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<xbrli:xbrl xmlns:in-capmkt="http://www.sebi.gov.in/xbrl/2026-03-31/in-capmkt" xmlns:in-capmkt-ent="http://www.sebi.gov.in/xbrl/Action_Initiation_Or_Action_Taken_Or_Order_Passed/2026-03-31/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/2026-03-31/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.w3.org/1999/xlink"><link:schemaRef xlink:type="simple" xlink:href="in-capmkt-ent-2026-03-31.xsd"/><xbrli:context id="MainI"><xbrli:entity><xbrli:identifier scheme="http://www.sebi.gov.in/in-capmkt/ScripCode">500412</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:instant>2026-10-01</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="I_ActionsTaken1"><xbrli:entity><xbrli:identifier scheme="http://www.sebi.gov.in/in-capmkt/ScripCode">500412</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:instant>2026-10-01</xbrli:instant></xbrli:period><xbrli:scenario><xbrldi:typedMember dimension="in-capmkt:ActionsTakenOrOrdersPassedAxis"><in-capmkt:ActionsTakenOrOrdersPassedDomain>ActionsTakenOrOrdersPassedDomain1</in-capmkt:ActionsTakenOrOrdersPassedDomain></xbrldi:typedMember></xbrli:scenario></xbrli:context><xbrli:context id="I_ActionsTaken1_PersonsAgainstWhomActionsTaken1"><xbrli:entity><xbrli:identifier scheme="http://www.sebi.gov.in/in-capmkt/ScripCode">500412</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:instant>2026-10-01</xbrli:instant></xbrli:period><xbrli:scenario><xbrldi:typedMember 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id="pure"><xbrli:measure>xbrli:pure</xbrli:measure></xbrli:unit><in-capmkt:NSESymbol contextRef="MainI">TIRUMALCHM</in-capmkt:NSESymbol><in-capmkt:NameOfTheCompany contextRef="MainI">THIRUMALAI CHEMICALS LIMITED</in-capmkt:NameOfTheCompany><in-capmkt:ScripCode contextRef="MainI">500412</in-capmkt:ScripCode><in-capmkt:MSEISymbol contextRef="MainI">NOTLISTED</in-capmkt:MSEISymbol><in-capmkt:ISIN contextRef="MainI">INE338A01024</in-capmkt:ISIN><in-capmkt:TypeOfAnnouncement contextRef="MainI">New</in-capmkt:TypeOfAnnouncement><in-capmkt:TypeOfEvent contextRef="MainI">Action(s) taken or orders passed (sub-para 20)</in-capmkt:TypeOfEvent><in-capmkt:WhetherEventOrInformationDisclosedIsAnOutcomeOfTheBoardMeeting contextRef="MainI">false</in-capmkt:WhetherEventOrInformationDisclosedIsAnOutcomeOfTheBoardMeeting><in-capmkt:DateOfOccurrenceOfEventOrInformation contextRef="MainI">2026-09-29</in-capmkt:DateOfOccurrenceOfEventOrInformation><in-capmkt:TimeOfOccurrenceOfEventOrInformation contextRef="MainI">20:00:00</in-capmkt:TimeOfOccurrenceOfEventOrInformation><in-capmkt:DateOfReport contextRef="MainI">2026-10-01</in-capmkt:DateOfReport><in-capmkt:TypeOfActionsTakenOrOrdersPassed contextRef="I_ActionsTaken1">Any other similar action(s)</in-capmkt:TypeOfActionsTakenOrOrdersPassed><in-capmkt:DetailsOfAnyOtherSimilarActionsTakenOrOrdersPassed contextRef="I_ActionsTaken1">Show Cause Notice</in-capmkt:DetailsOfAnyOtherSimilarActionsTakenOrOrdersPassed><in-capmkt:ActionsTakenOrOrdersPassedBy contextRef="I_ActionsTaken1">Statutory Authority</in-capmkt:ActionsTakenOrOrdersPassedBy><in-capmkt:NameOfAuthorityFromWhomActionsTakenOrOrdersPassed contextRef="I_ActionsTaken1">Office of Assistant Commissioner, Ranipet (Sipcot), Assessment Circle, Ranipet</in-capmkt:NameOfAuthorityFromWhomActionsTakenOrOrdersPassed><in-capmkt:NumberOfPersonsAgainstWhomActionsTakenOrOrdersPassed contextRef="I_ActionsTaken1" unitRef="pure" decimals="0">1</in-capmkt:NumberOfPersonsAgainstWhomActionsTakenOrOrdersPassed><in-capmkt:ActionsTakenOrOrdersPassedAgainst contextRef="I_ActionsTaken1_PersonsAgainstWhomActionsTaken1">Listed Entity (Self)</in-capmkt:ActionsTakenOrOrdersPassedAgainst><in-capmkt:NameOfPersonAgainstWhomActionsTakenOrOrdersPassed contextRef="I_ActionsTaken1_PersonsAgainstWhomActionsTaken1">THIRUMALAI CHEMICALS LIMITED</in-capmkt:NameOfPersonAgainstWhomActionsTakenOrOrdersPassed><in-capmkt:TypeOfCommunicationReceivedForActionsTakenOrOrdersPassed contextRef="I_ActionsTaken1">Show Cause Notice</in-capmkt:TypeOfCommunicationReceivedForActionsTakenOrOrdersPassed><in-capmkt:NatureAndDetailsOfTheActionsTakenOrOrdersPassed contextRef="I_ActionsTaken1">The show cause notice is issued under Section 73 of The Central Goods and Services Tax Act, 2017 dated September 29, 2026 based on the scrutiny for the Assessment Year 2022-2023.