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<xbrli:xbrl xmlns:in-capmkt="http://www.sebi.gov.in/xbrl/2025-11-30/in-capmkt" xmlns:in-capmkt-ent="http://www.sebi.gov.in/xbrl/Changes_In_Management/2025-11-30/in-capmkt/in-capmkt-ent" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xmlns:nonnum="http://www.xbrl.org/dtr/type/non-numeric" xmlns:in-capmkt-types="http://www.sebi.gov.in/xbrl/2025-11-30/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.w3.org/1999/xlink"><link:schemaRef xlink:type="simple" xlink:href="in-capmkt-ent-2025-11-30.xsd"/><xbrli:context id="MainD"><xbrli:entity><xbrli:identifier scheme="https://www.sebi.gov.in/in-capmkt/ScripCode">500870</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2026-05-20</xbrli:startDate><xbrli:endDate>2026-05-20</xbrli:endDate></xbrli:period></xbrli:context><xbrli:context id="MainI"><xbrli:entity><xbrli:identifier scheme="https://www.sebi.gov.in/in-capmkt/ScripCode">500870</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:instant>2026-05-20</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="I_ChangeInManagement1"><xbrli:entity><xbrli:identifier scheme="https://www.sebi.gov.in/in-capmkt/ScripCode">500870</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:instant>2026-05-20</xbrli:instant></xbrli:period><xbrli:scenario><xbrldi:typedMember dimension="in-capmkt:ChangeInManagementAxis"><in-capmkt:ChangeInManagementDomain>ChangeInManagementDomain1</in-capmkt:ChangeInManagementDomain></xbrldi:typedMember></xbrli:scenario></xbrli:context><xbrli:context id="D_ChangeInManagement1"><xbrli:entity><xbrli:identifier scheme="https://www.sebi.gov.in/in-capmkt/ScripCode">500870</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2026-05-20</xbrli:startDate><xbrli:endDate>2026-05-20</xbrli:endDate></xbrli:period><xbrli:scenario><xbrldi:typedMember dimension="in-capmkt:ChangeInManagementAxis"><in-capmkt:ChangeInManagementDomain>ChangeInManagementDomain1</in-capmkt:ChangeInManagementDomain></xbrldi:typedMember></xbrli:scenario></xbrli:context><xbrli:context id="I_ChangeInManagement2"><xbrli:entity><xbrli:identifier scheme="https://www.sebi.gov.in/in-capmkt/ScripCode">500870</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:instant>2026-05-20</xbrli:instant></xbrli:period><xbrli:scenario><xbrldi:typedMember dimension="in-capmkt:ChangeInManagementAxis"><in-capmkt:ChangeInManagementDomain>ChangeInManagementDomain2</in-capmkt:ChangeInManagementDomain></xbrldi:typedMember></xbrli:scenario></xbrli:context><xbrli:context id="D_ChangeInManagement2"><xbrli:entity><xbrli:identifier scheme="https://www.sebi.gov.in/in-capmkt/ScripCode">500870</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2026-05-20</xbrli:startDate><xbrli:endDate>2026-05-20</xbrli:endDate></xbrli:period><xbrli:scenario><xbrldi:typedMember dimension="in-capmkt:ChangeInManagementAxis"><in-capmkt:ChangeInManagementDomain>ChangeInManagementDomain2</in-capmkt:ChangeInManagementDomain></xbrldi:typedMember></xbrli:scenario></xbrli:context><xbrli:unit id="pure"><xbrli:measure>xbrli:pure</xbrli:measure></xbrli:unit><in-capmkt:NSESymbol contextRef="MainI">CASTROLIND</in-capmkt:NSESymbol><in-capmkt:NameOfTheCompany contextRef="MainI">CASTROL INDIA LIMITED</in-capmkt:NameOfTheCompany><in-capmkt:ScripCode contextRef="MainI">500870</in-capmkt:ScripCode><in-capmkt:MSEISymbol contextRef="MainI">NOTLISTED</in-capmkt:MSEISymbol><in-capmkt:ISIN contextRef="MainI">INE172A01027</in-capmkt:ISIN><in-capmkt:WhetherDisclosureFiledForListedEntity contextRef="MainD">true</in-capmkt:WhetherDisclosureFiledForListedEntity><in-capmkt:RelationshipWithTheListedEntity contextRef="MainD">Listed Entity (self)</in-capmkt:RelationshipWithTheListedEntity><in-capmkt:WhetherEventOrInformationIsAnOutcomeOfBoardMeeting contextRef="MainD">false</in-capmkt:WhetherEventOrInformationIsAnOutcomeOfBoardMeeting><in-capmkt:DateOfOccurrenceOfEventOrInformation contextRef="MainD">2026-05-20</in-capmkt:DateOfOccurrenceOfEventOrInformation><in-capmkt:TimeOfOccurrenceOfEventOrInformation contextRef="MainD">05:16:00</in-capmkt:TimeOfOccurrenceOfEventOrInformation><in-capmkt:NumberOfPersonsOrEntitiesForWhomChangeIsBeingReported contextRef="MainI" unitRef="pure" decimals="0">2</in-capmkt:NumberOfPersonsOrEntitiesForWhomChangeIsBeingReported><in-capmkt:DateOfReport contextRef="MainI">2026-05-20</in-capmkt:DateOfReport><in-capmkt:TypeOfChange contextRef="D_ChangeInManagement1">Cessation</in-capmkt:TypeOfChange><in-capmkt:CategoryOfCessation contextRef="D_ChangeInManagement1">Cessation</in-capmkt:CategoryOfCessation><in-capmkt:CategoryForChange contextRef="D_ChangeInManagement1">Senior Management Personnel</in-capmkt:CategoryForChange><in-capmkt:DesignationOfDesignatedPerson contextRef="D_ChangeInManagement1">Vice President &amp; Head-Customer Excellence &amp; Operations</in-capmkt:DesignationOfDesignatedPerson><in-capmkt:SalutationOfDesignatedPerson contextRef="D_ChangeInManagement1">Mr.