<?xml version="1.0" encoding="UTF-8"?>
<xbrli:xbrl xmlns:in-bse-fin="http://www.bseindia.com/xbrl/fin/2020-03-31/in-bse-fin" xmlns:in-bse-fin-roles="http://www.bseindia.com/xbrl/fin/2020-03-31/in-bse-fin-roles" xmlns:in-bse-fin-ent="http://www.bseindia.com/xbrl/fin/2020-03-31/in-bse-fin/in-bse-fin-ent" xmlns:in-bse-fin-type="http://www.bseindia.com/xbrl/fin/2020-03-31/in-bse-fin-types" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xmlns:nonnum="http://www.xbrl.org/dtr/type/non-numeric" 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="Ind-AS_entry_point_2020-03-31.xsd"/>
<xbrli:context id="OneD"><xbrli:entity><xbrli:identifier scheme="http://www.nseindia.com/NSESymbol">TATAPOWER</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2023-10-01</xbrli:startDate><xbrli:endDate>2023-12-31</xbrli:endDate></xbrli:period></xbrli:context>
<xbrli:context id="FourD"><xbrli:entity><xbrli:identifier scheme="http://www.nseindia.com/NSESymbol">TATAPOWER</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2023-10-01</xbrli:startDate><xbrli:endDate>2023-12-31</xbrli:endDate></xbrli:period></xbrli:context>
<xbrli:context id="OneOperatingExpenses01D"><xbrli:entity><xbrli:identifier scheme="http://www.nseindia.com/NSESymbol">TATAPOWER</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2023-10-01</xbrli:startDate><xbrli:endDate>2023-12-31</xbrli:endDate></xbrli:period><xbrli:scenario><xbrldi:explicitMember dimension="in-bse-fin:DetailsOfOtherExpensesAxis">in-bse-fin:OneOperatingExpenses01Member</xbrldi:explicitMember></xbrli:scenario></xbrli:context>
<xbrli:context id="OneOperatingExpenses02D"><xbrli:entity><xbrli:identifier scheme="http://www.nseindia.com/NSESymbol">TATAPOWER</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2023-10-01</xbrli:startDate><xbrli:endDate>2023-12-31</xbrli:endDate></xbrli:period><xbrli:scenario><xbrldi:explicitMember dimension="in-bse-fin:DetailsOfOtherExpensesAxis">in-bse-fin:OneOperatingExpenses02Member</xbrldi:explicitMember></xbrli:scenario></xbrli:context>
<xbrli:context id="OneOperatingExpenses03D"><xbrli:entity><xbrli:identifier scheme="http://www.nseindia.com/NSESymbol">TATAPOWER</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2023-10-01</xbrli:startDate><xbrli:endDate>2023-12-31</xbrli:endDate></xbrli:period><xbrli:scenario><xbrldi:explicitMember dimension="in-bse-fin:DetailsOfOtherExpensesAxis">in-bse-fin:OneOperatingExpenses03Member</xbrldi:explicitMember></xbrli:scenario></xbrli:context>
<xbrli:context id="OneOperatingExpenses04D"><xbrli:entity><xbrli:identifier scheme="http://www.nseindia.com/NSESymbol">TATAPOWER</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2023-10-01</xbrli:startDate><xbrli:endDate>2023-12-31</xbrli:endDate></xbrli:period><xbrli:scenario><xbrldi:explicitMember dimension="in-bse-fin:DetailsOfOtherExpensesAxis">in-bse-fin:OneOperatingExpenses04Member</xbrldi:explicitMember></xbrli:scenario></xbrli:context>
<xbrli:context id="FourOperatingExpenses01D"><xbrli:entity><xbrli:identifier scheme="http://www.nseindia.com/NSESymbol">TATAPOWER</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2023-10-01</xbrli:startDate><xbrli:endDate>2023-12-31</xbrli:endDate></xbrli:period><xbrli:scenario><xbrldi:explicitMember dimension="in-bse-fin:DetailsOfOtherExpensesAxis">in-bse-fin:FourOperatingExpenses01Member</xbrldi:explicitMember></xbrli:scenario></xbrli:context>
<xbrli:context id="FourOperatingExpenses02D"><xbrli:entity><xbrli:identifier scheme="http://www.nseindia.com/NSESymbol">TATAPOWER</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2023-10-01</xbrli:startDate><xbrli:endDate>2023-12-31</xbrli:endDate></xbrli:period><xbrli:scenario><xbrldi:explicitMember dimension="in-bse-fin:DetailsOfOtherExpensesAxis">in-bse-fin:FourOperatingExpenses02Member</xbrldi:explicitMember></xbrli:scenario></xbrli:context>
<xbrli:context id="FourOperatingExpenses03D"><xbrli:entity><xbrli:identifier scheme="http://www.nseindia.com/NSESymbol">TATAPOWER</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2023-10-01</xbrli:startDate><xbrli:endDate>2023-12-31</xbrli:endDate></xbrli:period><xbrli:scenario><xbrldi:explicitMember dimension="in-bse-fin:DetailsOfOtherExpensesAxis">in-bse-fin:FourOperatingExpenses03Member</xbrldi:explicitMember></xbrli:scenario></xbrli:context>
<xbrli:context id="FourOperatingExpenses04D"><xbrli:entity><xbrli:identifier scheme="http://www.nseindia.com/NSESymbol">TATAPOWER</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2023-10-01</xbrli:startDate><xbrli:endDate>2023-12-31</xbrli:endDate></xbrli:period><xbrli:scenario><xbrldi:explicitMember dimension="in-bse-fin:DetailsOfOtherExpensesAxis">in-bse-fin:FourOperatingExpenses04Member</xbrldi:explicitMember></xbrli:scenario></xbrli:context>
<xbrli:context id="OneI"><xbrli:entity><xbrli:identifier scheme="http://www.nseindia.com/NSESymbol">TATAPOWER</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:instant>2023-12-31</xbrli:instant></xbrli:period></xbrli:context>
<xbrli:context id="OneReportableSegmentRevenue01D"><xbrli:entity><xbrli:identifier scheme="http://www.nseindia.com/NSESymbol">TATAPOWER</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2023-10-01</xbrli:startDate><xbrli:endDate>2023-12-31</xbrli:endDate></xbrli:period><xbrli:scenario><xbrldi:explicitMember dimension="in-bse-fin:ReportableSegmentsAxis">in-bse-fin:OneReportableSegmentRevenue01Member</xbrldi:explicitMember></xbrli:scenario></xbrli:context>
<xbrli:context id="OneReportableSegmentRevenue02D"><xbrli:entity><xbrli:identifier scheme="http://www.nseindia.com/NSESymbol">TATAPOWER</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2023-10-01</xbrli:startDate><xbrli:endDate>2023-12-31</xbrli:endDate></xbrli:period><xbrli:scenario><xbrldi:explicitMember dimension="in-bse-fin:ReportableSegmentsAxis">in-bse-fin:OneReportableSegmentRevenue02Member</xbrldi:explicitMember></xbrli:scenario></xbrli:context>
<xbrli:context id="OneReportableSegmentRevenue03D"><xbrli:entity><xbrli:identifier scheme="http://www.nseindia.com/NSESymbol">TATAPOWER</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2023-10-01</xbrli:startDate><xbrli:endDate>2023-12-31</xbrli:endDate></xbrli:period><xbrli:scenario><xbrldi:explicitMember dimension="in-bse-fin:ReportableSegmentsAxis">in-bse-fin:OneReportableSegmentRevenue03Member</xbrldi:explicitMember></xbrli:scenario></xbrli:context>
<xbrli:context id="OneReportableSegmentRevenue04D"><xbrli:entity><xbrli:identifier scheme="http://www.nseindia.com/NSESymbol">TATAPOWER</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2023-10-01</xbrli:startDate><xbrli:endDate>2023-12-31</xbrli:endDate></xbrli:period><xbrli:scenario><xbrldi:explicitMember dimension="in-bse-fin:ReportableSegmentsAxis">in-bse-fin:OneReportableSegmentRevenue04Member</xbrldi:explicitMember></xbrli:scenario></xbrli:context>
<xbrli:context id="FourReportableSegmentRevenue01D"><xbrli:entity><xbrli:identifier scheme="http://www.nseindia.com/NSESymbol">TATAPOWER</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2023-10-01</xbrli:startDate><xbrli:endDate>2023-12-31</xbrli:endDate></xbrli:period><xbrli:scenario><xbrldi:explicitMember dimension="in-bse-fin:ReportableSegmentsAxis">in-bse-fin:FourReportableSegmentRevenue01Member</xbrldi:explicitMember></xbrli:scenario></xbrli:context>
<xbrli:context id="FourReportableSegmentRevenue02D"><xbrli:entity><xbrli:identifier scheme="http://www.nseindia.com/NSESymbol">TATAPOWER</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2023-10-01</xbrli:startDate><xbrli:endDate>2023-12-31</xbrli:endDate></xbrli:period><xbrli:scenario><xbrldi:explicitMember dimension="in-bse-fin:ReportableSegmentsAxis">in-bse-fin:FourReportableSegmentRevenue02Member</xbrldi:explicitMember></xbrli:scenario></xbrli:context>
<xbrli:context id="FourReportableSegmentRevenue03D"><xbrli:entity><xbrli:identifier scheme="http://www.nseindia.com/NSESymbol">TATAPOWER</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2023-10-01</xbrli:startDate><xbrli:endDate>2023-12-31</xbrli:endDate></xbrli:period><xbrli:scenario><xbrldi:explicitMember dimension="in-bse-fin:ReportableSegmentsAxis">in-bse-fin:FourReportableSegmentRevenue03Member</xbrldi:explicitMember></xbrli:scenario></xbrli:context>
<xbrli:context id="FourReportableSegmentRevenue04D"><xbrli:entity><xbrli:identifier scheme="http://www.nseindia.com/NSESymbol">TATAPOWER</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2023-10-01</xbrli:startDate><xbrli:endDate>2023-12-31</xbrli:endDate></xbrli:period><xbrli:scenario><xbrldi:explicitMember dimension="in-bse-fin:ReportableSegmentsAxis">in-bse-fin:FourReportableSegmentRevenue04Member</xbrldi:explicitMember></xbrli:scenario></xbrli:context>
