<?xml version="1.0" encoding="UTF-8" standalone="no"?><!--IFIndAs V2.1 (26-06-2026)--><xbrli:xbrl xmlns:xbrli="http://www.xbrl.org/2003/instance" xmlns:in-capmkt="http://www.sebi.gov.in/xbrl/2026-01-31/in-capmkt" xmlns:in-capmkt-ent="http://www.sebi.gov.in/xbrl/IntegratedFinance_IndAS/2026-01-31/in-capmkt/in-capmkt-ent" xmlns:in-capmkt-roles="http://www.sebi.gov.in/xbrl/IntegratedFinance_IndAS/2026-01-31/in-capmkt-roles" xmlns:in-capmkt-types="http://www.sebi.gov.in/xbrl/2026-01-31/in-capmkt-types" xmlns:iso4217="http://www.xbrl.org/2003/iso4217" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:negated="http://www.xbrl.org/2009/role/negated" xmlns:net="http://www.xbrl.org/2009/role/net" xmlns:nonnum="http://www.xbrl.org/dtr/type/non-numeric" xmlns:num="http://www.xbrl.org/dtr/type/numeric" xmlns:xbrldi="http://xbrl.org/2006/xbrldi" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xmlns:xl="http://www.xbrl.org/2003/XLink" xmlns:xlink="http://www.w3.org/1999/xlink"><link:schemaRef xlink:href="in-capmkt-ent-2026-01-31.xsd" xlink:type="simple"/><xbrli:context id="OneD"><xbrli:entity><xbrli:identifier scheme="http://www.sebi.gov.in/in-capmkt/ScripCode">540575</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2026-04-01</xbrli:startDate><xbrli:endDate>2026-06-30</xbrli:endDate></xbrli:period></xbrli:context><xbrli:context id="OneExpenses1D"><xbrli:entity><xbrli:identifier scheme="http://www.sebi.gov.in/in-capmkt/ScripCode">540575</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2026-04-01</xbrli:startDate><xbrli:endDate>2026-06-30</xbrli:endDate></xbrli:period><xbrli:scenario><xbrldi:explicitMember dimension="in-capmkt:DetailsOfOtherExpensesAxis">in-capmkt:OtherExpenses1Member</xbrldi:explicitMember></xbrli:scenario></xbrli:context><xbrli:context id="OneExpenses2D"><xbrli:entity><xbrli:identifier scheme="http://www.sebi.gov.in/in-capmkt/ScripCode">540575</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2026-04-01</xbrli:startDate><xbrli:endDate>2026-06-30</xbrli:endDate></xbrli:period><xbrli:scenario><xbrldi:explicitMember dimension="in-capmkt:DetailsOfOtherExpensesAxis">in-capmkt:OtherExpenses2Member</xbrldi:explicitMember></xbrli:scenario></xbrli:context><xbrli:context id="OneExpenses3D"><xbrli:entity><xbrli:identifier scheme="http://www.sebi.gov.in/in-capmkt/ScripCode">540575</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2026-04-01</xbrli:startDate><xbrli:endDate>2026-06-30</xbrli:endDate></xbrli:period><xbrli:scenario><xbrldi:explicitMember dimension="in-capmkt:DetailsOfOtherExpensesAxis">in-capmkt:OtherExpenses3Member</xbrldi:explicitMember></xbrli:scenario></xbrli:context><xbrli:context id="OneExpenses4D"><xbrli:entity><xbrli:identifier scheme="http://www.sebi.gov.in/in-capmkt/ScripCode">540575</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2026-04-01</xbrli:startDate><xbrli:endDate>2026-06-30</xbrli:endDate></xbrli:period><xbrli:scenario><xbrldi:explicitMember dimension="in-capmkt:DetailsOfOtherExpensesAxis">in-capmkt:OtherExpenses4Member</xbrldi:explicitMember></xbrli:scenario></xbrli:context><xbrli:context id="D_ItemsThatWillNotBeReclassifiedToProfitAndLoss11"><xbrli:entity><xbrli:identifier scheme="http://www.sebi.gov.in/in-capmkt/ScripCode">540575</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2026-04-01</xbrli:startDate><xbrli:endDate>2026-06-30</xbrli:endDate></xbrli:period><xbrli:scenario><xbrldi:typedMember