<SEC-DOCUMENT>0001209191-19-021596.txt : 20190328
<SEC-HEADER>0001209191-19-021596.hdr.sgml : 20190328
<ACCEPTANCE-DATETIME>20190328145646
ACCESSION NUMBER:		0001209191-19-021596
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20190328
FILED AS OF DATE:		20190328
DATE AS OF CHANGE:		20190328

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Breeden Richard C
		CENTRAL INDEX KEY:			0001300622

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-38848
		FILM NUMBER:		19711530

	MAIL ADDRESS:	
		STREET 1:		100 SOUTH WACKER
		STREET 2:		SUITE 1800
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60606

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			STERIS Ltd
		CENTRAL INDEX KEY:			0001757898
		STANDARD INDUSTRIAL CLASSIFICATION:	ORTHOPEDIC, PROSTHETIC & SURGICAL APPLIANCES & SUPPLIES [3842]
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			L2
		FISCAL YEAR END:			0331

	BUSINESS ADDRESS:	
		STREET 1:		70 SIR JOHN ROGERSON'S QUAY
		CITY:			DUBLIN
		STATE:			L2
		ZIP:			2
		BUSINESS PHONE:		35312322454

	MAIL ADDRESS:	
		STREET 1:		70 SIR JOHN ROGERSON'S QUAY
		CITY:			DUBLIN
		STATE:			L2
		ZIP:			2
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<DESCRIPTION>FORM 4 SUBMISSION
<TEXT>
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    <schemaVersion>X0306</schemaVersion>

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    <periodOfReport>2019-03-28</periodOfReport>

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    <issuer>
        <issuerCik>0001757898</issuerCik>
        <issuerName>STERIS Ltd</issuerName>
        <issuerTradingSymbol>STE</issuerTradingSymbol>
    </issuer>

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            <rptOwnerName>Breeden Richard C</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O 70 SIR JOHN ROGERSON'S QUAY</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>DUBLIN</rptOwnerCity>
            <rptOwnerState>L2</rptOwnerState>
            <rptOwnerZipCode>2</rptOwnerZipCode>
            <rptOwnerStateDescription>IRELAND</rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
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    </reportingOwner>