<xbrli:context id="OneReportableSegmentResults01D"><xbrli:entity><xbrli:identifier scheme="http://www.nseindia.com/NSESymbol">TATAPOWER</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2023-10-01</xbrli:startDate><xbrli:endDate>2023-12-31</xbrli:endDate></xbrli:period><xbrli:scenario><xbrldi:explicitMember dimension="in-bse-fin:ReportableSegmentsFinanceCostsAxis">in-bse-fin:OneReportableSegmentResults01Member</xbrldi:explicitMember></xbrli:scenario></xbrli:context>
<xbrli:context id="OneReportableSegmentResults02D"><xbrli:entity><xbrli:identifier scheme="http://www.nseindia.com/NSESymbol">TATAPOWER</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2023-10-01</xbrli:startDate><xbrli:endDate>2023-12-31</xbrli:endDate></xbrli:period><xbrli:scenario><xbrldi:explicitMember dimension="in-bse-fin:ReportableSegmentsFinanceCostsAxis">in-bse-fin:OneReportableSegmentResults02Member</xbrldi:explicitMember></xbrli:scenario></xbrli:context>
<xbrli:context id="OneReportableSegmentResults03D"><xbrli:entity><xbrli:identifier scheme="http://www.nseindia.com/NSESymbol">TATAPOWER</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2023-10-01</xbrli:startDate><xbrli:endDate>2023-12-31</xbrli:endDate></xbrli:period><xbrli:scenario><xbrldi:explicitMember dimension="in-bse-fin:ReportableSegmentsFinanceCostsAxis">in-bse-fin:OneReportableSegmentResults03Member</xbrldi:explicitMember></xbrli:scenario></xbrli:context>
<xbrli:context id="OneReportableSegmentResults04D"><xbrli:entity><xbrli:identifier scheme="http://www.nseindia.com/NSESymbol">TATAPOWER</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2023-10-01</xbrli:startDate><xbrli:endDate>2023-12-31</xbrli:endDate></xbrli:period><xbrli:scenario><xbrldi:explicitMember dimension="in-bse-fin:ReportableSegmentsFinanceCostsAxis">in-bse-fin:OneReportableSegmentResults04Member</xbrldi:explicitMember></xbrli:scenario></xbrli:context>
<xbrli:context id="FourReportableSegmentResults01D"><xbrli:entity><xbrli:identifier scheme="http://www.nseindia.com/NSESymbol">TATAPOWER</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2023-10-01</xbrli:startDate><xbrli:endDate>2023-12-31</xbrli:endDate></xbrli:period><xbrli:scenario><xbrldi:explicitMember dimension="in-bse-fin:ReportableSegmentsFinanceCostsAxis">in-bse-fin:FourReportableSegmentResults01Member</xbrldi:explicitMember></xbrli:scenario></xbrli:context>
<xbrli:context id="FourReportableSegmentResults02D"><xbrli:entity><xbrli:identifier scheme="http://www.nseindia.com/NSESymbol">TATAPOWER</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2023-10-01</xbrli:startDate><xbrli:endDate>2023-12-31</xbrli:endDate></xbrli:period><xbrli:scenario><xbrldi:explicitMember dimension="in-bse-fin:ReportableSegmentsFinanceCostsAxis">in-bse-fin:FourReportableSegmentResults02Member</xbrldi:explicitMember></xbrli:scenario></xbrli:context>
<xbrli:context id="FourReportableSegmentResults03D"><xbrli:entity><xbrli:identifier scheme="http://www.nseindia.com/NSESymbol">TATAPOWER</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2023-10-01</xbrli:startDate><xbrli:endDate>2023-12-31</xbrli:endDate></xbrli:period><xbrli:scenario><xbrldi:explicitMember dimension="in-bse-fin:ReportableSegmentsFinanceCostsAxis">in-bse-fin:FourReportableSegmentResults03Member</xbrldi:explicitMember></xbrli:scenario></xbrli:context>
<xbrli:context id="FourReportableSegmentResults04D"><xbrli:entity><xbrli:identifier scheme="http://www.nseindia.com/NSESymbol">TATAPOWER</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2023-10-01</xbrli:startDate><xbrli:endDate>2023-12-31</xbrli:endDate></xbrli:period><xbrli:scenario><xbrldi:explicitMember dimension="in-bse-fin:ReportableSegmentsFinanceCostsAxis">in-bse-fin:FourReportableSegmentResults04Member</xbrldi:explicitMember></xbrli:scenario></xbrli:context>
<xbrli:context id="OneReportableSegmentAssets01D"><xbrli:entity><xbrli:identifier scheme="http://www.nseindia.com/NSESymbol">TATAPOWER</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2023-10-01</xbrli:startDate><xbrli:endDate>2023-12-31</xbrli:endDate></xbrli:period><xbrli:scenario><xbrldi:explicitMember dimension="in-bse-fin:ReportableSegmentAssetsAxis">in-bse-fin:OneReportableSegmentAssets01Member</xbrldi:explicitMember></xbrli:scenario></xbrli:context>
<xbrli:context id="OneReportableSegmentAssets02D"><xbrli:entity><xbrli:identifier scheme="http://www.nseindia.com/NSESymbol">TATAPOWER</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2023-10-01</xbrli:startDate><xbrli:endDate>2023-12-31</xbrli:endDate></xbrli:period><xbrli:scenario><xbrldi:explicitMember dimension="in-bse-fin:ReportableSegmentAssetsAxis">in-bse-fin:OneReportableSegmentAssets02Member</xbrldi:explicitMember></xbrli:scenario></xbrli:context>
<xbrli:context id="OneReportableSegmentAssets03D"><xbrli:entity><xbrli:identifier scheme="http://www.nseindia.com/NSESymbol">TATAPOWER</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2023-10-01</xbrli:startDate><xbrli:endDate>2023-12-31</xbrli:endDate></xbrli:period><xbrli:scenario><xbrldi:explicitMember dimension="in-bse-fin:ReportableSegmentAssetsAxis">in-bse-fin:OneReportableSegmentAssets03Member</xbrldi:explicitMember></xbrli:scenario></xbrli:context>
<xbrli:context id="OneReportableSegmentAssets04D"><xbrli:entity><xbrli:identifier scheme="http://www.nseindia.com/NSESymbol">TATAPOWER</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2023-10-01</xbrli:startDate><xbrli:endDate>2023-12-31</xbrli:endDate></xbrli:period><xbrli:scenario><xbrldi:explicitMember dimension="in-bse-fin:ReportableSegmentAssetsAxis">in-bse-fin:OneReportableSegmentAssets04Member</xbrldi:explicitMember></xbrli:scenario></xbrli:context>
<xbrli:context id="OneReportableSegmentLiabilities01D"><xbrli:entity><xbrli:identifier scheme="http://www.nseindia.com/NSESymbol">TATAPOWER</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2023-10-01</xbrli:startDate><xbrli:endDate>2023-12-31</xbrli:endDate></xbrli:period><xbrli:scenario><xbrldi:explicitMember dimension="in-bse-fin:ReportableSegmentLiabilitiesAxis">in-bse-fin:OneReportableSegmentLiabilities01Member</xbrldi:explicitMember></xbrli:scenario></xbrli:context>
<xbrli:context id="OneReportableSegmentLiabilities01I"><xbrli:entity><xbrli:identifier scheme="http://www.nseindia.com/NSESymbol">TATAPOWER</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:instant>2023-12-31</xbrli:instant></xbrli:period><xbrli:scenario><xbrldi:explicitMember dimension="in-bse-fin:ReportableSegmentLiabilitiesAxis">in-bse-fin:OneReportableSegmentLiabilities01Member</xbrldi:explicitMember></xbrli:scenario></xbrli:context>
<xbrli:context id="OneReportableSegmentLiabilities02D"><xbrli:entity><xbrli:identifier scheme="http://www.nseindia.com/NSESymbol">TATAPOWER</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2023-10-01</xbrli:startDate><xbrli:endDate>2023-12-31</xbrli:endDate></xbrli:period><xbrli:scenario><xbrldi:explicitMember dimension="in-bse-fin:ReportableSegmentLiabilitiesAxis">in-bse-fin:OneReportableSegmentLiabilities02Member</xbrldi:explicitMember></xbrli:scenario></xbrli:context>
<xbrli:context id="OneReportableSegmentLiabilities02I"><xbrli:entity><xbrli:identifier scheme="http://www.nseindia.com/NSESymbol">TATAPOWER</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:instant>2023-12-31</xbrli:instant></xbrli:period><xbrli:scenario><xbrldi:explicitMember dimension="in-bse-fin:ReportableSegmentLiabilitiesAxis">in-bse-fin:OneReportableSegmentLiabilities02Member</xbrldi:explicitMember></xbrli:scenario></xbrli:context>
<xbrli:context id="OneReportableSegmentLiabilities03D"><xbrli:entity><xbrli:identifier scheme="http://www.nseindia.com/NSESymbol">TATAPOWER</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2023-10-01</xbrli:startDate><xbrli:endDate>2023-12-31</xbrli:endDate></xbrli:period><xbrli:scenario><xbrldi:explicitMember dimension="in-bse-fin:ReportableSegmentLiabilitiesAxis">in-bse-fin:OneReportableSegmentLiabilities03Member</xbrldi:explicitMember></xbrli:scenario></xbrli:context>
<xbrli:context id="OneReportableSegmentLiabilities03I"><xbrli:entity><xbrli:identifier scheme="http://www.nseindia.com/NSESymbol">TATAPOWER</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:instant>2023-12-31</xbrli:instant></xbrli:period><xbrli:scenario><xbrldi:explicitMember dimension="in-bse-fin:ReportableSegmentLiabilitiesAxis">in-bse-fin:OneReportableSegmentLiabilities03Member</xbrldi:explicitMember></xbrli:scenario></xbrli:context>
