<?xml version="1.0" encoding="UTF-8"?>
<!--REG30PARAB V1.0 (01-06-2026)-->
<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">LT</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:instant>2026-08-17</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="I_BaggingOrReceivingOfOrdersOrContracts"><xbrli:entity><xbrli:identifier scheme="http://www.sebi.gov.in/in-capmkt/NSESymbol">LT</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:instant>2026-08-17</xbrli:instant></xbrli:period><xbrli:scenario><xbrldi:explicitMember dimension="in-capmkt:SubTypeOfEventAsPerRegulation30ParaBOfPartAOfScheduleIIIAxis">in-capmkt:BaggingOrReceivingOfOrdersOrContractsMember</xbrldi:explicitMember></xbrli:scenario></xbrli:context><xbrli:context id="I_BaggingOrReceivingOfOrdersOrContractsMember"><xbrli:entity><xbrli:identifier scheme="http://www.sebi.gov.in/in-capmkt/NSESymbol">LT</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:instant>2026-08-17</xbrli:instant></xbrli:period><xbrli:scenario><xbrldi:explicitMember dimension="in-capmkt:AwardingOrBaggingOrReceivingOrAmendmentOrTerminationOfOrdersOrContractsAsPerSubPara4OfParaBAxis">in-capmkt:BaggingOrReceivingOfOrdersOrContractsMember</xbrldi:explicitMember></xbrli:scenario></xbrli:context><xbrli:unit id="INR"><xbrli:measure>iso4217:INR</xbrli:measure></xbrli:unit><in-capmkt:NSESymbol contextRef="MainI">LT</in-capmkt:NSESymbol><in-capmkt:NameOfTheCompany contextRef="MainI">LARSEN &amp; TOUBRO LIMITED</in-capmkt:NameOfTheCompany><in-capmkt:ScripCode contextRef="MainI">500510</in-capmkt:ScripCode><in-capmkt:MSEISymbol contextRef="MainI">NOTLISTED</in-capmkt:MSEISymbol><in-capmkt:ISIN contextRef="MainI">INE018A01030</in-capmkt:ISIN><in-capmkt:TypeOfEventAsPerRegulation30ParaBOfPartAOfScheduleIII contextRef="MainI">Awarding, Bagging/Receiving, Amendment or termination of orders/contracts (Sub-para 4-Para B)</in-capmkt:TypeOfEventAsPerRegulation30ParaBOfPartAOfScheduleIII><in-capmkt:SubTypeOfEventAsPerRegulation30ParaBOfPartAOfScheduleIII contextRef="I_BaggingOrReceivingOfOrdersOrContracts">Bagging/Receiving of orders/contracts</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">2026-08-17</in-capmkt:DateOfOccurrenceOfEventOrInformation><in-capmkt:TimeOfOccurrenceOfEventOrInformation contextRef="MainI">11:30:00</in-capmkt:TimeOfOccurrenceOfEventOrInformation><in-capmkt:RemarksForWebsiteDissemination contextRef="MainI">L&amp;T Secures Ultra-Mega* Order for Strategic Offshore Development Project in the Middle East</in-capmkt:RemarksForWebsiteDissemination><in-capmkt:DateOfReport contextRef="MainI">2026-08-17</in-capmkt:DateOfReport><in-capmkt:NameOfTheEntityAwardingTheOrdersOrContracts contextRef="I_BaggingOrReceivingOfOrdersOrContractsMember">Not disclosed</in-capmkt:NameOfTheEntityAwardingTheOrdersOrContracts><in-capmkt:WhetherTheOrdersOrContractsIsOrdinaryCourseOfBusiness contextRef="I_BaggingOrReceivingOfOrdersOrContractsMember">true</in-capmkt:WhetherTheOrdersOrContractsIsOrdinaryCourseOfBusiness><in-capmkt:WhetherOrdersOrContractsIsAwardedByDomesticOrInternationalEntity contextRef="I_BaggingOrReceivingOfOrdersOrContractsMember">International</in-capmkt:WhetherOrdersOrContractsIsAwardedByDomesticOrInternationalEntity><in-capmkt:WhetherTheCounterpartyIsIndianListedEntity contextRef="I_BaggingOrReceivingOfOrdersOrContractsMember">false</in-capmkt:WhetherTheCounterpartyIsIndianListedEntity><in-capmkt:LEIOrCINOrRegistrationNumberOfTheCounterparty contextRef="I_BaggingOrReceivingOfOrdersOrContractsMember">Not disclosed</in-capmkt:LEIOrCINOrRegistrationNumberOfTheCounterparty><in-capmkt:WhetherTheCounterpartyBelongsToGroupCompaniesOfAnyIndianListedEntity contextRef="I_BaggingOrReceivingOfOrdersOrContractsMember">false</in-capmkt:WhetherTheCounterpartyBelongsToGroupCompaniesOfAnyIndianListedEntity><in-capmkt:NameOfTheCountryInWhichCounterpartyIsExists