    <nonDerivativeTable>
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                <value>Ordinary Shares</value>
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            <transactionDate>
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            <deemedExecutionDate></deemedExecutionDate>
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                <natureOfOwnership>
                    <value>See Footnote Below.</value>
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    <derivativeTable>
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                <value>Director Stock Option (right to buy)</value>
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                <transactionPricePerShare>
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                <transactionAcquiredDisposedCode>
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                <value></value>
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            <transactionAmounts>
                <transactionShares>
                    <value>3121</value>
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                <transactionPricePerShare>
                    <footnoteId id="F5"/>
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                <transactionAcquiredDisposedCode>
                    <value>A</value>
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            <expirationDate>
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                <underlyingSecurityTitle>
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                <underlyingSecurityShares>
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                    <value>3121</value>
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                <directOrIndirectOwnership>
                    <value>D</value>
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        <derivativeTransaction>
            <securityTitle>
                <value>Director Stock Option (right to buy)</value>
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            <conversionOrExercisePrice>
                <value>32.36</value>
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                <value>2019-03-28</value>
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            <transactionTimeliness>
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                <transactionShares>
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                </transactionShares>
                <transactionPricePerShare>
                    <footnoteId id="F6"/>
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            <expirationDate>
                <value>2022-08-03</value>
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                <underlyingSecurityTitle>
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            <transactionTimeliness>
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                <transactionPricePerShare>
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            <expirationDate>
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            <underlyingSecurity>
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                <underlyingSecurityShares>
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                <value>Director Stock Option (right to buy)</value>
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                <transactionPricePerShare>
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                <value>Director Stock Option (right to buy)</value>
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                    <value>3781</value>
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                    <value>D</value>
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            <securityTitle>
                <value>Director Stock Option (right to buy)</value>
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                <transactionShares>
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                <transactionPricePerShare>
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                <transactionAcquiredDisposedCode>
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            <underlyingSecurity>
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                    <value>4058</value>
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                    <value>D</value>
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        <derivativeTransaction>
            <securityTitle>
                <value>Director Stock Option (right to buy)</value>
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            <conversionOrExercisePrice>
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            <transactionTimeliness>
                <value></value>
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            <transactionAmounts>
                <transactionShares>
                    <value>3495</value>
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                <transactionPricePerShare>
                    <footnoteId id="F12"/>
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                <transactionAcquiredDisposedCode>
                    <value>A</value>
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                <footnoteId id="F12"/>
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            <expirationDate>
                <value>2028-08-09</value>
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                <underlyingSecurityTitle>
                    <value>Ordinary Shares</value>
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                <underlyingSecurityShares>
                    <value>3495</value>
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            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>3495</value>
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            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
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        </derivativeTransaction>
        <derivativeTransaction>
            <securityTitle>
                <value>Career Restricted Stock Units</value>
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            <conversionOrExercisePrice>
                <footnoteId id="F13"/>
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            <transactionDate>
                <value>2019-03-28</value>
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                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
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            <transactionTimeliness>
                <value></value>
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            <transactionAmounts>
                <transactionShares>
                    <value>12716</value>
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                <transactionPricePerShare>
                    <value>0.00</value>
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                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
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            <exerciseDate>
                <footnoteId id="F13"/>
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            <expirationDate>
                <footnoteId id="F13"/>
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                <underlyingSecurityShares>
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                <sharesOwnedFollowingTransaction>
                    <value>12716</value>
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    <footnotes>
        <footnote id="F1">Represents ordinary shares of STERIS plc, a public limited company organized under the laws of Ireland (&quot;STERIS&quot;) received by the reporting person pursuant to a court-approved scheme of arrangement under English law (the &quot;Scheme&quot;).  In connection with the Scheme, the reporting person received shares of STERIS in an amount equal to the number of the reporting person's cancelled shares of STERIS plc, a public limited company organized under the laws of England and Wales (&quot;Old STERIS&quot;).  The reporting person's STERIS shares are subject to terms and conditions, including restrictions, substantially identical to those that were applicable to the Old STERIS shares.  Following the completion of the Scheme, STERIS became the ultimate holding company of Old STERIS.</footnote>
        <footnote id="F2">Richard C. Breeden is the managing member of Breeden Capital Partners LLC, managing member and chairman and chief executive officer of Breeden Capital Management LLC. Breeden Capital Partners LLC is in turn the general partner of Breeden Partners L.P. (the &quot;Fund&quot;).</footnote>
        <footnote id="F3">Pursuant to Rule 16a-1(a)(2)(ii)(B) of the Securities Exchange Act of 1934, as amended, Mr. Breeden in his capacity as managing member, as well as chairman and chief executive officer of Breeden Capital Management LLC and as the managing member of Breeden Capital Partners LLC, may be deemed to be the indirect beneficial owner of the ordinary shares owned by the Fund and its General Partner, and may be deemed to have beneficial ownership of all such shares.</footnote>
        <footnote id="F4">This option to purchase 3,133 STERIS ordinary shares, which is fully vested, was received under the Scheme in exchange for an option to purchase 3,133 Old STERIS ordinary shares for $32.34 per share, subject to the same terms and conditions as the original Old STERIS stock option.</footnote>
        <footnote id="F5">This option to purchase 3,121 STERIS ordinary shares, which is fully vested, was received under the Scheme in exchange for an option to purchase 3,121 Old STERIS ordinary shares for $31.61 per share, subject to the same terms and conditions as the original Old STERIS stock option.</footnote>
        <footnote id="F6">This option to purchase 3,218 STERIS ordinary shares, which is fully vested, was received under the Scheme in exchange for an option to purchase 3,218 Old STERIS ordinary shares for $32.36 per share, subject to the same terms and conditions as the original Old STERIS stock option.</footnote>
        <footnote id="F7">This option to purchase 4,657 STERIS ordinary shares, which is fully vested, was received under the Scheme in exchange for an option to purchase 4,657 Old STERIS ordinary shares for $43.92 per share, subject to the same terms and conditions as the original Old STERIS stock option.</footnote>
        <footnote id="F8">This option to purchase 4,584 STERIS ordinary shares, which is fully vested, was received under the Scheme in exchange for an option to purchase 4,584 Old STERIS ordinary shares for $51.53 per share, subject to the same terms and conditions as the original Old STERIS stock option.</footnote>
        <footnote id="F9">This option to purchase 4,110 STERIS ordinary shares, which is fully vested, was received under the Scheme in exchange for an option to purchase 4,110 Old STERIS ordinary shares for $64.05 per share, subject to the same terms and conditions as the original Old STERIS stock option.</footnote>
        <footnote id="F10">This option to purchase 3,781 STERIS ordinary shares, which is fully vested, was received under the Scheme in exchange for an option to purchase 3,781 Old STERIS ordinary shares for $71.40 per share, subject to the same terms and conditions as the original Old STERIS stock option.</footnote>
        <footnote id="F11">This option to purchase 4,058 STERIS ordinary shares, which is fully vested, was received under the Scheme in exchange for an option to purchase 4,058 Old STERIS ordinary shares for $86.23 per share, subject to the same terms and conditions as the original Old STERIS stock option.</footnote>
        <footnote id="F12">This option to purchase 3,495 STERIS ordinary shares, which is fully vested, was received under the Scheme in exchange for an option to purchase 3,495 Old STERIS ordinary shares for $114.74 per share, subject to the same terms and conditions as the original Old STERIS stock option.</footnote>
        <footnote id="F13">These career restricted stock units were assumed by STERIS pursuant to the Scheme and converted to career restricted stock units of STERIS representing the right to receive 12,716 STERIS ordinary shares. These career restricted stock units are fully vested and will be settled in STERIS ordinary shares six months after the cessation of the reporting person's board service, subject to the terms and conditions of the award agreement.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Ronald E. Snyder, Authorized Representative under Power of Attorney</signatureName>
        <signatureDate>2019-03-28</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