dimension="in-capmkt:ItemsThatWillNotBeReclassifiedToProfitAndLossAxis"><in-capmkt:ItemsThatWillNotBeReclassifiedToProfitAndLossDomain>ItemsThatWillNotBeReclassifiedToProfitAndLoss1</in-capmkt:ItemsThatWillNotBeReclassifiedToProfitAndLossDomain></xbrldi:typedMember></xbrli:scenario></xbrli:context><xbrli:unit id="INR"><xbrli:measure>iso4217:INR</xbrli:measure></xbrli:unit><xbrli:unit id="INRPerShare"><xbrli:divide><xbrli:unitNumerator><xbrli:measure>iso4217:INR</xbrli:measure></xbrli:unitNumerator><xbrli:unitDenominator><xbrli:measure>xbrli:shares</xbrli:measure></xbrli:unitDenominator></xbrli:divide></xbrli:unit><in-capmkt:ScripCode contextRef="OneD">540575</in-capmkt:ScripCode><in-capmkt:Symbol contextRef="OneD">STARCEMENT</in-capmkt:Symbol><in-capmkt:MSEISymbol contextRef="OneD">NOTLISTED</in-capmkt:MSEISymbol><in-capmkt:ISIN contextRef="OneD">INE460H01021</in-capmkt:ISIN><in-capmkt:NameOfTheCompany contextRef="OneD">STAR CEMENT LIMITED</in-capmkt:NameOfTheCompany><in-capmkt:TypeOfCompany contextRef="OneD">Main Board</in-capmkt:TypeOfCompany><in-capmkt:ClassOfSecurity contextRef="OneD">Equity</in-capmkt:ClassOfSecurity><in-capmkt:DateOfStartOfFinancialYear contextRef="OneD">2026-04-01</in-capmkt:DateOfStartOfFinancialYear><in-capmkt:DateOfEndOfFinancialYear contextRef="OneD">2027-03-31</in-capmkt:DateOfEndOfFinancialYear><in-capmkt:DateOfBoardMeetingWhenFinancialResultsWereApproved contextRef="OneD">2026-08-07</in-capmkt:DateOfBoardMeetingWhenFinancialResultsWereApproved><in-capmkt:DateOnWhichPriorIntimationOfTheMeetingForConsideringFinancialResultsWasInformedToTheExchange contextRef="OneD">2026-07-31</in-capmkt:DateOnWhichPriorIntimationOfTheMeetingForConsideringFinancialResultsWasInformedToTheExchange><in-capmkt:DescriptionOfPresentationCurrency contextRef="OneD">INR</in-capmkt:DescriptionOfPresentationCurrency><in-capmkt:LevelOfRounding contextRef="OneD">Lakhs</in-capmkt:LevelOfRounding><in-capmkt:TypeOfReportingPeriod contextRef="OneD">Quarterly</in-capmkt:TypeOfReportingPeriod><in-capmkt:ReportingQuarter contextRef="OneD">First quarter</in-capmkt:ReportingQuarter><in-capmkt:IsCompanyReportingMultisegmentOrSingleSegment contextRef="OneD">Single segment</in-capmkt:IsCompanyReportingMultisegmentOrSingleSegment><in-capmkt:DescriptionOfSingleSegment contextRef="OneD">CEMENT</in-capmkt:DescriptionOfSingleSegment><in-capmkt:DateOfStartOfBoardMeeting contextRef="OneD">2026-08-07</in-capmkt:DateOfStartOfBoardMeeting><in-capmkt:StartTimeOfBoardMeeting contextRef="OneD">12:35:00</in-capmkt:StartTimeOfBoardMeeting><in-capmkt:DateOfEndOfBoardMeeting contextRef="OneD">2026-08-07</in-capmkt:DateOfEndOfBoardMeeting><in-capmkt:EndTimeOfBoardMeeting contextRef="OneD">13:45:00</in-capmkt:EndTimeOfBoardMeeting><in-capmkt:DeclarationOfUnmodifiedOpinionOrStatementOnImpactOfAuditQualification contextRef="OneD">Not applicable</in-capmkt:DeclarationOfUnmodifiedOpinionOrStatementOnImpactOfAuditQualification><in-capmkt:DateOfStartOfReportingPeriod contextRef="OneD">2026-04-01</in-capmkt:DateOfStartOfReportingPeriod><in-capmkt:DateOfEndOfReportingPeriod contextRef="OneD">2026-06-30</in-capmkt:DateOfEndOfReportingPeriod><in-capmkt:WhetherResultsAreAuditedOrUnaudited