<xbrli:context id="OneReportableSegmentLiabilities04D"><xbrli:entity><xbrli:identifier scheme="http://www.nseindia.com/NSESymbol">TATAPOWER</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2023-10-01</xbrli:startDate><xbrli:endDate>2023-12-31</xbrli:endDate></xbrli:period><xbrli:scenario><xbrldi:explicitMember dimension="in-bse-fin:ReportableSegmentLiabilitiesAxis">in-bse-fin:OneReportableSegmentLiabilities04Member</xbrldi:explicitMember></xbrli:scenario></xbrli:context>
<xbrli:context id="OneReportableSegmentLiabilities04I"><xbrli:entity><xbrli:identifier scheme="http://www.nseindia.com/NSESymbol">TATAPOWER</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:instant>2023-12-31</xbrli:instant></xbrli:period><xbrli:scenario><xbrldi:explicitMember dimension="in-bse-fin:ReportableSegmentLiabilitiesAxis">in-bse-fin:OneReportableSegmentLiabilities04Member</xbrldi:explicitMember></xbrli:scenario></xbrli:context>
<xbrli:context id="OneItemsThatWillNotBeReclassifiedToProfitAndLoss01D"><xbrli:entity><xbrli:identifier scheme="http://www.nseindia.com/NSESymbol">TATAPOWER</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2023-10-01</xbrli:startDate><xbrli:endDate>2023-12-31</xbrli:endDate></xbrli:period><xbrli:scenario><xbrldi:typedMember dimension="in-bse-fin:ItemsThatWillNotBeReclassifiedToProfitAndLossAxis"><ItemsThatWillNotBeReclassifiedToProfitAndLossDomain>in-bse-fin:OneItemsThatWillNotBeReclassifiedToProfitAndLoss01Member</ItemsThatWillNotBeReclassifiedToProfitAndLossDomain></xbrldi:typedMember></xbrli:scenario></xbrli:context>
<xbrli:context id="OneItemsThatWillNotBeReclassifiedToProfitAndLoss02D"><xbrli:entity><xbrli:identifier scheme="http://www.nseindia.com/NSESymbol">TATAPOWER</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2023-10-01</xbrli:startDate><xbrli:endDate>2023-12-31</xbrli:endDate></xbrli:period><xbrli:scenario><xbrldi:typedMember dimension="in-bse-fin:ItemsThatWillNotBeReclassifiedToProfitAndLossAxis"><ItemsThatWillNotBeReclassifiedToProfitAndLossDomain>in-bse-fin:OneItemsThatWillNotBeReclassifiedToProfitAndLoss02Member</ItemsThatWillNotBeReclassifiedToProfitAndLossDomain></xbrldi:typedMember></xbrli:scenario></xbrli:context>
<xbrli:context id="OneItemsThatWillNotBeReclassifiedToProfitAndLoss03D"><xbrli:entity><xbrli:identifier scheme="http://www.nseindia.com/NSESymbol">TATAPOWER</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2023-10-01</xbrli:startDate><xbrli:endDate>2023-12-31</xbrli:endDate></xbrli:period><xbrli:scenario><xbrldi:typedMember dimension="in-bse-fin:ItemsThatWillNotBeReclassifiedToProfitAndLossAxis"><ItemsThatWillNotBeReclassifiedToProfitAndLossDomain>in-bse-fin:OneItemsThatWillNotBeReclassifiedToProfitAndLoss03Member</ItemsThatWillNotBeReclassifiedToProfitAndLossDomain></xbrldi:typedMember></xbrli:scenario></xbrli:context>
<xbrli:context id="OneItemsThatWillNotBeReclassifiedToProfitAndLoss04D"><xbrli:entity><xbrli:identifier scheme="http://www.nseindia.com/NSESymbol">TATAPOWER</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2023-10-01</xbrli:startDate><xbrli:endDate>2023-12-31</xbrli:endDate></xbrli:period><xbrli:scenario><xbrldi:typedMember dimension="in-bse-fin:ItemsThatWillNotBeReclassifiedToProfitAndLossAxis"><ItemsThatWillNotBeReclassifiedToProfitAndLossDomain>in-bse-fin:OneItemsThatWillNotBeReclassifiedToProfitAndLoss04Member</ItemsThatWillNotBeReclassifiedToProfitAndLossDomain></xbrldi:typedMember></xbrli:scenario></xbrli:context>
<xbrli:context id="FourItemsThatWillNotBeReclassifiedToProfitAndLoss01D"><xbrli:entity><xbrli:identifier scheme="http://www.nseindia.com/NSESymbol">TATAPOWER</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2023-10-01</xbrli:startDate><xbrli:endDate>2023-12-31</xbrli:endDate></xbrli:period><xbrli:scenario><xbrldi:typedMember dimension="in-bse-fin:ItemsThatWillNotBeReclassifiedToProfitAndLossAxis"><ItemsThatWillNotBeReclassifiedToProfitAndLossDomain>in-bse-fin:FourItemsThatWillNotBeReclassifiedToProfitAndLoss01Member</ItemsThatWillNotBeReclassifiedToProfitAndLossDomain></xbrldi:typedMember></xbrli:scenario></xbrli:context>
<xbrli:context id="FourItemsThatWillNotBeReclassifiedToProfitAndLoss02D"><xbrli:entity><xbrli:identifier scheme="http://www.nseindia.com/NSESymbol">TATAPOWER</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2023-10-01</xbrli:startDate><xbrli:endDate>2023-12-31</xbrli:endDate></xbrli:period><xbrli:scenario><xbrldi:typedMember dimension="in-bse-fin:ItemsThatWillNotBeReclassifiedToProfitAndLossAxis"><ItemsThatWillNotBeReclassifiedToProfitAndLossDomain>in-bse-fin:FourItemsThatWillNotBeReclassifiedToProfitAndLoss02Member</ItemsThatWillNotBeReclassifiedToProfitAndLossDomain></xbrldi:typedMember></xbrli:scenario></xbrli:context>
<xbrli:context id="FourItemsThatWillNotBeReclassifiedToProfitAndLoss03D"><xbrli:entity><xbrli:identifier scheme="http://www.nseindia.com/NSESymbol">TATAPOWER</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2023-10-01</xbrli:startDate><xbrli:endDate>2023-12-31</xbrli:endDate></xbrli:period><xbrli:scenario><xbrldi:typedMember dimension="in-bse-fin:ItemsThatWillNotBeReclassifiedToProfitAndLossAxis"><ItemsThatWillNotBeReclassifiedToProfitAndLossDomain>in-bse-fin:FourItemsThatWillNotBeReclassifiedToProfitAndLoss03Member</ItemsThatWillNotBeReclassifiedToProfitAndLossDomain></xbrldi:typedMember></xbrli:scenario></xbrli:context>
<xbrli:context id="FourItemsThatWillNotBeReclassifiedToProfitAndLoss04D"><xbrli:entity><xbrli:identifier scheme="http://www.nseindia.com/NSESymbol">TATAPOWER</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2023-10-01</xbrli:startDate><xbrli:endDate>2023-12-31</xbrli:endDate></xbrli:period><xbrli:scenario><xbrldi:typedMember dimension="in-bse-fin:ItemsThatWillNotBeReclassifiedToProfitAndLossAxis"><ItemsThatWillNotBeReclassifiedToProfitAndLossDomain>in-bse-fin:FourItemsThatWillNotBeReclassifiedToProfitAndLoss04Member</ItemsThatWillNotBeReclassifiedToProfitAndLossDomain></xbrldi:typedMember></xbrli:scenario></xbrli:context>
<xbrli:context id="OneItemsThatWillBeReclassifiedToProfitAndLoss01D"><xbrli:entity><xbrli:identifier scheme="http://www.nseindia.com/NSESymbol">TATAPOWER</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2023-10-01</xbrli:startDate><xbrli:endDate>2023-12-31</xbrli:endDate></xbrli:period><xbrli:scenario><xbrldi:typedMember dimension="in-bse-fin:ItemsThatWillBeReclassifiedToProfitAndLossAxis"><ItemsThatWillBeReclassifiedToProfitAndLossDomain>in-bse-fin:OneItemsThatWillBeReclassifiedToProfitAndLoss01Member</ItemsThatWillBeReclassifiedToProfitAndLossDomain></xbrldi:typedMember></xbrli:scenario></xbrli:context>
<xbrli:context id="OneItemsThatWillBeReclassifiedToProfitAndLoss02D"><xbrli:entity><xbrli:identifier scheme="http://www.nseindia.com/NSESymbol">TATAPOWER</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2023-10-01</xbrli:startDate><xbrli:endDate>2023-12-31</xbrli:endDate></xbrli:period><xbrli:scenario><xbrldi:typedMember dimension="in-bse-fin:ItemsThatWillBeReclassifiedToProfitAndLossAxis"><ItemsThatWillBeReclassifiedToProfitAndLossDomain>in-bse-fin:OneItemsThatWillBeReclassifiedToProfitAndLoss02Member</ItemsThatWillBeReclassifiedToProfitAndLossDomain></xbrldi:typedMember></xbrli:scenario></xbrli:context>
<xbrli:context id="OneItemsThatWillBeReclassifiedToProfitAndLoss03D"><xbrli:entity><xbrli:identifier scheme="http://www.nseindia.com/NSESymbol">TATAPOWER</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2023-10-01</xbrli:startDate><xbrli:endDate>2023-12-31</xbrli:endDate></xbrli:period><xbrli:scenario><xbrldi:typedMember dimension="in-bse-fin:ItemsThatWillBeReclassifiedToProfitAndLossAxis"><ItemsThatWillBeReclassifiedToProfitAndLossDomain>in-bse-fin:OneItemsThatWillBeReclassifiedToProfitAndLoss03Member</ItemsThatWillBeReclassifiedToProfitAndLossDomain></xbrldi:typedMember></xbrli:scenario></xbrli:context>
<xbrli:context id="FourItemsThatWillBeReclassifiedToProfitAndLoss01D"><xbrli:entity><xbrli:identifier scheme="http://www.nseindia.com/NSESymbol">TATAPOWER</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2023-10-01</xbrli:startDate><xbrli:endDate>2023-12-31</xbrli:endDate></xbrli:period><xbrli:scenario><xbrldi:typedMember dimension="in-bse-fin:ItemsThatWillBeReclassifiedToProfitAndLossAxis"><ItemsThatWillBeReclassifiedToProfitAndLossDomain>in-bse-fin:FourItemsThatWillBeReclassifiedToProfitAndLoss01Member</ItemsThatWillBeReclassifiedToProfitAndLossDomain></xbrldi:typedMember></xbrli:scenario></xbrli:context>