</in-capmkt:NatureAndDetailsOfTheActionsTakenOrOrdersPassed><in-capmkt:DateOfReceiptOfCommunicationReceivedForActionsTakenOrOrdersPassed contextRef="I_ActionsTaken1">2026-09-29</in-capmkt:DateOfReceiptOfCommunicationReceivedForActionsTakenOrOrdersPassed><in-capmkt:BriefDetailsOfTheMaterialContentsOfTheCommunicationReceivedForActionsTakenOrOrdersPassed contextRef="I_ActionsTaken1">The show cause notice is issued for alleged discrepancies under exempted turnover reported by the Company, excess claim of ITC and short payment of tax relating to the Assessment Year 2022-2023</in-capmkt:BriefDetailsOfTheMaterialContentsOfTheCommunicationReceivedForActionsTakenOrOrdersPassed><in-capmkt:PeriodForWhichCommunicationWouldBeApplicableForActionsTakenOrOrdersPassed contextRef="I_ActionsTaken1">Assessment Year 2022-2023</in-capmkt:PeriodForWhichCommunicationWouldBeApplicableForActionsTakenOrOrdersPassed><in-capmkt:ExpectedImpactOfActionsTakenOnFinancialAndOperationalOrOtherActivitiesOfTheListedEntity contextRef="I_ActionsTaken1">INR 13.52 Lakhs</in-capmkt:ExpectedImpactOfActionsTakenOnFinancialAndOperationalOrOtherActivitiesOfTheListedEntity><in-capmkt:DetailsOfAnyAberrationsOrNonCompliancesOrViolationsOrContraventionsIdentifiedByTheAuthorityInTheCommunicationForActionsTakenOrOrdersPassed contextRef="I_ActionsTaken1">alleged discrepancies under exempted turnover reported by the Company, excess claim of ITC and short payment of tax relating to the Assessment Year 2022-2023</in-capmkt:DetailsOfAnyAberrationsOrNonCompliancesOrViolationsOrContraventionsIdentifiedByTheAuthorityInTheCommunicationForActionsTakenOrOrdersPassed><in-capmkt:DetailsOfAnyPenaltyOrRestrictionOrSanctionImposedPursuantToTheCommunicationForActionsTakenOrOrdersPassed contextRef="I_ActionsTaken1">show cause is issued for alleged discrepancies under exempted turnover reported by the Company, excess claim of ITC and short payment of tax amounting to INR 13.52 lakhs (Including Interest and Penalty)  for the Assessment Year 2022-2023 towards alleged discrepancies under exempted turnover reported by the Company, excess claim of ITC and short payment of tax.</in-capmkt:DetailsOfAnyPenaltyOrRestrictionOrSanctionImposedPursuantToTheCommunicationForActionsTakenOrOrdersPassed><in-capmkt:DetailsOfRegulatoryActionsOrSanctions contextRef="I_ActionsTaken1">Not Applicable</in-capmkt:DetailsOfRegulatoryActionsOrSanctions><in-capmkt:ActionsTakenByListedCompanyWithRespectToTheCommunicationForActionsTakenOrOrdersPassed contextRef="I_ActionsTaken1">The Company, prima facie, believes that the demands are erroneous and not sustainable as these transactions pertains to SEZ unit for which GST is not applicable. The Company will be submitting its response before authority within prescribed timelines. The company firmly believes that the financial implication, if any, that may arise out of this is likely to be very insignificant and will not have any material impact on the financial position of the Company.</in-capmkt:ActionsTakenByListedCompanyWithRespectToTheCommunicationForActionsTakenOrOrdersPassed><in-capmkt:NameOfTheSignatory contextRef="I_Signatories1">Aditya Sharma</in-capmkt:NameOfTheSignatory><in-capmkt:DesignationOfTheSignatory contextRef="I_Signatories1">Company Secretary</in-capmkt:DesignationOfTheSignatory><in-capmkt:DateOfOfTheSignatory contextRef="I_Signatories1">2026-10-01</in-capmkt:DateOfOfTheSignatory><in-capmkt:PlaceOfOfTheSignatory contextRef="I_Signatories1">CHENNAI</in-capmkt:PlaceOfOfTheSignatory></xbrli:xbrl>