contextRef="OneD">Unaudited</in-capmkt:WhetherResultsAreAuditedOrUnaudited><in-capmkt:NatureOfReportStandaloneConsolidated contextRef="OneD">Consolidated</in-capmkt:NatureOfReportStandaloneConsolidated><in-capmkt:RevenueFromOperations contextRef="OneD" decimals="-3" unitRef="INR">9428889000</in-capmkt:RevenueFromOperations><in-capmkt:OtherIncome contextRef="OneD" decimals="-3" unitRef="INR">82047000</in-capmkt:OtherIncome><in-capmkt:Income contextRef="OneD" decimals="-3" unitRef="INR">9510936000</in-capmkt:Income><in-capmkt:CostOfMaterialsConsumed contextRef="OneD" decimals="-3" unitRef="INR">1321474000</in-capmkt:CostOfMaterialsConsumed><in-capmkt:PurchasesOfStockInTrade contextRef="OneD" decimals="-3" unitRef="INR">2392000</in-capmkt:PurchasesOfStockInTrade><in-capmkt:ChangesInInventoriesOfFinishedGoodsWorkInProgressAndStockInTrade contextRef="OneD" decimals="-3" unitRef="INR">97021000</in-capmkt:ChangesInInventoriesOfFinishedGoodsWorkInProgressAndStockInTrade><in-capmkt:EmployeeBenefitExpense contextRef="OneD" decimals="-3" unitRef="INR">774014000</in-capmkt:EmployeeBenefitExpense><in-capmkt:FinanceCosts contextRef="OneD" decimals="-3" unitRef="INR">137546000</in-capmkt:FinanceCosts><in-capmkt:DepreciationDepletionAndAmortisationExpense contextRef="OneD" decimals="-3" unitRef="INR">914193000</in-capmkt:DepreciationDepletionAndAmortisationExpense><in-capmkt:OtherExpenses contextRef="OneD" decimals="-3" unitRef="INR">5289132000</in-capmkt:OtherExpenses><in-capmkt:Expenses contextRef="OneD" decimals="-3" unitRef="INR">8535772000</in-capmkt:Expenses><in-capmkt:ProfitBeforeExceptionalItemsAndTax contextRef="OneD" decimals="-3" unitRef="INR">975164000</in-capmkt:ProfitBeforeExceptionalItemsAndTax><in-capmkt:ExceptionalItemsBeforeTax contextRef="OneD" decimals="-5" unitRef="INR">0</in-capmkt:ExceptionalItemsBeforeTax><in-capmkt:ProfitBeforeTax contextRef="OneD" decimals="-3" unitRef="INR">975164000</in-capmkt:ProfitBeforeTax><in-capmkt:CurrentTax contextRef="OneD" decimals="-3" unitRef="INR">245441000</in-capmkt:CurrentTax><in-capmkt:DeferredTax contextRef="OneD" decimals="-3" unitRef="INR">-9367000</in-capmkt:DeferredTax><in-capmkt:TaxExpense contextRef="OneD" decimals="-3" unitRef="INR">236074000</in-capmkt:TaxExpense><in-capmkt:NetMovementInRegulatoryDeferralAccountBalancesRelatedToProfitOrLossAndTheRelatedDeferredTaxMovement contextRef="OneD" decimals="-5" unitRef="INR">0</in-capmkt:NetMovementInRegulatoryDeferralAccountBalancesRelatedToProfitOrLossAndTheRelatedDeferredTaxMovement><in-capmkt:ProfitLossForPeriodFromContinuingOperations contextRef="OneD" decimals="-4" unitRef="INR">739090000</in-capmkt:ProfitLossForPeriodFromContinuingOperations><in-capmkt:ProfitLossFromDiscontinuedOperationsBeforeTax contextRef="OneD" decimals="-5" unitRef="INR">0</in-capmkt:ProfitLossFromDiscontinuedOperationsBeforeTax><in-capmkt:TaxExpenseOfDiscontinuedOperations contextRef="OneD" decimals="-5" unitRef="INR">0</in-capmkt:TaxExpenseOfDiscontinuedOperations><in-capmkt:ProfitLossFromDiscontinuedOperationsAfterTax contextRef="OneD" decimals="-5" unitRef="INR">0</in-capmkt:ProfitLossFromDiscontinuedOperationsAfterTax><in-capmkt:ShareOfProfitLossOfAssociatesAndJointVenturesAccountedForUsingEquityMethod contextRef="OneD" decimals="-5" unitRef="INR">0</in-capmkt:ShareOfProfitLossOfAssociatesAndJointVenturesAccountedForUsingEquityMethod><in-capmkt:ProfitLossForPeriod