<xbrli:context id="FourItemsThatWillBeReclassifiedToProfitAndLoss02D"><xbrli:entity><xbrli:identifier scheme="http://www.nseindia.com/NSESymbol">TATAPOWER</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2023-10-01</xbrli:startDate><xbrli:endDate>2023-12-31</xbrli:endDate></xbrli:period><xbrli:scenario><xbrldi:typedMember dimension="in-bse-fin:ItemsThatWillBeReclassifiedToProfitAndLossAxis"><ItemsThatWillBeReclassifiedToProfitAndLossDomain>in-bse-fin:FourItemsThatWillBeReclassifiedToProfitAndLoss02Member</ItemsThatWillBeReclassifiedToProfitAndLossDomain></xbrldi:typedMember></xbrli:scenario></xbrli:context>
<xbrli:context id="FourItemsThatWillBeReclassifiedToProfitAndLoss03D"><xbrli:entity><xbrli:identifier scheme="http://www.nseindia.com/NSESymbol">TATAPOWER</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2023-10-01</xbrli:startDate><xbrli:endDate>2023-12-31</xbrli:endDate></xbrli:period><xbrli:scenario><xbrldi:typedMember dimension="in-bse-fin:ItemsThatWillBeReclassifiedToProfitAndLossAxis"><ItemsThatWillBeReclassifiedToProfitAndLossDomain>in-bse-fin:FourItemsThatWillBeReclassifiedToProfitAndLoss03Member</ItemsThatWillBeReclassifiedToProfitAndLossDomain></xbrldi:typedMember></xbrli:scenario></xbrli:context>
<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-bse-fin:ScripCode contextRef="OneD">500400</in-bse-fin:ScripCode>
<in-bse-fin:Symbol contextRef="OneD">TATAPOWER</in-bse-fin:Symbol>
<in-bse-fin:MSEISymbol contextRef="OneD">NOTLISTED</in-bse-fin:MSEISymbol>
<in-bse-fin:NameOfTheCompany contextRef="OneD">Tata Power Company Limited</in-bse-fin:NameOfTheCompany>
<in-bse-fin:ClassOfSecurity contextRef="OneD">Equity</in-bse-fin:ClassOfSecurity>
<in-bse-fin:DateOfStartOfFinancialYear contextRef="OneD">2023-04-01</in-bse-fin:DateOfStartOfFinancialYear>
<in-bse-fin:DateOfEndOfFinancialYear contextRef="OneD">2024-03-31</in-bse-fin:DateOfEndOfFinancialYear>
<in-bse-fin:DateOfBoardMeetingWhenFinancialResultsWereApproved contextRef="OneD">2024-02-09</in-bse-fin:DateOfBoardMeetingWhenFinancialResultsWereApproved>
<in-bse-fin:DateOnWhichPriorIntimationOfTheMeetingForConsideringFinancialResultsWasInformedToTheExchange contextRef="OneD">2024-01-15</in-bse-fin:DateOnWhichPriorIntimationOfTheMeetingForConsideringFinancialResultsWasInformedToTheExchange>
<in-bse-fin:DescriptionOfPresentationCurrency contextRef="OneD">INR</in-bse-fin:DescriptionOfPresentationCurrency>
<in-bse-fin:LevelOfRoundingUsedInFinancialStatements contextRef="OneD">Crores</in-bse-fin:LevelOfRoundingUsedInFinancialStatements>
<in-bse-fin:ReportingQuarter contextRef="OneD">Third quarter</in-bse-fin:ReportingQuarter>
<in-bse-fin:StartTimeOfBoardMeeting contextRef="OneD">14:00:00</in-bse-fin:StartTimeOfBoardMeeting>
<in-bse-fin:EndTimeOfBoardMeeting contextRef="OneD">16:55:00</in-bse-fin:EndTimeOfBoardMeeting>
<in-bse-fin:DateOfStartOfBoardMeeting contextRef="OneD">2024-02-09</in-bse-fin:DateOfStartOfBoardMeeting>
<in-bse-fin:DateOfEndOfBoardMeeting contextRef="OneD">2024-02-09</in-bse-fin:DateOfEndOfBoardMeeting>
<in-bse-fin:DeclarationOfUnmodifiedOpinionOrStatementOnImpactOfAuditQualification contextRef="OneD">Not applicable</in-bse-fin:DeclarationOfUnmodifiedOpinionOrStatementOnImpactOfAuditQualification>
<in-bse-fin:IsCompanyReportingMultisegmentOrSingleSegment contextRef="OneD">Multi segment</in-bse-fin:IsCompanyReportingMultisegmentOrSingleSegment>
<in-bse-fin:DateOfStartOfReportingPeriod contextRef="OneD">2023-10-01</in-bse-fin:DateOfStartOfReportingPeriod>
<in-bse-fin:DateOfEndOfReportingPeriod contextRef="OneD">2023-12-31</in-bse-fin:DateOfEndOfReportingPeriod>
<in-bse-fin:WhetherResultsAreAuditedOrUnaudited contextRef="OneD">Unaudited</in-bse-fin:WhetherResultsAreAuditedOrUnaudited>
<in-bse-fin:NatureOfReportStandaloneConsolidated contextRef="OneD">Consolidated</in-bse-fin:NatureOfReportStandaloneConsolidated>
<in-bse-fin:RevenueFromOperations contextRef="OneD" unitRef="INR" decimals="-7">146510000000.00</in-bse-fin:RevenueFromOperations>
<in-bse-fin:OtherIncome contextRef="OneD" unitRef="INR" decimals="-7">6431300000.00</in-bse-fin:OtherIncome>
<in-bse-fin:Income contextRef="OneD" unitRef="INR" decimals="-7">152941300000.00</in-bse-fin:Income>
<in-bse-fin:CostOfMaterialsConsumed contextRef="OneD" unitRef="INR" decimals="-7">16611800000.00</in-bse-fin:CostOfMaterialsConsumed>
<in-bse-fin:PurchasesOfStockInTrade contextRef="OneD" unitRef="INR" decimals="-7">56500000.00</in-bse-fin:PurchasesOfStockInTrade>
<in-bse-fin:ChangesInInventoriesOfFinishedGoodsWorkInProgressAndStockInTrade contextRef="OneD" unitRef="INR" decimals="-7">-3052900000.00</in-bse-fin:ChangesInInventoriesOfFinishedGoodsWorkInProgressAndStockInTrade>
<in-bse-fin:EmployeeBenefitExpense contextRef="OneD" unitRef="INR" decimals="-7">9815500000.00</in-bse-fin:EmployeeBenefitExpense>
<in-bse-fin:FinanceCosts contextRef="OneD" unitRef="INR" decimals="-7">10942600000.00</in-bse-fin:FinanceCosts>
<in-bse-fin:DepreciationDepletionAndAmortisationExpense contextRef="OneD" unitRef="INR" decimals="-7">9262700000.00</in-bse-fin:DepreciationDepletionAndAmortisationExpense>
<in-bse-fin:OtherExpenses contextRef="OneD" unitRef="INR" decimals="-7">98904900000.00</in-bse-fin:OtherExpenses>
<in-bse-fin:Expenses contextRef="OneD" unitRef="INR" decimals="-7">142541100000.00</in-bse-fin:Expenses>
<in-bse-fin:ProfitBeforeExceptionalItemsAndTax contextRef="OneD" unitRef="INR" decimals="-7">10400200000.00</in-bse-fin:ProfitBeforeExceptionalItemsAndTax>
<in-bse-fin:ExceptionalItemsBeforeTax contextRef="OneD" unitRef="INR" decimals="-7">0.00</in-bse-fin:ExceptionalItemsBeforeTax>
<in-bse-fin:ProfitBeforeTax contextRef="OneD" unitRef="INR" decimals="-7">10400200000.00</in-bse-fin:ProfitBeforeTax>
<in-bse-fin:CurrentTax contextRef="OneD" unitRef="INR" decimals="-7">1862800000.00</in-bse-fin:CurrentTax>
<in-bse-fin:DeferredTax contextRef="OneD" unitRef="INR" decimals="-7">2263600000.00</in-bse-fin:DeferredTax>
<in-bse-fin:TaxExpense contextRef="OneD" unitRef="INR" decimals="-7">4126400000.00</in-bse-fin:TaxExpense>
<in-bse-fin:NetMovementInRegulatoryDeferralAccountBalancesRelatedToProfitOrLossAndTheRelatedDeferredTaxMovement contextRef="OneD" unitRef="INR" decimals="-7">1897200000.00</in-bse-fin:NetMovementInRegulatoryDeferralAccountBalancesRelatedToProfitOrLossAndTheRelatedDeferredTaxMovement>
<in-bse-fin:ProfitLossForPeriodFromContinuingOperations contextRef="OneD" unitRef="INR" decimals="-7">8171000000.00</in-bse-fin:ProfitLossForPeriodFromContinuingOperations>
<in-bse-fin:ProfitLossFromDiscontinuedOperationsBeforeTax contextRef="OneD" unitRef="INR" decimals="-7">0.00</in-bse-fin:ProfitLossFromDiscontinuedOperationsBeforeTax>
<in-bse-fin:TaxExpenseOfDiscontinuedOperations contextRef="OneD" unitRef="INR" decimals="-7">0.00</in-bse-fin:TaxExpenseOfDiscontinuedOperations>
<in-bse-fin:ProfitLossFromDiscontinuedOperationsAfterTax contextRef="OneD" unitRef="INR" decimals="-7">0.00</in-bse-fin:ProfitLossFromDiscontinuedOperationsAfterTax>
<in-bse-fin:ShareOfProfitLossOfAssociatesAndJointVenturesAccountedForUsingEquityMethod contextRef="OneD" unitRef="INR" decimals="-7">2590200000.00</in-bse-fin:ShareOfProfitLossOfAssociatesAndJointVenturesAccountedForUsingEquityMethod>
<in-bse-fin:ProfitLossForPeriod contextRef="OneD" unitRef="INR" decimals="-7">10761200000.00</in-bse-fin:ProfitLossForPeriod>
<in-bse-fin:OtherComprehensiveIncomeNetOfTaxes contextRef="OneD" unitRef="INR" decimals="-7">1050000000.00</in-bse-fin:OtherComprehensiveIncomeNetOfTaxes>
<in-bse-fin:ComprehensiveIncomeForThePeriod contextRef="OneD" unitRef="INR" decimals="-7">11811200000.00</in-bse-fin:ComprehensiveIncomeForThePeriod>
<in-bse-fin:ProfitOrLossAttributableToOwnersOfParent contextRef="OneD" unitRef="INR" decimals="-7">9530100000.00</in-bse-fin:ProfitOrLossAttributableToOwnersOfParent>
<in-bse-fin:ProfitOrLossAttributableToNonControllingInterests contextRef="OneD" unitRef="INR" decimals="-7">1231100000.00</in-bse-fin:ProfitOrLossAttributableToNonControllingInterests>
<in-bse-fin:ComprehensiveIncomeForThePeriodAttributableToOwnersOfParent contextRef="OneD" unitRef="INR" decimals="-7">10595000000.00</in-bse-fin:ComprehensiveIncomeForThePeriodAttributableToOwnersOfParent>
<in-bse-fin:ComprehensiveIncomeForThePeriodAttributableToOwnersOfParentNonControllingInterests contextRef="OneD" unitRef="INR" decimals="-7">1216200000.00</in-bse-fin:ComprehensiveIncomeForThePeriodAttributableToOwnersOfParentNonControllingInterests>
<in-bse-fin:PaidUpValueOfEquityShareCapital contextRef="OneD" unitRef="INR" decimals="-7">3195600000.00</in-bse-fin:PaidUpValueOfEquityShareCapital>
<in-bse-fin:FaceValueOfEquityShareCapital contextRef="OneD" unitRef="INRPerShare" decimals="INF">1</in-bse-fin:FaceValueOfEquityShareCapital>
<in-bse-fin:BasicEarningsLossPerShareFromContinuingOperations contextRef="OneD" unitRef="INRPerShare" decimals="INF">2.98</in-bse-fin:BasicEarningsLossPerShareFromContinuingOperations>
