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<xbrli:xbrl xmlns:in-capmkt="http://www.sebi.gov.in/xbrl/2026-04-30/in-capmkt" xmlns:in-capmkt-ent="http://www.sebi.gov.in/xbrl/Regulation_30_Para_B_Of_Part_A_Of_Schedule_III/2026-04-30/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/2026-04-30/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-2026-04-30.xsd"/><xbrli:context id="MainI"><xbrli:entity><xbrli:identifier scheme="http://www.sebi.gov.in/in-capmkt/NSESymbol">NHPC</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:instant>2026-09-02</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="I_StageOfTheLitigationIsConcludedOrDisputeIsResolved"><xbrli:entity><xbrli:identifier scheme="http://www.sebi.gov.in/in-capmkt/NSESymbol">NHPC</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:instant>2026-09-02</xbrli:instant></xbrli:period><xbrli:scenario><xbrldi:explicitMember dimension="in-capmkt:SubTypeOfEventAsPerRegulation30ParaBOfPartAOfScheduleIIIAxis">in-capmkt:StageOfTheLitigationIsConcludedOrDisputeIsResolvedMember</xbrldi:explicitMember></xbrli:scenario></xbrli:context><xbrli:context id="I_DevelopmentInRelationToProceedings"><xbrli:entity><xbrli:identifier scheme="http://www.sebi.gov.in/in-capmkt/NSESymbol">NHPC</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:instant>2026-09-02</xbrli:instant></xbrli:period><xbrli:scenario><xbrldi:explicitMember dimension="in-capmkt:StageOfTheLitigationIsConcludedOrDisputeIsResolvedAsPerSubPara8OfParaBAxis">in-capmkt:DevelopmentInRelationToProceedingsMember</xbrldi:explicitMember></xbrli:scenario></xbrli:context><in-capmkt:NSESymbol contextRef="MainI">NHPC</in-capmkt:NSESymbol><in-capmkt:NameOfTheCompany contextRef="MainI">NHPC Limited</in-capmkt:NameOfTheCompany><in-capmkt:ScripCode contextRef="MainI">533098</in-capmkt:ScripCode><in-capmkt:MSEISymbol contextRef="MainI">NOTLISTED</in-capmkt:MSEISymbol><in-capmkt:ISIN contextRef="MainI">INE848E01016</in-capmkt:ISIN><in-capmkt:TypeOfEventAsPerRegulation30ParaBOfPartAOfScheduleIII contextRef="MainI">Pendency of any litigation(s) or dispute(s) (Sub-para 8-Para B)</in-capmkt:TypeOfEventAsPerRegulation30ParaBOfPartAOfScheduleIII><in-capmkt:SubTypeOfEventAsPerRegulation30ParaBOfPartAOfScheduleIII contextRef="I_StageOfTheLitigationIsConcludedOrDisputeIsResolved">Regularly till the litigation is concluded or dispute is resolved</in-capmkt:SubTypeOfEventAsPerRegulation30ParaBOfPartAOfScheduleIII><in-capmkt:TypeOfAnnouncementAsPerRegulation30ParaBOfPartAOfScheduleIII contextRef="MainI">New</in-capmkt:TypeOfAnnouncementAsPerRegulation30ParaBOfPartAOfScheduleIII><in-capmkt:WhetherEventOrInformationDisclosedIsAnOutcomeOfTheBoardMeeting contextRef="MainI">false</in-capmkt:WhetherEventOrInformationDisclosedIsAnOutcomeOfTheBoardMeeting><in-capmkt:DateOfOccurrenceOfEventOrInformation contextRef="MainI">2026-09-02</in-capmkt:DateOfOccurrenceOfEventOrInformation><in-capmkt:TimeOfOccurrenceOfEventOrInformation contextRef="MainI">09:30:00</in-capmkt:TimeOfOccurrenceOfEventOrInformation><in-capmkt:DateOfReport contextRef="MainI">2026-09-02</in-capmkt:DateOfReport><in-capmkt:StageOfDisclosureOfLitigationOrDispute contextRef="I_DevelopmentInRelationToProceedings">Development in relation to proceedings</in-capmkt:StageOfDisclosureOfLitigationOrDispute><in-capmkt:DetailsOfLitigationOrDisputeForWhichDisclosureIsBeingMade contextRef="I_DevelopmentInRelationToProceedings">Disclosure regarding change in the status of material litigation case between M/s BGS-SGS-SOMA and NHPC Limited</in-capmkt:DetailsOfLitigationOrDisputeForWhichDisclosureIsBeingMade><in-capmkt:DateOfOriginalLitigationDisclosure contextRef="I_DevelopmentInRelationToProceedings">2023-08-14</in-capmkt:DateOfOriginalLitigationDisclosure><in-capmkt:DetailsOfDevelopmentInRelationToTheExistingProceedings contextRef="I_DevelopmentInRelationToProceedings">In continuation to our letter dated 14.08.2023 and in compliance to Regulation 30 of SEBI (Listing
Obligations and Disclosure Requirements) Regulations, 2015, it is to inform that Arbitral Tribunal (AT) has
pronounced arbitral award on 01.09.2026 in the arbitration matter between M/s BGS-SGS-SOMA and NHPC Limited "Construction of diversion tunnels, coffer dams, concrete gravity dam, plunge pool and cut-off Wall (Lot SSL-1) of the Subansiri Lower HE project (2000 MW" for INR 3,92,31,46,740/- + Euro 15,36,530/-[Claim amount awarded by AT in INR (Sum of  principal amount and interest on principal amount @10% from 09.09.2021 to 31.08.2026)] against claimed amount of INR 7,96,86,70,978/-+ Euro 28,76,497.44/-. It is to further inform that as per the CERC Tariff Regulations, 2024, the above is allowable as project cost and recoverable through tariff.

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