contextRef="OneD" decimals="-4" unitRef="INR">739090000</in-capmkt:ProfitLossForPeriod><in-capmkt:OtherComprehensiveIncomeNetOfTaxes contextRef="OneD" decimals="-3" unitRef="INR">-986000</in-capmkt:OtherComprehensiveIncomeNetOfTaxes><in-capmkt:ComprehensiveIncomeForThePeriod contextRef="OneD" decimals="-3" unitRef="INR">738104000</in-capmkt:ComprehensiveIncomeForThePeriod><in-capmkt:ProfitOrLossAttributableToOwnersOfParent contextRef="OneD" decimals="-3" unitRef="INR">747166000</in-capmkt:ProfitOrLossAttributableToOwnersOfParent><in-capmkt:ProfitOrLossAttributableToNonControllingInterests contextRef="OneD" decimals="-3" unitRef="INR">-8076000</in-capmkt:ProfitOrLossAttributableToNonControllingInterests><in-capmkt:ComprehensiveIncomeForThePeriodAttributableToOwnersOfParent contextRef="OneD" decimals="-3" unitRef="INR">746175000</in-capmkt:ComprehensiveIncomeForThePeriodAttributableToOwnersOfParent><in-capmkt:ComprehensiveIncomeForThePeriodAttributableToOwnersOfParentNonControllingInterests contextRef="OneD" decimals="-3" unitRef="INR">-8071000</in-capmkt:ComprehensiveIncomeForThePeriodAttributableToOwnersOfParentNonControllingInterests><in-capmkt:PaidUpValueOfEquityShareCapital contextRef="OneD" decimals="-4" unitRef="INR">404180000</in-capmkt:PaidUpValueOfEquityShareCapital><in-capmkt:FaceValueOfEquityShareCapital contextRef="OneD" decimals="INF" unitRef="INRPerShare">1</in-capmkt:FaceValueOfEquityShareCapital><in-capmkt:BasicEarningsLossPerShareFromContinuingOperations contextRef="OneD" decimals="INF" unitRef="INRPerShare">1.85</in-capmkt:BasicEarningsLossPerShareFromContinuingOperations><in-capmkt:DilutedEarningsLossPerShareFromContinuingOperations contextRef="OneD" decimals="INF" unitRef="INRPerShare">1.85</in-capmkt:DilutedEarningsLossPerShareFromContinuingOperations><in-capmkt:BasicEarningsLossPerShareFromDiscontinuedOperations contextRef="OneD" decimals="INF" unitRef="INRPerShare">0</in-capmkt:BasicEarningsLossPerShareFromDiscontinuedOperations><in-capmkt:DilutedEarningsLossPerShareFromDiscontinuedOperations contextRef="OneD" decimals="INF" unitRef="INRPerShare">0</in-capmkt:DilutedEarningsLossPerShareFromDiscontinuedOperations><in-capmkt:BasicEarningsLossPerShareFromContinuingAndDiscontinuedOperations contextRef="OneD" decimals="INF" unitRef="INRPerShare">1.85</in-capmkt:BasicEarningsLossPerShareFromContinuingAndDiscontinuedOperations><in-capmkt:DilutedEarningsLossPerShareFromContinuingAndDiscontinuedOperations contextRef="OneD" decimals="INF" unitRef="INRPerShare">1.85</in-capmkt:DilutedEarningsLossPerShareFromContinuingAndDiscontinuedOperations><in-capmkt:DisclosureOfNotesOnFinancialResultsExplanatoryTextBlock contextRef="OneD">1- The above financial results has been prepared in accordance with Indian Accounting Standard (IND AS) prescribed under section 133 of the Companies Act, 2013 read with relevant rules thereunder and in terms of Regulation 33 of the SEBI (Listing Obligation and Disclosure Requirements) Regulation, 2015 (as amended). The above results were reviewed by the Audit Committee and approved by Board of Directors at their respective meeting held on August 07, 2026. The same has been reviewed by the Statutory Auditors of the Company. &lt;br /&gt; 
 &lt;br /&gt; 
