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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
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<SEC-DOCUMENT>0000894010-05-000015.txt : 20050908
<SEC-HEADER>0000894010-05-000015.hdr.sgml : 20050908
<ACCEPTANCE-DATETIME>20050908120825
ACCESSION NUMBER:		0000894010-05-000015
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20050907
FILED AS OF DATE:		20050908
DATE AS OF CHANGE:		20050908

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			DANKA BUSINESS SYSTEMS PLC
		CENTRAL INDEX KEY:			0000894010
		STANDARD INDUSTRIAL CLASSIFICATION:	WHOLESALE-PROFESSIONAL & COMMERCIAL EQUIPMENT & SUPPLIES [5040]
		IRS NUMBER:				980052869
		FISCAL YEAR END:			0331

	BUSINESS ADDRESS:	
		STREET 1:		11101 ROOSEVELT BOULEVARD
		CITY:			ST PETERSBURG
		STATE:			FL
		ZIP:			33716
		BUSINESS PHONE:		7276222100

	MAIL ADDRESS:	
		STREET 1:		11101 ROOSEVELT BOULEVARD
		CITY:			ST PETERSBURG
		STATE:			FL
		ZIP:			33716

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			ELLERTSON JAIME WALLACE
		CENTRAL INDEX KEY:			0001215063

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-20828
		FILM NUMBER:		051074596

	MAIL ADDRESS:	
		STREET 1:		C/O SI CORP
		STREET 2:		3500 LENOX ROAD SUITE 200
		CITY:			ATLANTA
		STATE:			GA
		ZIP:			30326
</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>2005-09-07</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000894010</issuerCik>
        <issuerName>DANKA BUSINESS SYSTEMS PLC</issuerName>
        <issuerTradingSymbol>danky</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001215063</rptOwnerCik>
            <rptOwnerName>ELLERTSON JAIME WALLACE</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O DANKA BUSINESS SYSTEMS PLC</rptOwnerStreet1>
            <rptOwnerStreet2>11101 ROOSEVELT BLVD</rptOwnerStreet2>
            <rptOwnerCity>ST. PETERSBURG</rptOwnerCity>
            <rptOwnerState>FL</rptOwnerState>
            <rptOwnerZipCode>33716</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>American Depositary Shares</value>
            </securityTitle>
            <transactionDate>
                <value>2005-09-07</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F1"/>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>12350</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>2.429</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>29090</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Issued pursuant to the Danka 2002 Outside Director Stock Compensation Plan for the 12 month period following the December 2004 Annual General Meeting</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>Keith J. Nelsen Attorney-in-fact for Jaime W. Ellertson</signatureName>
        <signatureDate>2005-09-08</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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