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<xbrli:xbrl xmlns:in-capmkt="https://www.sebi.gov.in/xbrl/2023-05-31/in-capmkt" xmlns:in-capmkt-ent="https://www.sebi.gov.in/xbrl/Prior_Intimation_Of_Board_Meeting/2023-05-31/in-capmkt/in-capmkt-ent" xmlns:in-capmkt-roles="https://www.sebi.gov.in/xbrl/Prior_Intimation_Of_Board_Meeting/2023-05-31/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/2023-05-31/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">
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<xbrli:unit id="INR"><xbrli:measure>iso4217:INR</xbrli:measure></xbrli:unit><xbrli:unit id="pure"><xbrli:measure>xbrli:pure</xbrli:measure></xbrli:unit><xbrli:unit id="shares"><xbrli:measure>xbrli:shares</xbrli:measure></xbrli:unit><xbrli:unit id="INRPerShare"><xbrli:divide><xbrli:unitNumerator><xbrli:measure>iso4217:INR</xbrli:measure></xbrli:unitNumerator><xbrli:unitDenominator><xbrli:measure>xbrli:shares</xbrli:measure></xbrli:unitDenominator></xbrli:divide></xbrli:unit>
<in-capmkt:NSESymbol contextRef="OneI">CLEAN</in-capmkt:NSESymbol>
<in-capmkt:NameOfTheCompany contextRef="OneI">CLEAN SCIENCE AND TECHNOLOGY LIMITED</in-capmkt:NameOfTheCompany>
<in-capmkt:ISIN contextRef="OneI">INE227W01023</in-capmkt:ISIN>
<in-capmkt:TypeOfMeeting contextRef="OneI">Board Meeting</in-capmkt:TypeOfMeeting>
<in-capmkt:TypeOfIntimation contextRef="OneD">New</in-capmkt:TypeOfIntimation>
<in-capmkt:DateOfProposedMeeting contextRef="OneD">2026-01-31</in-capmkt:DateOfProposedMeeting>
<in-capmkt:WhetherTradingWindowIsClosed contextRef="OneD">Yes</in-capmkt:WhetherTradingWindowIsClosed>
<in-capmkt:DateOfStartOfTradingWindowClosure contextRef="OneI">2026-01-01</in-capmkt:DateOfStartOfTradingWindowClosure>
<in-capmkt:DetailsOfDateOfEndOfTradingWindowClosure contextRef="OneI">2026-02-02</in-capmkt:DetailsOfDateOfEndOfTradingWindowClosure>
<in-capmkt:Agenda1 contextRef="OneD">Financial results</in-capmkt:Agenda1>
<in-capmkt:Agenda2 contextRef="OneD">Dividend</in-capmkt:Agenda2>
<in-capmkt:WhetherResultsAreAuditedOrUnaudited contextRef="OneD">Unaudited</in-capmkt:WhetherResultsAreAuditedOrUnaudited>
<in-capmkt:NatureOfReportStandaloneConsolidated contextRef="OneD">Standalone And Consolidated</in-capmkt:NatureOfReportStandaloneConsolidated>
<in-capmkt:ReportingPeriodType contextRef="OneD">Quarterly</in-capmkt:ReportingPeriodType>
<in-capmkt:MonthOfPeriodEnded contextRef="OneD">December</in-capmkt:MonthOfPeriodEnded>
<in-capmkt:YearOfPeriodEnded contextRef="OneI" unitRef="INR" decimals="0">2025</in-capmkt:YearOfPeriodEnded>
<in-capmkt:TypeOfDividend contextRef="OneD">Interim</in-capmkt:TypeOfDividend>
<in-capmkt:RemarksWebsiteDissemination contextRef="OneI">Pursuant to Regulation 29 of SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015, intimation is hereby given that a meeting of the Board of Directors of the Company will be held on Saturday, 31st January, 2026, inter alia to: 1.consider and approve the Unaudited Standalone and Consolidated Financial Results for the Quarter and Nine months ended 31st December, 2025. 2.consider declaration of interim dividend for the FY 2025-26 to the equity shareholders. The interim dividend, if declared, shall be paid to the equity shareholders of the Company whose names appear in the Register of Members of the Company or in the records of the Depositories as beneficial owners of the shares as on Friday, 6th  February, 2026, which is the Record Date fixed for this purpose.</in-capmkt:RemarksWebsiteDissemination>
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