2- The Consolidated results include results of its subsidiaries Star Cement Meghalaya Limited (SCML), Star Century Global Cement Private Limited (SCGCPL), Star Smart Building Solutions Limited (SSBSL) [formerly known as Star Cement (I) Limited (SCIL)], Star Cement North East Limited (SCNEL), Ri Pnar Cement Private Limited (RPCPL), Kopili Cement (I) Private Limited (KCIPL), Jaitaran Renewable Power Private Limited (JRPPL) and Nitesh Minerals Private Limited (NMPL). &lt;br /&gt; 
 &lt;br /&gt; 
3-The Company and one of its subsidiaries have exercised the option of concessional Income Tax rate under Section 115BAA of the Income-tax Act, 1961 with effect from April 1, 2026. Accordingly, the tax expense for the current quarter is not comparable with that of the previous periods. Further, pursuant to the amendments introduced by the Finance Act, 2026 permitting the utilisation of previously accumulated Minimum Alternate Tax (MAT) credit under the concessional tax regime, the Company has carried forward the unutilised MAT credit balance based on its assessment of future taxable profits and the expected availability of such credit for set-off. &lt;br /&gt; 
 &lt;br /&gt; 
4-During the quarter, the Group acquired 100% equity shareholding in Jaitaran Renewable Power Private Limited (JRPPL) and Nitesh Minerals Private Limited (NMPL) with effect from April 23, 2026 and April 18, 2026 respectively. Consequently, these consolidated financial results includes the financial performance of the aforesaid subsidiaries from their respective acquisition dates and have been prepared in accordance with the requirements of Ind AS 103 – Business Combinations and Ind AS 110 – Consolidated Financial Statements. &lt;br /&gt; 
 &lt;br /&gt; 
5- The Government of India notified the Code on Wages, 2019, the Industrial Relations Code, 2020, the Code on Social Security, 2020 and the Occupational Safety, Health and Working Conditions Code, 2020 with effect from November 21, 2025, thereby consolidating 29 existing labour laws. Pursuant to the implementation of these Labour Codes, the Group had recognised a provision of Rs.579.94 lakhs during the quarter ended March 31, 2026 and Rs.1,131.97 lakhs during the year ended March 31, 2026, which had been disclosed as an exceptional Item in the respective financial results. &lt;br /&gt; 
 &lt;br /&gt; 
6- Pursuant to the approval of the Nomination &amp; remuneration Committee and the Board of Directors at their respective meetings held on May 22, 2026, Mr. Tushar Bhajanka was redesignated from Deputy Managing Director to Managing Director &amp; Chief Executive Officer of the Company, and his revised remuneration was approved. The Company has initiated the process of obtaining the necessary shareholders' approval through postal ballot, which is currently in progress. Pending such approval, the Company has accounted for revised remuneration amounting to Rs.277.86 lakhs in these financial results. &lt;br /&gt; 
 &lt;br /&gt; 
7- One of the subsidiaries of the Company, located in the State of Assam, is eligible for incentives in the form of reimbursement of SGST paid in cash under the applicable State Industrial Incentive Scheme. Pursuant to a notification issued by the appropriate authority of the Government of Assam, the remaining incentive entitlement has been capped on a proportionate annual basis over the balance eligible period. Accordingly, during the current quarter, the incentive income has been recognised in accordance with the revised guidelines and annual entitlement has been allocated on a systematic basis over the relevant accounting periods. &lt;br /&gt; 