<in-bse-fin:DilutedEarningsLossPerShareFromContinuingOperations contextRef="OneD" unitRef="INRPerShare" decimals="INF">2.98</in-bse-fin:DilutedEarningsLossPerShareFromContinuingOperations>
<in-bse-fin:BasicEarningsLossPerShareFromDiscontinuedOperations contextRef="OneD" unitRef="INRPerShare" decimals="INF">0.00</in-bse-fin:BasicEarningsLossPerShareFromDiscontinuedOperations>
<in-bse-fin:DilutedEarningsLossPerShareFromDiscontinuedOperations contextRef="OneD" unitRef="INRPerShare" decimals="INF">0.00</in-bse-fin:DilutedEarningsLossPerShareFromDiscontinuedOperations>
<in-bse-fin:BasicEarningsLossPerShareFromContinuingAndDiscontinuedOperations contextRef="OneD" unitRef="INRPerShare" decimals="INF">2.98</in-bse-fin:BasicEarningsLossPerShareFromContinuingAndDiscontinuedOperations>
<in-bse-fin:DilutedEarningsLossPerShareFromContinuingAndDiscontinuedOperations contextRef="OneD" unitRef="INRPerShare" decimals="INF">2.98</in-bse-fin:DilutedEarningsLossPerShareFromContinuingAndDiscontinuedOperations>
<in-bse-fin:DebtEquityRatio contextRef="OneD" unitRef="pure" decimals="INF">0.01</in-bse-fin:DebtEquityRatio>
<in-bse-fin:DebtServiceCoverageRatio contextRef="OneD" unitRef="pure" decimals="INF">0.01</in-bse-fin:DebtServiceCoverageRatio>
<in-bse-fin:InterestServiceCoverageRatio contextRef="OneD" unitRef="pure" decimals="INF">0.02</in-bse-fin:InterestServiceCoverageRatio>
<in-bse-fin:DisclosureOfNotesOnFinancialResultsExplanatoryTextBlock contextRef="OneD">1. The above consolidated financial results of The Tata Power Company Limited (“the Holding Company”) and its subsidiaries (together referred to as  Group ) were reviewed by the Audit Committee and approved by the Board of Directors at its meeting held on 9th February, 2024.      2. During the quarter ended 31st December 2023, the Board of Directors of Itezhi Tezhi Power Corporation Limited, an investment classified as asset held for sale, in its meeting dated 3rd November 2023 has declared dividend and accordingly the Group has recognised INR 416 crore as other Income in the consolidated financial results.      3. Subsequent to the quarter ended 31st December, 2023, Jharkhand State Electricity Regulatory Commission (‘JERC’) has published revised Tariff Regulation for control period FY 2022 to 2026 and has also passed true up order for FY 2021-22 and FY 2022-23 in relation to two Jojobera units. The Group has considered the aforesaid revised regulation and true up order and accordingly, recognized additional revenue amounting to INR 72 Crore pertaining to earlier years and INR 16 Crore pertaining to previous quarters of current financial year.      4. The Holding Company is supplying power from Mundra Power Plant based on the directions of Ministry of Power ( MoP ) under Section 11 of the Electricity Act, 2003 since 16th April, 2023. Accordingly, the Holding Company has recognised revenue based on the Central Electricity Regulatory Commission (CERC) Order dated 3rd January, 2023. On 23rd October, 2023, MoP has extended the term of said direction upto 30th June, 2024.      5. During the quarter ended 30th September 2023, the shareholders of the Holding Company approved ‘The Tata Power Company Limited – Employee Stock Option Plan 2023’. During this quarter, the Holding Company has granted 64,82,940 (Sixty Four Lakh Eighty Two Thousand Nine Hundred and Forty) employee stock options to the eligible employees of the Group, at an exercise price of INR 249.80 (Rupees Two Hundred Forty Nine and Eighty Paise) per option exercisable into equivalent equity shares of INR 1 each subject to fulfilment of vesting conditions. Accordingly, the Group has recognised employee stock option cost of INR 3 crore.      6. During the quarter ended 30th June, 2023, Tata Projects Limited, an associate, has issued equity shares to other investors resulting into a dilution of 16.97%. Gain on dilution of INR 235 crore has been recognized as exceptional item in the consolidated financial results.      7. Figures for the previous periods/year are re-classified/re-arranged/re-grouped, wherever necessary.      8. The standalone audited financial results of the Holding Company are available for Investors at www.tatapower.com, www.nseindia.com and www.bseindia.com.</in-bse-fin:DisclosureOfNotesOnFinancialResultsExplanatoryTextBlock>
<in-bse-fin:IsCompanyReportingMultisegmentOrSingleSegment contextRef="FourD">Multi segment</in-bse-fin:IsCompanyReportingMultisegmentOrSingleSegment>
<in-bse-fin:DateOfStartOfReportingPeriod contextRef="FourD">2023-04-01</in-bse-fin:DateOfStartOfReportingPeriod>
<in-bse-fin:DateOfEndOfReportingPeriod contextRef="FourD">2023-12-31</in-bse-fin:DateOfEndOfReportingPeriod>
<in-bse-fin:WhetherResultsAreAuditedOrUnaudited contextRef="FourD">Unaudited</in-bse-fin:WhetherResultsAreAuditedOrUnaudited>
<in-bse-fin:NatureOfReportStandaloneConsolidated contextRef="FourD">Consolidated</in-bse-fin:NatureOfReportStandaloneConsolidated>
<in-bse-fin:RevenueFromOperations contextRef="FourD" unitRef="INR" decimals="-7">456023200000.00</in-bse-fin:RevenueFromOperations>
<in-bse-fin:OtherIncome contextRef="FourD" unitRef="INR" decimals="-7">12060600000.00</in-bse-fin:OtherIncome>
<in-bse-fin:Income contextRef="FourD" unitRef="INR" decimals="-7">468083800000.00</in-bse-fin:Income>
<in-bse-fin:CostOfMaterialsConsumed contextRef="FourD" unitRef="INR" decimals="-7">36687300000.00</in-bse-fin:CostOfMaterialsConsumed>
<in-bse-fin:PurchasesOfStockInTrade contextRef="FourD" unitRef="INR" decimals="-7">264700000.00</in-bse-fin:PurchasesOfStockInTrade>
<in-bse-fin:ChangesInInventoriesOfFinishedGoodsWorkInProgressAndStockInTrade contextRef="FourD" unitRef="INR" decimals="-7">-4630100000.00</in-bse-fin:ChangesInInventoriesOfFinishedGoodsWorkInProgressAndStockInTrade>
<in-bse-fin:EmployeeBenefitExpense contextRef="FourD" unitRef="INR" decimals="-7">29515900000.00</in-bse-fin:EmployeeBenefitExpense>
<in-bse-fin:FinanceCosts contextRef="FourD" unitRef="INR" decimals="-7">34975000000.00</in-bse-fin:FinanceCosts>
<in-bse-fin:DepreciationDepletionAndAmortisationExpense contextRef="FourD" unitRef="INR" decimals="-7">27456000000.00</in-bse-fin:DepreciationDepletionAndAmortisationExpense>
<in-bse-fin:OtherExpenses contextRef="FourD" unitRef="INR" decimals="-7">309665400000.00</in-bse-fin:OtherExpenses>
<in-bse-fin:Expenses contextRef="FourD" unitRef="INR" decimals="-7">433934200000.00</in-bse-fin:Expenses>
<in-bse-fin:ProfitBeforeExceptionalItemsAndTax contextRef="FourD" unitRef="INR" decimals="-7">34149600000.00</in-bse-fin:ProfitBeforeExceptionalItemsAndTax>
<in-bse-fin:ExceptionalItemsBeforeTax contextRef="FourD" unitRef="INR" decimals="-7">2346800000.00</in-bse-fin:ExceptionalItemsBeforeTax>
<in-bse-fin:ProfitBeforeTax contextRef="FourD" unitRef="INR" decimals="-7">36496400000.00</in-bse-fin:ProfitBeforeTax>
<in-bse-fin:CurrentTax contextRef="FourD" unitRef="INR" decimals="-7">5257100000.00</in-bse-fin:CurrentTax>
<in-bse-fin:DeferredTax contextRef="FourD" unitRef="INR" decimals="-7">4347700000.00</in-bse-fin:DeferredTax>
<in-bse-fin:TaxExpense contextRef="FourD" unitRef="INR" decimals="-7">9604800000.00</in-bse-fin:TaxExpense>
<in-bse-fin:NetMovementInRegulatoryDeferralAccountBalancesRelatedToProfitOrLossAndTheRelatedDeferredTaxMovement contextRef="FourD" unitRef="INR" decimals="-7">-3158600000.00</in-bse-fin:NetMovementInRegulatoryDeferralAccountBalancesRelatedToProfitOrLossAndTheRelatedDeferredTaxMovement>
<in-bse-fin:ProfitLossForPeriodFromContinuingOperations contextRef="FourD" unitRef="INR" decimals="-7">23733000000.00</in-bse-fin:ProfitLossForPeriodFromContinuingOperations>
<in-bse-fin:ProfitLossFromDiscontinuedOperationsBeforeTax contextRef="FourD" unitRef="INR" decimals="-7">0.00</in-bse-fin:ProfitLossFromDiscontinuedOperationsBeforeTax>
<in-bse-fin:TaxExpenseOfDiscontinuedOperations contextRef="FourD" unitRef="INR" decimals="-7">0.00</in-bse-fin:TaxExpenseOfDiscontinuedOperations>
<in-bse-fin:ProfitLossFromDiscontinuedOperationsAfterTax contextRef="FourD" unitRef="INR" decimals="-7">0.00</in-bse-fin:ProfitLossFromDiscontinuedOperationsAfterTax>
<in-bse-fin:ShareOfProfitLossOfAssociatesAndJointVenturesAccountedForUsingEquityMethod contextRef="FourD" unitRef="INR" decimals="-7">8612100000.00</in-bse-fin:ShareOfProfitLossOfAssociatesAndJointVenturesAccountedForUsingEquityMethod>
<in-bse-fin:ProfitLossForPeriod contextRef="FourD" unitRef="INR" decimals="-7">32345100000.00</in-bse-fin:ProfitLossForPeriod>
