<?xml version="1.0" encoding="UTF-8" standalone="no"?><xbrli:xbrl xmlns:xbrli="http://www.xbrl.org/2003/instance" xmlns:in-capmkt="https://www.sebi.gov.in/xbrl/2022-12-31/in-capmkt" xmlns:in-capmkt-ent="https://www.sebi.gov.in/xbrl/Regulation_30_Restructuring/2022-12-31/in-capmkt/in-capmkt-ent" xmlns:in-capmkt-roles="https://www.sebi.gov.in/xbrl/Regulation_30_Restructuring/2022-12-31/in-capmkt-roles" 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-2022-12-31.xsd" xlink:type="simple"/><xbrli:context id="OneI"><xbrli:entity><xbrli:identifier scheme="https://www.sebi.gov.in/in-capmkt/ISIN">532898</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:instant>2025-03-21</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="OneD"><xbrli:entity><xbrli:identifier scheme="https://www.sebi.gov.in/in-capmkt/ISIN">532898</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2025-03-21</xbrli:startDate><xbrli:endDate>2025-03-21</xbrli:endDate></xbrli:period></xbrli:context><xbrli:unit id="INR"><xbrli:measure>iso4217:INR</xbrli:measure></xbrli:unit><xbrli:unit id="pure"><xbrli:measure>xbrli:pure</xbrli:measure></xbrli:unit><in-capmkt:NameOfTheCompany contextRef="OneI">Power Grid Corporation of India Limited</in-capmkt:NameOfTheCompany><in-capmkt:NSESymbol contextRef="OneI">POWERGRID</in-capmkt:NSESymbol><in-capmkt:TypeOfAnnouncementPertainingToRegulation30Restructuring contextRef="OneD">New</in-capmkt:TypeOfAnnouncementPertainingToRegulation30Restructuring><in-capmkt:EventOfAnnouncementPertainingToRegulation30Restructuring contextRef="OneD">Acquisition (including agreement to acquire)</in-capmkt:EventOfAnnouncementPertainingToRegulation30Restructuring><in-capmkt:DateOfEventOfAnnouncementPertainingToRegulation30Restructuring contextRef="OneI">2025-03-21</in-capmkt:DateOfEventOfAnnouncementPertainingToRegulation30Restructuring><in-capmkt:DateOfReport contextRef="OneI">2025-03-21</in-capmkt:DateOfReport><in-capmkt:NameOfAcquirer contextRef="OneI">Power Grid Corporation of India Limited</in-capmkt:NameOfAcquirer><in-capmkt:RelationshipOfAcquirerWithTheListedEntity contextRef="OneD">Listed Entity (self)</in-capmkt:RelationshipOfAcquirerWithTheListedEntity><in-capmkt:NameOfTheTargetEntity contextRef="OneI">Chitradurga Bellary REZ Transmission Limited</in-capmkt:NameOfTheTargetEntity><in-capmkt:TurnoverOfTargetEntity contextRef="OneD" decimals="-7" unitRef="INR">0</in-capmkt:TurnoverOfTargetEntity><in-capmkt:ProfitAfterTaxOfTargetEntity contextRef="OneD" decimals="-7" unitRef="INR">0</in-capmkt:ProfitAfterTaxOfTargetEntity><in-capmkt:NetWorthOfTargetEntity contextRef="OneD" decimals="-5" unitRef="INR">100000</in-capmkt:NetWorthOfTargetEntity><in-capmkt:WhetherTheAcquisitionWouldFallWithinRelatedPartyTransactions contextRef="OneD">false</in-capmkt:WhetherTheAcquisitionWouldFallWithinRelatedPartyTransactions><in-capmkt:WhetherAcquisitionEventRPTIsMaterial contextRef="OneD">false</in-capmkt:WhetherAcquisitionEventRPTIsMaterial><in-capmkt:WhetherThePromoterOrPromoterGroupOrGroupOrAssociateOrHoldingOrSubsidiaryCompaniesOrDirectorAndKMPAndItsRelativesHaveAnyInterestInTheEntityBeingAcquired contextRef="OneD">false</in-capmkt:WhetherThePromoterOrPromoterGroupOrGroupOrAssociateOrHoldingOrSubsidiaryCompaniesOrDirectorAndKMPAndItsRelativesHaveAnyInterestInTheEntityBeingAcquired><in-capmkt:WhetherAcquisitionIsDoneAtArmsLength contextRef="OneD">false</in-capmkt:WhetherAcquisitionIsDoneAtArmsLength><in-capmkt:IndustryToWhichTheEntityBeingAcquiredBelongs contextRef="OneI">Power Transmission</in-capmkt:IndustryToWhichTheEntityBeingAcquiredBelongs><in-capmkt:ObjectsAndEffectsOfAcquisitionIncludingButNotLimitedToDisclosureOfReasonsForAcquisitionOfTargetEntityIfItsBusinessIsOutsideTheMainLineOfBusinessOfTheListedEntity contextRef="OneI">The Company has been acquired by POWERGRID pursuant to POWERGRID emerging as the successful bidder under Tariff Based Competitive Bidding. Chitradurga Bellary REZ Transmission Limited is engaged in the business as that of POWERGRID i.e. transmission of power.</in-capmkt:ObjectsAndEffectsOfAcquisitionIncludingButNotLimitedToDisclosureOfReasonsForAcquisitionOfTargetEntityIfItsBusinessIsOutsideTheMainLineOfBusinessOfTheListedEntity><in-capmkt:WhetherAnyGovernmentalOrRegulatoryApprovalsRequiredForTheAcquisition contextRef="OneD">No</in-capmkt:WhetherAnyGovernmentalOrRegulatoryApprovalsRequiredForTheAcquisition><in-capmkt:WhetherTheAcquisitionTransactionWillBeInTranches contextRef="OneD">false</in-capmkt:WhetherTheAcquisitionTransactionWillBeInTranches><in-capmkt:IndicativeTimePeriodForCompletionOfTheAcquisition contextRef="OneI">The entity was acquired as per the timelines furnished by Bid Process Coordinator.</in-capmkt:IndicativeTimePeriodForCompletionOfTheAcquisition><in-capmkt:NatureOfConsiderationForAcquisitionEvent contextRef="OneD">Cash</in-capmkt:NatureOfConsiderationForAcquisitionEvent><in-capmkt:CostOfAcquisitionOrThePriceAtWhichTheSharesAreAcquired contextRef="OneD" decimals="-5" unitRef="INR">197100000</in-capmkt:CostOfAcquisitionOrThePriceAtWhichTheSharesAreAcquired><in-capmkt:ExistingPercentageOfShareholdingHeldByAcquirer contextRef="OneI" decimals="INF" unitRef="pure">0</in-capmkt:ExistingPercentageOfShareholdingHeldByAcquirer><in-capmkt:PercentageOfControlAcquired contextRef="OneI" decimals="INF" unitRef="pure">1</in-capmkt:PercentageOfControlAcquired><in-capmkt:BriefBackgroundAboutTheEntityAcquiredInTermsOfProductsLineOfBusinessAcquired contextRef="OneI">The entity shall be engaged in the business of transmission of Power.</in-capmkt:BriefBackgroundAboutTheEntityAcquiredInTermsOfProductsLineOfBusinessAcquired><in-capmkt:CountryInWhichTheAcquiredEntityHasPresence contextRef="OneI">India</in-capmkt:CountryInWhichTheAcquiredEntityHasPresence></xbrli:xbrl>