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<xbrli:xbrl xmlns:in-capmkt="https://www.sebi.gov.in/xbrl/2023-05-31/in-capmkt" xmlns:in-capmkt-ent="https://www.sebi.gov.in/xbrl/Prior_Intimation_Of_Board_Meeting/2023-05-31/in-capmkt/in-capmkt-ent" xmlns:in-capmkt-roles="https://www.sebi.gov.in/xbrl/Prior_Intimation_Of_Board_Meeting/2023-05-31/in-capmkt-roles" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xmlns:nonnum="http://www.xbrl.org/dtr/type/non-numeric" xmlns:in-capmkt-type="https://www.sebi.gov.in/xbrl/2023-05-31/in-capmkt-types" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:net="http://www.xbrl.org/2009/role/net" xmlns:num="http://www.xbrl.org/dtr/type/numeric" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:iso4217="http://www.xbrl.org/2003/iso4217" xmlns:negated="http://www.xbrl.org/2009/role/negated" xmlns:xbrldi="http://xbrl.org/2006/xbrldi" xmlns:xbrli="http://www.xbrl.org/2003/instance" xmlns:xl="http://www.xbrl.org/2003/XLink"><link:schemaRef xlink:type="simple" xlink:href="in-capmkt-ent-2023-05-31.xsd"/><xbrli:context id="MainI"><xbrli:entity><xbrli:identifier scheme="https://www.sebi.gov.in/in-capmkt/ScripCode">532914</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:instant>2026-09-02</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="MainD"><xbrli:entity><xbrli:identifier scheme="https://www.sebi.gov.in/in-capmkt/ScripCode">532914</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2026-09-02</xbrli:startDate><xbrli:endDate>2026-09-02</xbrli:endDate></xbrli:period></xbrli:context><in-capmkt:NSESymbol contextRef="MainI">ARCOTECH</in-capmkt:NSESymbol><in-capmkt:NameOfTheCompany contextRef="MainI">ARCOTECH LIMITED</in-capmkt:NameOfTheCompany><in-capmkt:WhetherCompanyIsSME contextRef="MainD">false</in-capmkt:WhetherCompanyIsSME><in-capmkt:ISIN contextRef="MainI">INE574I01035</in-capmkt:ISIN><in-capmkt:TypeOfMeeting contextRef="MainI">Board Meeting</in-capmkt:TypeOfMeeting><in-capmkt:TypeOfIntimation contextRef="MainD">New</in-capmkt:TypeOfIntimation><in-capmkt:DateOfProposedMeeting contextRef="MainD">2026-09-07</in-capmkt:DateOfProposedMeeting><in-capmkt:WhetherTradingWindowIsClosed contextRef="MainD">true</in-capmkt:WhetherTradingWindowIsClosed><in-capmkt:DateOfStartOfTradingWindowClosure contextRef="MainI">2026-08-31</in-capmkt:DateOfStartOfTradingWindowClosure><in-capmkt:DetailsOfDateOfEndOfTradingWindowClosure contextRef="MainI">09-09-2026</in-capmkt:DetailsOfDateOfEndOfTradingWindowClosure><in-capmkt:DateOfReport contextRef="MainI">2026-09-02</in-capmkt:DateOfReport><in-capmkt:Agenda1 contextRef="MainD">Fund raising</in-capmkt:Agenda1><in-capmkt:Agenda2 contextRef="MainD">Increase in authorised capital</in-capmkt:Agenda2><in-capmkt:Agenda3 contextRef="MainD">Other business</in-capmkt:Agenda3><in-capmkt:ModeOfRaisingFunds contextRef="MainD">Rights issue</in-capmkt:ModeOfRaisingFunds><in-capmkt:Mode1OfRaisingFunds contextRef="MainD">Any other method</in-capmkt:Mode1OfRaisingFunds><in-capmkt:Mode2OfRaisingFunds contextRef="MainD">To be ascertained</in-capmkt:Mode2OfRaisingFunds><in-capmkt:RemarksWebsiteDissemination contextRef="MainI">Trading will be opened effectively after 48 hour of conclusion of Board Meeting and declaration of Outcome.
Other business includes Variation/alteration in terms of existing Redeemable Preference Shares (Non-Convertible, Non-Cumulative) of the Company to convert into Optionally Convertible Redeemable Preference Shares (OCRPS) and consequential changes in the authorised share capital of the Company, subject to the compliance of applicable provisions of law and regulations and approval of the shareholders</in-capmkt:RemarksWebsiteDissemination></xbrli:xbrl>