</in-capmkt:SalutationOfDesignatedPerson><in-capmkt:NameOfDesignatedPerson contextRef="I_ChangeInManagement1">Anoop Jindal</in-capmkt:NameOfDesignatedPerson><in-capmkt:EffectiveDateOfReasonOfChange contextRef="I_ChangeInManagement1">2026-05-31</in-capmkt:EffectiveDateOfReasonOfChange><in-capmkt:RemarksForChangeInManagement contextRef="D_ChangeInManagement1">We refer to the intimation dated 27 April 2026 with regards to cessation of office of Vice President, B2B Sales (senior management position). In this regard, it is informed that Mr. Anoop Jindal currently designated as Vice President &amp; Head-Customer Excellence &amp; Operations (also senior management position), has been appointed as Vice President, B2B Sales-OEM &amp; South Asia with effect from 1 June 2026.  The appointment was approved by the Board of Directors based on the recommendation of the Nomination and Remuneration Committee on 20 May 2026.

Consequent to the above appointment, Mr. Anoop Jindal will cease to be Vice President &amp; Head - Customer Excellence &amp; Operations of the Company with effect from close of business hours on 31 May 2026.</in-capmkt:RemarksForChangeInManagement><in-capmkt:TypeOfChange contextRef="D_ChangeInManagement2">Appointment</in-capmkt:TypeOfChange><in-capmkt:CategoryForChange contextRef="D_ChangeInManagement2">Senior Management Personnel</in-capmkt:CategoryForChange><in-capmkt:DesignationOfDesignatedPerson contextRef="D_ChangeInManagement2">Vice President, B2B Sales-OEM &amp; South Asia</in-capmkt:DesignationOfDesignatedPerson><in-capmkt:SalutationOfDesignatedPerson contextRef="D_ChangeInManagement2">Mr.</in-capmkt:SalutationOfDesignatedPerson><in-capmkt:NameOfDesignatedPerson contextRef="I_ChangeInManagement2">Anoop Jindal</in-capmkt:NameOfDesignatedPerson><in-capmkt:EffectiveDateOfReasonOfChange contextRef="I_ChangeInManagement2">2026-06-01</in-capmkt:EffectiveDateOfReasonOfChange><in-capmkt:BriefProfile contextRef="D_ChangeInManagement2">Mr. Anoop Jindal has 26 years of experience in sales and business development, channel management, and customer excellence and operations. He holds a Bachelor’s degree in
Mechanical Engineering from National Institute of Technology (NIT), Kurukshetra and an Executive MBA from Narsee Monjee Institute of Management Studies (NMIMS),
Mumbai. He has a strong track record of driving business growth and leading transformation initiatives across diverse industries.
Mr. Jindal began his career with BPL Display Devices in 1999 and later worked with Saint-Gobain Abrasives in sales. He joined Castrol in 2005 as a Key Accounts Manager and has since held a range of senior roles spanning OEMs, strategic accounts, sales excellence and route-to-market, and customer operations.
In these diverse roles, he led multiple initiatives focused on customer acquisition, value delivery,
customer experience, compliance, simplification and standardisation for long-term, profitable
growth. He also played a pivotal role in advancing Castrol’s digital agenda for influencer advocacy and loyalty programmes digital customer engagement, thus strengthen the company’s competitive edge and drive sustainable growth.
Later, he went on to lead the B2B business (FWS and Heavy Duty), where he drove strong top-line and bottom-line performance through new customer acquisitions and distribution expansion across franchise workshops, building and construction, mining and fleet segments.
In his recent role as Vice-President – Customer Excellence &amp; operations, Mr. Jindal has led important structural changes across Castrol India’s digital ecosystem and ways of working to build a more agile, competitive and future-ready organisation aligned to the company’s strategic objectives. Throughout his journey, he has consistently championed new strategic initiatives that have fueled market
expansion and growth.</in-capmkt:BriefProfile></xbrli:xbrl>