<in-bse-fin:OtherComprehensiveIncomeNetOfTaxes contextRef="FourD" unitRef="INR" decimals="-7">2496400000.00</in-bse-fin:OtherComprehensiveIncomeNetOfTaxes>
<in-bse-fin:ComprehensiveIncomeForThePeriod contextRef="FourD" unitRef="INR" decimals="-7">34841500000.00</in-bse-fin:ComprehensiveIncomeForThePeriod>
<in-bse-fin:ProfitOrLossAttributableToOwnersOfParent contextRef="FourD" unitRef="INR" decimals="-7">28010400000.00</in-bse-fin:ProfitOrLossAttributableToOwnersOfParent>
<in-bse-fin:ProfitOrLossAttributableToNonControllingInterests contextRef="FourD" unitRef="INR" decimals="-7">4334700000.00</in-bse-fin:ProfitOrLossAttributableToNonControllingInterests>
<in-bse-fin:ComprehensiveIncomeForThePeriodAttributableToOwnersOfParent contextRef="FourD" unitRef="INR" decimals="-7">30582500000.00</in-bse-fin:ComprehensiveIncomeForThePeriodAttributableToOwnersOfParent>
<in-bse-fin:ComprehensiveIncomeForThePeriodAttributableToOwnersOfParentNonControllingInterests contextRef="FourD" unitRef="INR" decimals="-7">4259000000.00</in-bse-fin:ComprehensiveIncomeForThePeriodAttributableToOwnersOfParentNonControllingInterests>
<in-bse-fin:PaidUpValueOfEquityShareCapital contextRef="FourD" unitRef="INR" decimals="-7">3195600000.00</in-bse-fin:PaidUpValueOfEquityShareCapital>
<in-bse-fin:FaceValueOfEquityShareCapital contextRef="FourD" unitRef="INRPerShare" decimals="INF">1</in-bse-fin:FaceValueOfEquityShareCapital>
<in-bse-fin:BasicEarningsLossPerShareFromContinuingOperations contextRef="FourD" unitRef="INRPerShare" decimals="INF">8.77</in-bse-fin:BasicEarningsLossPerShareFromContinuingOperations>
<in-bse-fin:DilutedEarningsLossPerShareFromContinuingOperations contextRef="FourD" unitRef="INRPerShare" decimals="INF">8.77</in-bse-fin:DilutedEarningsLossPerShareFromContinuingOperations>
<in-bse-fin:BasicEarningsLossPerShareFromDiscontinuedOperations contextRef="FourD" unitRef="INRPerShare" decimals="INF">0.00</in-bse-fin:BasicEarningsLossPerShareFromDiscontinuedOperations>
<in-bse-fin:DilutedEarningsLossPerShareFromDiscontinuedOperations contextRef="FourD" unitRef="INRPerShare" decimals="INF">0.00</in-bse-fin:DilutedEarningsLossPerShareFromDiscontinuedOperations>
<in-bse-fin:BasicEarningsLossPerShareFromContinuingAndDiscontinuedOperations contextRef="FourD" unitRef="INRPerShare" decimals="INF">8.77</in-bse-fin:BasicEarningsLossPerShareFromContinuingAndDiscontinuedOperations>
<in-bse-fin:DilutedEarningsLossPerShareFromContinuingAndDiscontinuedOperations contextRef="FourD" unitRef="INRPerShare" decimals="INF">8.77</in-bse-fin:DilutedEarningsLossPerShareFromContinuingAndDiscontinuedOperations>
<in-bse-fin:DebtEquityRatio contextRef="FourD" unitRef="pure" decimals="INF">0.01</in-bse-fin:DebtEquityRatio>
<in-bse-fin:DebtServiceCoverageRatio contextRef="FourD" unitRef="pure" decimals="INF">0.01</in-bse-fin:DebtServiceCoverageRatio>
<in-bse-fin:InterestServiceCoverageRatio contextRef="FourD" unitRef="pure" decimals="INF">0.02</in-bse-fin:InterestServiceCoverageRatio>
<in-bse-fin:DescriptionOfOtherExpenses contextRef="OneOperatingExpenses01D">Cost of Fuel</in-bse-fin:DescriptionOfOtherExpenses>
<in-bse-fin:OtherExpenses contextRef="OneOperatingExpenses01D" unitRef="INR" decimals="-7">35684600000.00</in-bse-fin:OtherExpenses>
<in-bse-fin:DescriptionOfOtherExpenses contextRef="OneOperatingExpenses02D">Cost of Power Purchased</in-bse-fin:DescriptionOfOtherExpenses>
<in-bse-fin:OtherExpenses contextRef="OneOperatingExpenses02D" unitRef="INR" decimals="-7">45869400000.00</in-bse-fin:OtherExpenses>
<in-bse-fin:DescriptionOfOtherExpenses contextRef="OneOperatingExpenses03D">Other Expenses</in-bse-fin:DescriptionOfOtherExpenses>
<in-bse-fin:OtherExpenses contextRef="OneOperatingExpenses03D" unitRef="INR" decimals="-7">14750800000.00</in-bse-fin:OtherExpenses>
<in-bse-fin:DescriptionOfOtherExpenses contextRef="OneOperatingExpenses04D">Transmission Charges</in-bse-fin:DescriptionOfOtherExpenses>
<in-bse-fin:OtherExpenses contextRef="OneOperatingExpenses04D" unitRef="INR" decimals="-7">2600100000.00</in-bse-fin:OtherExpenses>
<in-bse-fin:DescriptionOfOtherExpenses contextRef="FourOperatingExpenses01D">Cost of Fuel</in-bse-fin:DescriptionOfOtherExpenses>
<in-bse-fin:OtherExpenses contextRef="FourOperatingExpenses01D" unitRef="INR" decimals="-7">106154700000.00</in-bse-fin:OtherExpenses>
<in-bse-fin:DescriptionOfOtherExpenses contextRef="FourOperatingExpenses02D">Cost of Power Purchased</in-bse-fin:DescriptionOfOtherExpenses>
<in-bse-fin:OtherExpenses contextRef="FourOperatingExpenses02D" unitRef="INR" decimals="-7">155626500000.00</in-bse-fin:OtherExpenses>
<in-bse-fin:DescriptionOfOtherExpenses contextRef="FourOperatingExpenses03D">Other Expenses</in-bse-fin:DescriptionOfOtherExpenses>
<in-bse-fin:OtherExpenses contextRef="FourOperatingExpenses03D" unitRef="INR" decimals="-7">39406800000.00</in-bse-fin:OtherExpenses>
<in-bse-fin:DescriptionOfOtherExpenses contextRef="FourOperatingExpenses04D">Transmission Charges</in-bse-fin:DescriptionOfOtherExpenses>
<in-bse-fin:OtherExpenses contextRef="FourOperatingExpenses04D" unitRef="INR" decimals="-7">8477400000.00</in-bse-fin:OtherExpenses>
<in-bse-fin:DescriptionOfReportableSegment contextRef="OneReportableSegmentRevenue01D">Generation</in-bse-fin:DescriptionOfReportableSegment>
<in-bse-fin:SegmentRevenue contextRef="OneReportableSegmentRevenue01D" unitRef="INR" decimals="-7">49584400000.00</in-bse-fin:SegmentRevenue>
<in-bse-fin:DescriptionOfReportableSegment contextRef="OneReportableSegmentRevenue02D">Others</in-bse-fin:DescriptionOfReportableSegment>
<in-bse-fin:SegmentRevenue contextRef="OneReportableSegmentRevenue02D" unitRef="INR" decimals="-7">1092900000.00</in-bse-fin:SegmentRevenue>
<in-bse-fin:DescriptionOfReportableSegment contextRef="OneReportableSegmentRevenue03D">Renewables</in-bse-fin:DescriptionOfReportableSegment>
<in-bse-fin:SegmentRevenue contextRef="OneReportableSegmentRevenue03D" unitRef="INR" decimals="-7">24839300000.00</in-bse-fin:SegmentRevenue>
<in-bse-fin:DescriptionOfReportableSegment contextRef="OneReportableSegmentRevenue04D">Transmission and Distribution</in-bse-fin:DescriptionOfReportableSegment>
<in-bse-fin:SegmentRevenue contextRef="OneReportableSegmentRevenue04D" unitRef="INR" decimals="-7">84504100000.00</in-bse-fin:SegmentRevenue>
<in-bse-fin:DescriptionOfReportableSegment contextRef="FourReportableSegmentRevenue01D">Generation</in-bse-fin:DescriptionOfReportableSegment>
<in-bse-fin:SegmentRevenue contextRef="FourReportableSegmentRevenue01D" unitRef="INR" decimals="-7">147583600000.00</in-bse-fin:SegmentRevenue>
<in-bse-fin:DescriptionOfReportableSegment contextRef="FourReportableSegmentRevenue02D">Others</in-bse-fin:DescriptionOfReportableSegment>
<in-bse-fin:SegmentRevenue contextRef="FourReportableSegmentRevenue02D" unitRef="INR" decimals="-7">3177200000.00</in-bse-fin:SegmentRevenue>
<in-bse-fin:DescriptionOfReportableSegment contextRef="FourReportableSegmentRevenue03D">Renewables</in-bse-fin:DescriptionOfReportableSegment>
<in-bse-fin:SegmentRevenue contextRef="FourReportableSegmentRevenue03D" unitRef="INR" decimals="-7">67185700000.00</in-bse-fin:SegmentRevenue>
<in-bse-fin:DescriptionOfReportableSegment contextRef="FourReportableSegmentRevenue04D">Transmission and Distribution</in-bse-fin:DescriptionOfReportableSegment>
<in-bse-fin:SegmentRevenue contextRef="FourReportableSegmentRevenue04D" unitRef="INR" decimals="-7">271809200000.00</in-bse-fin:SegmentRevenue>
<in-bse-fin:SegmentRevenue contextRef="OneD" unitRef="INR" decimals="-7">160020700000.00</in-bse-fin:SegmentRevenue>
<in-bse-fin:SegmentRevenue contextRef="FourD" unitRef="INR" decimals="-7">489755700000.00</in-bse-fin:SegmentRevenue>
<in-bse-fin:InterSegmentRevenue contextRef="OneD" unitRef="INR" decimals="-7">11814400000.00</in-bse-fin:InterSegmentRevenue>
<in-bse-fin:InterSegmentRevenue contextRef="FourD" unitRef="INR" decimals="-7">37480200000.00</in-bse-fin:InterSegmentRevenue>
<in-bse-fin:SegmentRevenueFromOperations contextRef="OneD" unitRef="INR" decimals="-7">148206300000.00</in-bse-fin:SegmentRevenueFromOperations>
<in-bse-fin:SegmentRevenueFromOperations contextRef="FourD" unitRef="INR" decimals="-7">452275500000.00</in-bse-fin:SegmentRevenueFromOperations>
<in-bse-fin:DescriptionOfReportableSegment contextRef="OneReportableSegmentResults01D">Generation</in-bse-fin:DescriptionOfReportableSegment>
<in-bse-fin:SegmentProfitLossBeforeTaxAndFinanceCosts contextRef="OneReportableSegmentResults01D" unitRef="INR" decimals="-7">8600300000.00</in-bse-fin:SegmentProfitLossBeforeTaxAndFinanceCosts>
<in-bse-fin:DescriptionOfReportableSegment contextRef="OneReportableSegmentResults02D">Others</in-bse-fin:DescriptionOfReportableSegment>
