATE-CHANGE>20090723
<REPORTING-OWNER>
<OWNER-DATA>
<CONFORMED-NAME>CAMPBELL KEVIN M
<CIK>0001214944
</OWNER-DATA>
<FILING-VALUES>
<FORM-TYPE>4
<ACT>34
<FILE-NUMBER>001-16565
<FILM-NUMBER>09960258
</FILING-VALUES>
<MAIL-ADDRESS>
<STREET1>121 INNOVATION DRIVE
<STREET2>SUITE 200
<CITY>IRVINE
<STATE>CA
<ZIP>92612
</MAIL-ADDRESS>
</REPORTING-OWNER>
<ISSUER>
<COMPANY-DATA>
<CONFORMED-NAME>ACCENTURE LTD
<CIK>0001134538
<ASSIGNED-SIC>7389
<IRS-NUMBER>000000000
<FISCAL-YEAR-END>0831
</COMPANY-DATA>
<BUSINESS-ADDRESS>
<STREET1>CANON COURT
<STREET2>22 VICTORIA STREET, HAMILTON
<CITY>HAMILTON
<STATE>D0
<ZIP>HM12
<PHONE>408-817-2136
</BUSINESS-ADDRESS>
<MAIL-ADDRESS>
<STREET1>C/O DOUGLAS SCRIVNER, GENERAL COUNSEL
<STREET2>50 W. SAN FERNANDO STREET
<CITY>SAN JOSE
<STATE>CA
<ZIP>95113
</MAIL-ADDRESS>
</ISSUER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>edgar.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0303</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2009-07-21</periodOfReport>

    <issuer>
        <issuerCik>0001134538</issuerCik>
        <issuerName>ACCENTURE LTD</issuerName>
        <issuerTradingSymbol>ACN</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001214944</rptOwnerCik>
            <rptOwnerName>CAMPBELL KEVIN M</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O ACCENTURE</rptOwnerStreet1>
            <rptOwnerStreet2>5221 N. O'CONNOR BLVD., STE. 1400</rptOwnerStreet2>
            <rptOwnerCity>IRVING</rptOwnerCity>
            <rptOwnerState>TX</rptOwnerState>
            <rptOwnerZipCode>75039</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Group Chief Exec-Outsourcing</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Class A common shares</value>
            </securityTitle>
            <transactionDate>
                <value>2009-07-21</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F1"/>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>3587</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>34.141</value>
                    <footnoteId id="F2"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>302731</value>
                    <footnoteId id="F3"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value></value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Planned disposition of Accenture Ltd Class A common shares pursuant to a Rule 10b5-1 Trading Plan.</footnote>
        <footnote id="F2">This transaction was executed in multiple trades at prices ranging from $33.892 to $34.405. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.</footnote>
        <footnote id="F3">Since the date of the reporting person's last ownership report, he transferred 573 shares of Accenture Ltd Class A common shares to his ex-wife pursuant to a divorce settlement agreement.  The reporting person does not report as beneficially owned any securities owned by his ex-wife.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Kathryn Lloyd, Attorney-in-Fact for Kevin M. Campbell</signatureName>
        <signatureDate>2009-07-23</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SUBMISSION>
