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Consolidated Financial Results: &lt;br /&gt; 
 &lt;br /&gt; 
1. The above results have been reviewed and recommended by the Audit Committee and approved by the Board of Directors at the respective meetings held on 23rd July 2026. &lt;br /&gt; 
2. The Financial Results have been subjected to audit as required under regulation 33 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 for the quarter ended June 30, 2026 and they have issued unmodified opinion. &lt;br /&gt; 
3. The Company operates only in one segment, Petroleum Sector. Accordingly, reporting is done on a single segment basis. &lt;br /&gt; 
4. Pursuant to the retrospective revision in the prices w.e.f. 16th March 2026 of certain petroleum products, an additional revenue of Rs.385.21 crore relating to supplies made during March 2026 has been recognised during the current quarter. &lt;br /&gt; 
5. Investments in Joint Ventures and Associate are consolidated as per Equity method. &lt;br /&gt; 
6. Figures for the previous periods have been re-grouped wherever necessary. &lt;br /&gt; 
7. The above results are available on the websites of NSE and BSE at www.nseindia.com and www.bseindia.com respectively and on the company's website at www.cpcl.co.in</in-capmkt:DisclosureOfNotesOnFinancialResultsExplanatoryTextBlock><in-capmkt:DescriptionOfOtherExpenses contextRef="OneExpenses1D">Excise duty</in-capmkt:DescriptionOfOtherExpenses><in-capmkt:OtherExpenses contextRef="OneExpenses1D" decimals="-5" unitRef="INR">19894800000</in-capmkt:OtherExpenses><in-capmkt:DescriptionOfOtherExpenses contextRef="OneExpenses2D">Other Expenses</in-capmkt:DescriptionOfOtherExpenses><in-capmkt:OtherExpenses contextRef="OneExpenses2D" decimals="-5" unitRef="INR">4851800000</in-capmkt:OtherExpenses><in-capmkt:DescriptionOfItemThatWillNotBeReclassifiedToProfitAndLoss contextRef="D_ItemsThatWillNotBeReclassifiedToProfitAndLoss11">Amount of items that will not be reclassified to profit and loss</in-capmkt:DescriptionOfItemThatWillNotBeReclassifiedToProfitAndLoss><in-capmkt:AmountOfItemThatWillNotBeReclassifiedToProfitAndLoss contextRef="D_ItemsThatWillNotBeReclassifiedToProfitAndLoss11" decimals="-5" unitRef="INR">-117100000</in-capmkt:AmountOfItemThatWillNotBeReclassifiedToProfitAndLoss><in-capmkt:AmountOfItemThatWillNotBeReclassifiedToProfitAndLoss contextRef="OneD" decimals="-5" unitRef="INR">-117100000</in-capmkt:AmountOfItemThatWillNotBeReclassifiedToProfitAndLoss><in-capmkt:IncomeTaxRelatingToItemsThatWillNotBeReclassifiedToProfitOrLoss contextRef="OneD" decimals="-5" unitRef="INR">-29800000</in-capmkt:IncomeTaxRelatingToItemsThatWillNotBeReclassifiedToProfitOrLoss><in-capmkt:DescriptionOfItemThatWillBeReclassifiedToProfitAndLoss contextRef="D_ItemsThatWillBeReclassifiedToProfitAndLoss11">Amount of items that will be reclassified to profit and loss</in-capmkt:DescriptionOfItemThatWillBeReclassifiedToProfitAndLoss><in-capmkt:AmountOfItemThatWillBeReclassifiedToProfitAndLoss contextRef="D_ItemsThatWillBeReclassifiedToProfitAndLoss11" decimals="-5" unitRef="INR">49400000</in-capmkt:AmountOfItemThatWillBeReclassifiedToProfitAndLoss><in-capmkt:AmountOfItemThatWillBeReclassifiedToProfitAndLoss contextRef="OneD" decimals="-5" unitRef="INR">49400000</in-capmkt:AmountOfItemThatWillBeReclassifiedToProfitAndLoss><in-capmkt:IncomeTaxRelatingToItemsThatWillBeReclassifiedToProfitOrLoss contextRef="OneD" decimals="-5" unitRef="INR">12400000</in-capmkt:IncomeTaxRelatingToItemsThatWillBeReclassifiedToProfitOrLoss><in-capmkt:OtherComprehensiveIncome contextRef="OneD" decimals="-5" unitRef="INR">-50300000</in-capmkt:OtherComprehensiveIncome><in-capmkt:WhetherResultsAreAuditedOrUnauditedForImpactOfAuditQualification contextRef="OneD">Audited</in-capmkt:WhetherResultsAreAuditedOrUnauditedForImpactOfAuditQualification><in-capmkt:DeclarationPursuantToClauseDOfSubRegulation3OfRegulation33OfSEBILODRRegulation2015 contextRef="OneD">true</in-capmkt:DeclarationPursuantToClauseDOfSubRegulation3OfRegulation33OfSEBILODRRegulation2015><in-capmkt:AuditorsFirmName contextRef="D_Auditor1">MS. RGN PRICE &amp; CO</in-capmkt:AuditorsFirmName><in-capmkt:WhetherTheFirmHoldsAValidPeerReviewCertificateIssuedByPeerReviewBoardOfICAI contextRef="D_Auditor1">true</in-capmkt:WhetherTheFirmHoldsAValidPeerReviewCertificateIssuedByPeerReviewBoardOfICAI><in-capmkt:ValidityDateOfCertificate contextRef="D_Auditor1">2028-03-31</in-capmkt:ValidityDateOfCertificate></xbrli:xbrl>