<in-bse-fin:SegmentProfitLossBeforeTaxAndFinanceCosts contextRef="OneReportableSegmentResults02D" unitRef="INR" decimals="-7">375600000.00</in-bse-fin:SegmentProfitLossBeforeTaxAndFinanceCosts>
<in-bse-fin:DescriptionOfReportableSegment contextRef="OneReportableSegmentResults03D">Renewables</in-bse-fin:DescriptionOfReportableSegment>
<in-bse-fin:SegmentProfitLossBeforeTaxAndFinanceCosts contextRef="OneReportableSegmentResults03D" unitRef="INR" decimals="-7">4634700000.00</in-bse-fin:SegmentProfitLossBeforeTaxAndFinanceCosts>
<in-bse-fin:DescriptionOfReportableSegment contextRef="OneReportableSegmentResults04D">Transmission and Distribution</in-bse-fin:DescriptionOfReportableSegment>
<in-bse-fin:SegmentProfitLossBeforeTaxAndFinanceCosts contextRef="OneReportableSegmentResults04D" unitRef="INR" decimals="-7">6119000000.00</in-bse-fin:SegmentProfitLossBeforeTaxAndFinanceCosts>
<in-bse-fin:DescriptionOfReportableSegment contextRef="FourReportableSegmentResults01D">Generation</in-bse-fin:DescriptionOfReportableSegment>
<in-bse-fin:SegmentProfitLossBeforeTaxAndFinanceCosts contextRef="FourReportableSegmentResults01D" unitRef="INR" decimals="-7">29470100000.00</in-bse-fin:SegmentProfitLossBeforeTaxAndFinanceCosts>
<in-bse-fin:DescriptionOfReportableSegment contextRef="FourReportableSegmentResults02D">Others</in-bse-fin:DescriptionOfReportableSegment>
<in-bse-fin:SegmentProfitLossBeforeTaxAndFinanceCosts contextRef="FourReportableSegmentResults02D" unitRef="INR" decimals="-7">731600000.00</in-bse-fin:SegmentProfitLossBeforeTaxAndFinanceCosts>
<in-bse-fin:DescriptionOfReportableSegment contextRef="FourReportableSegmentResults03D">Renewables</in-bse-fin:DescriptionOfReportableSegment>
<in-bse-fin:SegmentProfitLossBeforeTaxAndFinanceCosts contextRef="FourReportableSegmentResults03D" unitRef="INR" decimals="-7">15285200000.00</in-bse-fin:SegmentProfitLossBeforeTaxAndFinanceCosts>
<in-bse-fin:DescriptionOfReportableSegment contextRef="FourReportableSegmentResults04D">Transmission and Distribution</in-bse-fin:DescriptionOfReportableSegment>
<in-bse-fin:SegmentProfitLossBeforeTaxAndFinanceCosts contextRef="FourReportableSegmentResults04D" unitRef="INR" decimals="-7">18044200000.00</in-bse-fin:SegmentProfitLossBeforeTaxAndFinanceCosts>
<in-bse-fin:SegmentProfitLossBeforeTaxAndFinanceCosts contextRef="OneD" unitRef="INR" decimals="-7">19729600000.00</in-bse-fin:SegmentProfitLossBeforeTaxAndFinanceCosts>
<in-bse-fin:SegmentProfitLossBeforeTaxAndFinanceCosts contextRef="FourD" unitRef="INR" decimals="-7">63531100000.00</in-bse-fin:SegmentProfitLossBeforeTaxAndFinanceCosts>
<in-bse-fin:SegmentFinanceCosts contextRef="OneD" unitRef="INR" decimals="-7">10942600000.00</in-bse-fin:SegmentFinanceCosts>
<in-bse-fin:SegmentFinanceCosts contextRef="FourD" unitRef="INR" decimals="-7">34975000000.00</in-bse-fin:SegmentFinanceCosts>
<in-bse-fin:OtherUnallocableExpenditureNetOffUnAllocableIncome contextRef="OneD" unitRef="INR" decimals="-7">-6100600000.00</in-bse-fin:OtherUnallocableExpenditureNetOffUnAllocableIncome>
<in-bse-fin:DisclosureOfNotesOnSegmentsExplanatoryTextBlock contextRef="OneD">Generation: Comprises of generation of power from hydroelectric sources and thermal sources (coal, gas and oil) from plants owned and operated under lease arrangement and related ancillary services. It also comprises of coal - mining, trading, shipping and related infra business.      Renewables: Comprises of generation of power from renewable energy sources i.e. wind and solar. It also comprises rooftop solar projects, electric vehicle charging stations, EPC and maintenance services with respect to solar.      Transmission and Distribution: Comprises of transmission and distribution network, sale of power to retail customers through distribution network and related ancillary services. It also comprises of power trading business.      Others: Comprises of project management contracts/infrastructure management services, property development, lease rent of oil tanks and satellite communication.      * Includes assets held for sale      The Operating Segments have been reported in a manner consistent with the internal reporting provided to the Chief Operating Decision Maker      RECONCILIATION OF REVENUE                                      Quarter ended            Nine Months ended   Particulars                                        31-Dec-23               31-Dec-23                                                   (Unaudited)               (Unaudited)           Revenue from Operations                   14,651.00                 45,602.32   Add/(Less): Total Net Movement in Regulatory Deferral Balances                 189.72             (315.86)   Add/(Less): Unallocable Revenue                                  (20.09)                  (58.91)      Total Segment Revenue as reported above                                14,820.63                45,227.55</in-bse-fin:DisclosureOfNotesOnSegmentsExplanatoryTextBlock>
<in-bse-fin:OtherUnallocableExpenditureNetOffUnAllocableIncome contextRef="FourD" unitRef="INR" decimals="-7">-13393800000.00</in-bse-fin:OtherUnallocableExpenditureNetOffUnAllocableIncome>
<in-bse-fin:SegmentProfitBeforeTax contextRef="OneD" unitRef="INR" decimals="-7">14887600000.00</in-bse-fin:SegmentProfitBeforeTax>
<in-bse-fin:SegmentProfitBeforeTax contextRef="FourD" unitRef="INR" decimals="-7">41949900000.00</in-bse-fin:SegmentProfitBeforeTax>
<in-bse-fin:DescriptionOfReportableSegment contextRef="OneReportableSegmentAssets01D">Generation</in-bse-fin:DescriptionOfReportableSegment>
<in-bse-fin:SegmentAssets contextRef="OneReportableSegmentAssets01D" unitRef="INR" decimals="-7">408104600000.00</in-bse-fin:SegmentAssets>
<in-bse-fin:DescriptionOfReportableSegment contextRef="OneReportableSegmentAssets02D">Others</in-bse-fin:DescriptionOfReportableSegment>
<in-bse-fin:SegmentAssets contextRef="OneReportableSegmentAssets02D" unitRef="INR" decimals="-7">16383200000.00</in-bse-fin:SegmentAssets>
<in-bse-fin:DescriptionOfReportableSegment contextRef="OneReportableSegmentAssets03D">Renewables</in-bse-fin:DescriptionOfReportableSegment>
<in-bse-fin:SegmentAssets contextRef="OneReportableSegmentAssets03D" unitRef="INR" decimals="-7">379063000000.00</in-bse-fin:SegmentAssets>
<in-bse-fin:DescriptionOfReportableSegment contextRef="OneReportableSegmentAssets04D">Transmission and Distribution</in-bse-fin:DescriptionOfReportableSegment>
<in-bse-fin:SegmentAssets contextRef="OneReportableSegmentAssets04D" unitRef="INR" decimals="-7">392819800000.00</in-bse-fin:SegmentAssets>
<in-bse-fin:SegmentAssets contextRef="OneD" unitRef="INR" decimals="-7">1196370600000.00</in-bse-fin:SegmentAssets>
<in-bse-fin:UnAllocableAssets contextRef="OneI" unitRef="INR" decimals="-7">167193300000.00</in-bse-fin:UnAllocableAssets>
<in-bse-fin:NetSegmentAssets contextRef="OneI" unitRef="INR" decimals="-7">1363563900000.00</in-bse-fin:NetSegmentAssets>
<in-bse-fin:DescriptionOfReportableSegment contextRef="OneReportableSegmentLiabilities01D">Generation</in-bse-fin:DescriptionOfReportableSegment>
<in-bse-fin:SegmentLiabilities contextRef="OneReportableSegmentLiabilities01I" unitRef="INR" decimals="-7">67417300000.00</in-bse-fin:SegmentLiabilities>
<in-bse-fin:DescriptionOfReportableSegment contextRef="OneReportableSegmentLiabilities02D">Others</in-bse-fin:DescriptionOfReportableSegment>
<in-bse-fin:SegmentLiabilities contextRef="OneReportableSegmentLiabilities02I" unitRef="INR" decimals="-7">1186600000.00</in-bse-fin:SegmentLiabilities>
<in-bse-fin:DescriptionOfReportableSegment contextRef="OneReportableSegmentLiabilities03D">Renewables</in-bse-fin:DescriptionOfReportableSegment>
<in-bse-fin:SegmentLiabilities contextRef="OneReportableSegmentLiabilities03I" unitRef="INR" decimals="-7">76684100000.00</in-bse-fin:SegmentLiabilities>
<in-bse-fin:DescriptionOfReportableSegment contextRef="OneReportableSegmentLiabilities04D">Transmission and Distribution</in-bse-fin:DescriptionOfReportableSegment>
<in-bse-fin:SegmentLiabilities contextRef="OneReportableSegmentLiabilities04I" unitRef="INR" decimals="-7">246530600000.00</in-bse-fin:SegmentLiabilities>
<in-bse-fin:SegmentLiabilities contextRef="OneI" unitRef="INR" decimals="-7">391818600000.00</in-bse-fin:SegmentLiabilities>
<in-bse-fin:UnAllocableLiabilities contextRef="OneI" unitRef="INR" decimals="-7">601566100000.00</in-bse-fin:UnAllocableLiabilities>
<in-bse-fin:NetSegmentLiabilities contextRef="OneI" unitRef="INR" decimals="-7">993384700000.00</in-bse-fin:NetSegmentLiabilities>
