<?xml version="1.0" encoding="UTF-8"?>
<!--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/NSESymbol">DEEPAKFERT</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:instant>2026-10-30</xbrli:instant></xbrli:period></xbrli:context><in-capmkt:NameOfTheCompany contextRef="MainI">DEEPAK FERTILIZERS AND PETROCHEMICALS CORPORATION LIMITED</in-capmkt:NameOfTheCompany><in-capmkt:NSESymbol contextRef="MainI">DEEPAKFERT</in-capmkt:NSESymbol><in-capmkt:ISIN contextRef="MainI">INE501A01019</in-capmkt:ISIN><in-capmkt:TypeOfAnnouncementForClosureOfTradingWindow contextRef="MainI">Revision</in-capmkt:TypeOfAnnouncementForClosureOfTradingWindow><in-capmkt:TypeOfEventForClosureOfTradingWindow contextRef="MainI">Closure of Trading Window</in-capmkt:TypeOfEventForClosureOfTradingWindow><in-capmkt:DateOfOriginalAnnouncement contextRef="MainI">2026-09-28</in-capmkt:DateOfOriginalAnnouncement><in-capmkt:DateOfStartOfTradingWindowClosure contextRef="MainI">2026-10-01</in-capmkt:DateOfStartOfTradingWindowClosure><in-capmkt:DateOfEndOfTradingWindowClosure contextRef="MainI">2026-11-15</in-capmkt:DateOfEndOfTradingWindowClosure><in-capmkt:BriefDetailsForTradingWindowClosureEndDate contextRef="MainI">Trading Window for dealing in securities of the Company will remain closed for all the designated persons (including their immediate relatives) with effect from 1st October, 2026 till 48 hours after the declaration of unaudited financial results of the Company for the quarter and six months ending 30th September, 2026.</in-capmkt:BriefDetailsForTradingWindowClosureEndDate><in-capmkt:PurposeOfTheClosureOfTradingWindow contextRef="MainI">Declaration of unaudited financial results of the Company for the quarter and six months ending 30th September, 2026.</in-capmkt:PurposeOfTheClosureOfTradingWindow><in-capmkt:RemarksWebsiteDissemination contextRef="MainI">This revision in the Trading Window Closure XBRL is being made to reflect the extension of the Trading Window Closure end date from 30th October 2026 to 15th November 2026. &lt;br /&gt; 
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</in-capmkt:RemarksWebsiteDissemination><in-capmkt:DateOfReport contextRef="MainI">2026-10-30</in-capmkt:DateOfReport></xbrli:xbrl>