 &lt;br /&gt; 
8- The figures for the quarter ended March 31, 2026 are arrived at as difference between Audited figures in respect of the full financial years and the Unaudited published figures upto nine months of the relevant financial years which were subjected to limited review by the Statutory Auditors. &lt;br /&gt; 
 &lt;br /&gt; 
9- The Group is primarily engaged in the manufacturing and sale of cement and cement related products. There are no separate reportable segments as per Ind AS 108, "Operating Segments". &lt;br /&gt; 
 &lt;br /&gt; 
By order of the Board &lt;br /&gt; 
For Star Cement Limited &lt;br /&gt; 
 &lt;br /&gt; 
Sajjan Bhajanka &lt;br /&gt; 
Chairman &lt;br /&gt; 
(DIN: 00246043) &lt;br /&gt; 
 &lt;br /&gt; 
Date: August 07, 2026 &lt;br /&gt; 
Place: Kolkata</in-capmkt:DisclosureOfNotesOnFinancialResultsExplanatoryTextBlock><in-capmkt:DescriptionOfOtherExpenses contextRef="OneExpenses1D">Power &amp; Fuel</in-capmkt:DescriptionOfOtherExpenses><in-capmkt:OtherExpenses contextRef="OneExpenses1D" decimals="-3" unitRef="INR">1519634000</in-capmkt:OtherExpenses><in-capmkt:DescriptionOfOtherExpenses contextRef="OneExpenses2D">Carriage Outward Expenses on Finished Goods</in-capmkt:DescriptionOfOtherExpenses><in-capmkt:OtherExpenses contextRef="OneExpenses2D" decimals="-3" unitRef="INR">1732479000</in-capmkt:OtherExpenses><in-capmkt:DescriptionOfOtherExpenses contextRef="OneExpenses3D">Carriage Outward Expenses on clinker transfer</in-capmkt:DescriptionOfOtherExpenses><in-capmkt:OtherExpenses contextRef="OneExpenses3D" decimals="-3" unitRef="INR">779927000</in-capmkt:OtherExpenses><in-capmkt:DescriptionOfOtherExpenses contextRef="OneExpenses4D">Other Expenses</in-capmkt:DescriptionOfOtherExpenses><in-capmkt:OtherExpenses contextRef="OneExpenses4D" decimals="-3" unitRef="INR">1257092000</in-capmkt:OtherExpenses><in-capmkt:DescriptionOfItemThatWillNotBeReclassifiedToProfitAndLoss contextRef="D_ItemsThatWillNotBeReclassifiedToProfitAndLoss11">Re-measurement of defined benefit plan</in-capmkt:DescriptionOfItemThatWillNotBeReclassifiedToProfitAndLoss><in-capmkt:AmountOfItemThatWillNotBeReclassifiedToProfitAndLoss contextRef="D_ItemsThatWillNotBeReclassifiedToProfitAndLoss11" decimals="-3" unitRef="INR">-1108000</in-capmkt:AmountOfItemThatWillNotBeReclassifiedToProfitAndLoss><in-capmkt:AmountOfItemThatWillNotBeReclassifiedToProfitAndLoss contextRef="OneD" decimals="-3" unitRef="INR">-1108000</in-capmkt:AmountOfItemThatWillNotBeReclassifiedToProfitAndLoss><in-capmkt:IncomeTaxRelatingToItemsThatWillNotBeReclassifiedToProfitOrLoss contextRef="OneD" decimals="-3" unitRef="INR">-122000</in-capmkt:IncomeTaxRelatingToItemsThatWillNotBeReclassifiedToProfitOrLoss><in-capmkt:IncomeTaxRelatingToItemsThatWillBeReclassifiedToProfitOrLoss contextRef="OneD" decimals="-5" unitRef="INR">0</in-capmkt:IncomeTaxRelatingToItemsThatWillBeReclassifiedToProfitOrLoss><in-capmkt:OtherComprehensiveIncome contextRef="OneD" decimals="-3" unitRef="INR">-986000</in-capmkt:OtherComprehensiveIncome></xbrli:xbrl>