<in-bse-fin:DescriptionOfItemThatWillNotBeReclassifiedToProfitAndLoss contextRef="OneItemsThatWillNotBeReclassifiedToProfitAndLoss01D">Remeasurement of Defined Benefit Plan</in-bse-fin:DescriptionOfItemThatWillNotBeReclassifiedToProfitAndLoss>
<in-bse-fin:AmountOfItemThatWillNotBeReclassifiedToProfitAndLoss contextRef="OneItemsThatWillNotBeReclassifiedToProfitAndLoss01D" unitRef="INR" decimals="-7">-127600000.00</in-bse-fin:AmountOfItemThatWillNotBeReclassifiedToProfitAndLoss>
<in-bse-fin:DescriptionOfItemThatWillNotBeReclassifiedToProfitAndLoss contextRef="OneItemsThatWillNotBeReclassifiedToProfitAndLoss02D">Movement in Regulatory Deferral Balances</in-bse-fin:DescriptionOfItemThatWillNotBeReclassifiedToProfitAndLoss>
<in-bse-fin:AmountOfItemThatWillNotBeReclassifiedToProfitAndLoss contextRef="OneItemsThatWillNotBeReclassifiedToProfitAndLoss02D" unitRef="INR" decimals="-7">113100000.00</in-bse-fin:AmountOfItemThatWillNotBeReclassifiedToProfitAndLoss>
<in-bse-fin:DescriptionOfItemThatWillNotBeReclassifiedToProfitAndLoss contextRef="OneItemsThatWillNotBeReclassifiedToProfitAndLoss03D">Equity Instrument classified as FVTOCI</in-bse-fin:DescriptionOfItemThatWillNotBeReclassifiedToProfitAndLoss>
<in-bse-fin:AmountOfItemThatWillNotBeReclassifiedToProfitAndLoss contextRef="OneItemsThatWillNotBeReclassifiedToProfitAndLoss03D" unitRef="INR" decimals="-7">893000000.00</in-bse-fin:AmountOfItemThatWillNotBeReclassifiedToProfitAndLoss>
<in-bse-fin:DescriptionOfItemThatWillNotBeReclassifiedToProfitAndLoss contextRef="OneItemsThatWillNotBeReclassifiedToProfitAndLoss04D">Share of Other Comprehensive Income/(Loss) of Associates nand Joint Ventures accounted for using the Equity Method (net of tax)</in-bse-fin:DescriptionOfItemThatWillNotBeReclassifiedToProfitAndLoss>
<in-bse-fin:AmountOfItemThatWillNotBeReclassifiedToProfitAndLoss contextRef="OneItemsThatWillNotBeReclassifiedToProfitAndLoss04D" unitRef="INR" decimals="-7">-7100000.00</in-bse-fin:AmountOfItemThatWillNotBeReclassifiedToProfitAndLoss>
<in-bse-fin:DescriptionOfItemThatWillNotBeReclassifiedToProfitAndLoss contextRef="FourItemsThatWillNotBeReclassifiedToProfitAndLoss01D">Remeasurement of Defined Benefit Plan</in-bse-fin:DescriptionOfItemThatWillNotBeReclassifiedToProfitAndLoss>
<in-bse-fin:AmountOfItemThatWillNotBeReclassifiedToProfitAndLoss contextRef="FourItemsThatWillNotBeReclassifiedToProfitAndLoss01D" unitRef="INR" decimals="-7">-457700000.00</in-bse-fin:AmountOfItemThatWillNotBeReclassifiedToProfitAndLoss>
<in-bse-fin:DescriptionOfItemThatWillNotBeReclassifiedToProfitAndLoss contextRef="FourItemsThatWillNotBeReclassifiedToProfitAndLoss02D">Movement in Regulatory Deferral Balances</in-bse-fin:DescriptionOfItemThatWillNotBeReclassifiedToProfitAndLoss>
<in-bse-fin:AmountOfItemThatWillNotBeReclassifiedToProfitAndLoss contextRef="FourItemsThatWillNotBeReclassifiedToProfitAndLoss02D" unitRef="INR" decimals="-7">336600000.00</in-bse-fin:AmountOfItemThatWillNotBeReclassifiedToProfitAndLoss>
<in-bse-fin:DescriptionOfItemThatWillNotBeReclassifiedToProfitAndLoss contextRef="FourItemsThatWillNotBeReclassifiedToProfitAndLoss03D">Equity Instrument classified as FVTOCI</in-bse-fin:DescriptionOfItemThatWillNotBeReclassifiedToProfitAndLoss>
<in-bse-fin:AmountOfItemThatWillNotBeReclassifiedToProfitAndLoss contextRef="FourItemsThatWillNotBeReclassifiedToProfitAndLoss03D" unitRef="INR" decimals="-7">2215500000.00</in-bse-fin:AmountOfItemThatWillNotBeReclassifiedToProfitAndLoss>
<in-bse-fin:DescriptionOfItemThatWillNotBeReclassifiedToProfitAndLoss contextRef="FourItemsThatWillNotBeReclassifiedToProfitAndLoss04D">Share of Other Comprehensive Income/(Loss) of Associates nand Joint Ventures accounted for using the Equity Method (net of tax)</in-bse-fin:DescriptionOfItemThatWillNotBeReclassifiedToProfitAndLoss>
<in-bse-fin:AmountOfItemThatWillNotBeReclassifiedToProfitAndLoss contextRef="FourItemsThatWillNotBeReclassifiedToProfitAndLoss04D" unitRef="INR" decimals="-7">-1400000.00</in-bse-fin:AmountOfItemThatWillNotBeReclassifiedToProfitAndLoss>
<in-bse-fin:AmountOfItemThatWillNotBeReclassifiedToProfitAndLoss contextRef="OneD" unitRef="INR" decimals="-7">871400000.00</in-bse-fin:AmountOfItemThatWillNotBeReclassifiedToProfitAndLoss>
<in-bse-fin:AmountOfItemThatWillNotBeReclassifiedToProfitAndLoss contextRef="FourD" unitRef="INR" decimals="-7">2093000000.00</in-bse-fin:AmountOfItemThatWillNotBeReclassifiedToProfitAndLoss>
<in-bse-fin:IncomeTaxRelatingToItmesThatWillNotBeReclassifiedToProfitOrLoss contextRef="OneD" unitRef="INR" decimals="-7">-2200000.00</in-bse-fin:IncomeTaxRelatingToItmesThatWillNotBeReclassifiedToProfitOrLoss>
<in-bse-fin:IncomeTaxRelatingToItmesThatWillNotBeReclassifiedToProfitOrLoss contextRef="FourD" unitRef="INR" decimals="-7">-33100000.00</in-bse-fin:IncomeTaxRelatingToItmesThatWillNotBeReclassifiedToProfitOrLoss>
<in-bse-fin:DescriptionOfItemThatWillBeReclassifiedToProfitAndLoss contextRef="OneItemsThatWillBeReclassifiedToProfitAndLoss01D">Exchange Differences in translating the financial statements of nforeign operations</in-bse-fin:DescriptionOfItemThatWillBeReclassifiedToProfitAndLoss>
<in-bse-fin:AmountOfItemThatWillBeReclassifiedToProfitAndLoss contextRef="OneItemsThatWillBeReclassifiedToProfitAndLoss01D" unitRef="INR" decimals="-7">101100000.00</in-bse-fin:AmountOfItemThatWillBeReclassifiedToProfitAndLoss>
<in-bse-fin:DescriptionOfItemThatWillBeReclassifiedToProfitAndLoss contextRef="OneItemsThatWillBeReclassifiedToProfitAndLoss02D">Effective portion of cash flow hedge</in-bse-fin:DescriptionOfItemThatWillBeReclassifiedToProfitAndLoss>
<in-bse-fin:AmountOfItemThatWillBeReclassifiedToProfitAndLoss contextRef="OneItemsThatWillBeReclassifiedToProfitAndLoss02D" unitRef="INR" decimals="-7">-181000000.00</in-bse-fin:AmountOfItemThatWillBeReclassifiedToProfitAndLoss>
<in-bse-fin:DescriptionOfItemThatWillBeReclassifiedToProfitAndLoss contextRef="OneItemsThatWillBeReclassifiedToProfitAndLoss03D">Share of Other Comprehensive Income/(Loss) of Associates and Joint nVentures accounted for using the Equity Method (net of tax)</in-bse-fin:DescriptionOfItemThatWillBeReclassifiedToProfitAndLoss>
<in-bse-fin:AmountOfItemThatWillBeReclassifiedToProfitAndLoss contextRef="OneItemsThatWillBeReclassifiedToProfitAndLoss03D" unitRef="INR" decimals="-7">196300000.00</in-bse-fin:AmountOfItemThatWillBeReclassifiedToProfitAndLoss>
<in-bse-fin:DescriptionOfItemThatWillBeReclassifiedToProfitAndLoss contextRef="FourItemsThatWillBeReclassifiedToProfitAndLoss01D">Exchange Differences in translating the financial statements of nforeign operations</in-bse-fin:DescriptionOfItemThatWillBeReclassifiedToProfitAndLoss>
<in-bse-fin:AmountOfItemThatWillBeReclassifiedToProfitAndLoss contextRef="FourItemsThatWillBeReclassifiedToProfitAndLoss01D" unitRef="INR" decimals="-7">446900000.00</in-bse-fin:AmountOfItemThatWillBeReclassifiedToProfitAndLoss>
<in-bse-fin:DescriptionOfItemThatWillBeReclassifiedToProfitAndLoss contextRef="FourItemsThatWillBeReclassifiedToProfitAndLoss02D">Effective portion of cash flow hedge</in-bse-fin:DescriptionOfItemThatWillBeReclassifiedToProfitAndLoss>
<in-bse-fin:AmountOfItemThatWillBeReclassifiedToProfitAndLoss contextRef="FourItemsThatWillBeReclassifiedToProfitAndLoss02D" unitRef="INR" decimals="-7">-757700000.00</in-bse-fin:AmountOfItemThatWillBeReclassifiedToProfitAndLoss>
<in-bse-fin:DescriptionOfItemThatWillBeReclassifiedToProfitAndLoss contextRef="FourItemsThatWillBeReclassifiedToProfitAndLoss03D">Share of Other Comprehensive Income/(Loss) of Associates and Joint nVentures accounted for using the Equity Method (net of tax)</in-bse-fin:DescriptionOfItemThatWillBeReclassifiedToProfitAndLoss>
<in-bse-fin:AmountOfItemThatWillBeReclassifiedToProfitAndLoss contextRef="FourItemsThatWillBeReclassifiedToProfitAndLoss03D" unitRef="INR" decimals="-7">487900000.00</in-bse-fin:AmountOfItemThatWillBeReclassifiedToProfitAndLoss>
<in-bse-fin:AmountOfItemThatWillBeReclassifiedToProfitAndLoss contextRef="OneD" unitRef="INR" decimals="-7">116400000.00</in-bse-fin:AmountOfItemThatWillBeReclassifiedToProfitAndLoss>
<in-bse-fin:AmountOfItemThatWillBeReclassifiedToProfitAndLoss contextRef="FourD" unitRef="INR" decimals="-7">177100000.00</in-bse-fin:AmountOfItemThatWillBeReclassifiedToProfitAndLoss>
<in-bse-fin:IncomeTaxRelatingToItmesThatWillBeReclassifiedToProfitOrLoss contextRef="OneD" unitRef="INR" decimals="-7">-60000000.00</in-bse-fin:IncomeTaxRelatingToItmesThatWillBeReclassifiedToProfitOrLoss>
<in-bse-fin:IncomeTaxRelatingToItmesThatWillBeReclassifiedToProfitOrLoss contextRef="FourD" unitRef="INR" decimals="-7">-193200000.00</in-bse-fin:IncomeTaxRelatingToItmesThatWillBeReclassifiedToProfitOrLoss>
</xbrli:xbrl>