contextRef="I_BaggingOrReceivingOfOrdersOrContractsMember">Please refer Press Release</in-capmkt:NameOfTheCountryInWhichCounterpartyIsExists><in-capmkt:DateOfBaggingOrReceivingOfOrdersOrContracts contextRef="I_BaggingOrReceivingOfOrdersOrContractsMember">2026-08-17</in-capmkt:DateOfBaggingOrReceivingOfOrdersOrContracts><in-capmkt:AmountOfTheOrdersOrContracts contextRef="I_BaggingOrReceivingOfOrdersOrContractsMember" unitRef="INR" decimals="0">0</in-capmkt:AmountOfTheOrdersOrContracts><in-capmkt:SignificantTermsAndConditionsOfOrdersOrContractsIsAwarded contextRef="I_BaggingOrReceivingOfOrdersOrContractsMember">L&amp;T Energy Hydrocarbon Offshore (LTEH Offshore) has secured an ultra-mega order from a prestigious client in the Middle East. The project involves the development of multiple offshore facilities.
LTEH Offshore will execute the project scope encompassing engineering, procurement, construction, installation and commissioning (EPCIC) of offshore facilities. A significant portion of the fabrication activities will be carried out at L&amp;T's integrated, world-class manufacturing and fabrication facilities.
The award reinforces LTEH Offshore’s long-standing presence in the Middle East and reflects the confidence placed by customers in its ability to deliver large and complex offshore projects safely, on schedule and to the highest quality standards.
Backed by integrated in-house engineering, project management, procurement, fabrication and installation capabilities and a dedicated fleet of vessels, LTEH Offshore has delivered some of the region’s most challenging offshore developments. Over the past four decades, the business has successfully executed a wide range of offshore projects, including fixed platforms, subsea pipelines and structures, brownfield upgrades and modifications, deep water subsea structures and pipelines, and decommissioning programmes across global markets.</in-capmkt:SignificantTermsAndConditionsOfOrdersOrContractsIsAwarded><in-capmkt:NatureOfOrdersOrContracts contextRef="I_BaggingOrReceivingOfOrdersOrContractsMember">Please refer above</in-capmkt:NatureOfOrdersOrContracts><in-capmkt:TimePeriodByWhichTheOrdersOrContractsIsToBeExecuted contextRef="I_BaggingOrReceivingOfOrdersOrContractsMember">Not disclosed</in-capmkt:TimePeriodByWhichTheOrdersOrContractsIsToBeExecuted><in-capmkt:BroadConsiderationForTheOrdersOrContracts contextRef="I_BaggingOrReceivingOfOrdersOrContractsMember">Refer above</in-capmkt:BroadConsiderationForTheOrdersOrContracts><in-capmkt:WhetherThePromoterOrPromoterGroupOrGroupCompaniesHaveAnyInterestInThatEntityToWhomTheOrdersOrContractsIsAwarded contextRef="I_BaggingOrReceivingOfOrdersOrContractsMember">false</in-capmkt:WhetherThePromoterOrPromoterGroupOrGroupCompaniesHaveAnyInterestInThatEntityToWhomTheOrdersOrContractsIsAwarded><in-capmkt:WhetherTheOrderOrContractWouldFallWithinRelatedPartyTransactions contextRef="I_BaggingOrReceivingOfOrdersOrContractsMember">false</in-capmkt:WhetherTheOrderOrContractWouldFallWithinRelatedPartyTransactions><in-capmkt:RemarksForWebsiteDisseminationForAwardingOrBaggingOrReceivingOrAmendmentOrTerminationOfOrdersOrContractsAsPerSubPara4OfParaB contextRef="I_BaggingOrReceivingOfOrdersOrContractsMember">The date of the award is considered as the dissemination date for conforming to the XBRL format for filing and does not represent the actual date of receiving the award.  &lt;br /&gt; 
 &lt;br /&gt; 
Please refer to the Press Release for the definition of a Ultra Mega Order.Value of the Order is not disclosed.</in-capmkt:RemarksForWebsiteDisseminationForAwardingOrBaggingOrReceivingOrAmendmentOrTerminationOfOrdersOrContractsAsPerSubPara4OfParaB></xbrli:xbrl>
