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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 AQPL4Sqy3bwwkzc+jXROCql3dDCkOlwaSH0b1GWyulu5w8I20o9VqYOxhK/bd1lx
 PyK1iNBMuu9ZM5p/pH7U0g==

<SEC-DOCUMENT>0001209191-05-059876.txt : 20051128
<SEC-HEADER>0001209191-05-059876.hdr.sgml : 20051128
<ACCEPTANCE-DATETIME>20051128172237
ACCESSION NUMBER:		0001209191-05-059876
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20051124
FILED AS OF DATE:		20051128
DATE AS OF CHANGE:		20051128

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			LAIDLAW INTERNATIONAL INC
		CENTRAL INDEX KEY:			0000737874
		STANDARD INDUSTRIAL CLASSIFICATION:	LOCAL & SUBURBAN TRANSIT & INTERURBAN HWY PASSENGER TRAINS [4100]
		IRS NUMBER:				980390488
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0831

	BUSINESS ADDRESS:	
		STREET 1:		55 SHUMAN BLVD.
		STREET 2:		SUITE 400
		CITY:			NAPERVILLE
		STATE:			IL
		ZIP:			60563
		BUSINESS PHONE:		6308483000

	MAIL ADDRESS:	
		STREET 1:		55 SHUMAN BLVD.
		STREET 2:		SUITE 400
		CITY:			NAPERVILLE
		STATE:			IL
		ZIP:			60563

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	LAIDLAW INC
		DATE OF NAME CHANGE:	19941215

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	LAIDLAW TRANSPORTATION LTD
		DATE OF NAME CHANGE:	19900118

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			CARTY DOUGLAS A
		CENTRAL INDEX KEY:			0001258054

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-10657
		FILM NUMBER:		051229136

	BUSINESS ADDRESS:	
		STREET 1:		55 SHUMAN BLVD
		STREET 2:		SUITE 400
		CITY:			NAPERVILLE
		STATE:			IL
		ZIP:			60563
		BUSINESS PHONE:		6308483000

	MAIL ADDRESS:	
		STREET 1:		C/O LAIDLAW INTERNATIONAL INC
		STREET 2:		55 SHUMAN BLVD STE 400
		CITY:			NAPERVILLE
		STATE:			IL
		ZIP:			60563
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>boc00414_01dac.xml
<DESCRIPTION>MAIN DOCUMENT DESCRIPTION
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2005-11-24</periodOfReport>

    <issuer>
        <issuerCik>0000737874</issuerCik>
        <issuerName>LAIDLAW INTERNATIONAL INC</issuerName>
        <issuerTradingSymbol>LI</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001258054</rptOwnerCik>
            <rptOwnerName>CARTY DOUGLAS A</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>55 SHUMAN BLVD.</rptOwnerStreet1>
            <rptOwnerStreet2>SUITE 400</rptOwnerStreet2>
            <rptOwnerCity>NAPERVILLE</rptOwnerCity>
            <rptOwnerState>IL</rptOwnerState>
            <rptOwnerZipCode>60563</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Exec VP &amp; CFO</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2005-11-24</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>F</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>7363</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>21.98</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>157637</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2005-11-25</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>2500</value>
                    <footnoteId id="F2"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>22.00</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>155137</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">Shares relinquished to the Company to satisfy the statutory minimum tax withholding requirements related to the vesting of certain deferred shares.</footnote>
        <footnote id="F2">Shares sold in the open market to satisfy additional tax withholding liabilities related to the vesting of certain deferred shares.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Beth Byster Corvino for Douglas A. Carty</signatureName>
        <signatureDate>2005-11-28</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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