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<!--CTW V1.0 (26-06-2026)-->
<xbrli:xbrl xmlns:in-capmkt="https://www.sebi.gov.in/xbrl/2023-06-30/in-capmkt" xmlns:in-capmkt-ent="https://www.sebi.gov.in/xbrl/Closure_Of_Trading_Window/2023-06-30/in-capmkt/in-capmkt-ent" xmlns:in-capmkt-roles="https://www.sebi.gov.in/xbrl/Closure_Of_Trading_Window/2023-06-30/in-capmkt-roles" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xmlns:nonnum="http://www.xbrl.org/dtr/type/non-numeric" xmlns:in-capmkt-type="https://www.sebi.gov.in/xbrl/2023-06-30/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.xbrl.org/2003/XLink"><link:schemaRef xlink:type="simple" xlink:href="in-capmkt-ent-2023-06-30.xsd"/><xbrli:context id="MainI"><xbrli:entity><xbrli:identifier scheme="https://www.sebi.gov.in/in-capmkt/ScripCode">500300</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:instant>2026-09-24</xbrli:instant></xbrli:period></xbrli:context><in-capmkt:NameOfTheCompany contextRef="MainI">Grasim Industries Limited</in-capmkt:NameOfTheCompany><in-capmkt:NSESymbol contextRef="MainI">GRASIM</in-capmkt:NSESymbol><in-capmkt:ISIN contextRef="MainI">INE047A01021</in-capmkt:ISIN><in-capmkt:TypeOfAnnouncementForClosureOfTradingWindow contextRef="MainI">New</in-capmkt:TypeOfAnnouncementForClosureOfTradingWindow><in-capmkt:TypeOfEventForClosureOfTradingWindow contextRef="MainI">Closure of Trading Window</in-capmkt:TypeOfEventForClosureOfTradingWindow><in-capmkt:DateOfStartOfTradingWindowClosure contextRef="MainI">2026-10-01</in-capmkt:DateOfStartOfTradingWindowClosure><in-capmkt:DateOfEndOfTradingWindowClosure contextRef="MainI">2026-11-16</in-capmkt:DateOfEndOfTradingWindowClosure><in-capmkt:BriefDetailsForTradingWindowClosureEndDate contextRef="MainI">‘Trading Window’ for dealing in the securities of the Company will be closed for all Designated Persons and their immediate relatives under the Code from 1st October 2026 and the same will remain closed/shut until 48 hours after the Unaudited Financial Results for the quarter and half year ending 30th September 2026 of the Company are declared and disseminated to the Stock Exchanges.</in-capmkt:BriefDetailsForTradingWindowClosureEndDate><in-capmkt:PurposeOfTheClosureOfTradingWindow contextRef="MainI">Announcement of Unaudited Financial Results for the quarter and half year ending 30th September 2026</in-capmkt:PurposeOfTheClosureOfTradingWindow><in-capmkt:DateOfReport contextRef="MainI">2026-09-24</in-capmkt:DateOfReport></xbrli:xbrl>