<?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="OneOperatingExpenses01D"><xbrli:entity><xbrli:identifier scheme="http://www.nseindia.com/NSESymbol">TATAPOWER</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2022-10-01</xbrli:startDate><xbrli:endDate>2022-12-31</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>2022-10-01</xbrli:startDate><xbrli:endDate>2022-12-31</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>2022-10-01</xbrli:startDate><xbrli:endDate>2022-12-31</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>2022-10-01</xbrli:startDate><xbrli:endDate>2022-12-31</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>2022-10-01</xbrli:startDate><xbrli:endDate>2022-12-31</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>2022-10-01</xbrli:startDate><xbrli:endDate>2022-12-31</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>2022-10-01</xbrli:startDate><xbrli:endDate>2022-12-31</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>2022-10-01</xbrli:startDate><xbrli:endDate>2022-12-31</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="OneReportableSegmentRevenue01D"><xbrli:entity><xbrli:identifier scheme="http://www.nseindia.com/NSESymbol">TATAPOWER</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2022-10-01</xbrli:startDate><xbrli:endDate>2022-12-31</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>2022-10-01</xbrli:startDate><xbrli:endDate>2022-12-31</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>2022-10-01</xbrli:startDate><xbrli:endDate>2022-12-31</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>2022-10-01</xbrli:startDate><xbrli:endDate>2022-12-31</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>2022-10-01</xbrli:startDate><xbrli:endDate>2022-12-31</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>2022-10-01</xbrli:startDate><xbrli:endDate>2022-12-31</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>2022-10-01</xbrli:startDate><xbrli:endDate>2022-12-31</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>2022-10-01</xbrli:startDate><xbrli:endDate>2022-12-31</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>2022-10-01</xbrli:startDate><xbrli:endDate>2022-12-31</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>2022-10-01</xbrli:startDate><xbrli:endDate>2022-12-31</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>2022-10-01</xbrli:startDate><xbrli:endDate>2022-12-31</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>2022-10-01</xbrli:startDate><xbrli:endDate>2022-12-31</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>2022-10-01</xbrli:startDate><xbrli:endDate>2022-12-31</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>2022-10-01</xbrli:startDate><xbrli:endDate>2022-12-31</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>2022-10-01</xbrli:startDate><xbrli:endDate>2022-12-31</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>2022-10-01</xbrli:startDate><xbrli:endDate>2022-12-31</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>2022-10-01</xbrli:startDate><xbrli:endDate>2022-12-31</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>2022-10-01</xbrli:startDate><xbrli:endDate>2022-12-31</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>2022-10-01</xbrli:startDate><xbrli:endDate>2022-12-31</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>2022-10-01</xbrli:startDate><xbrli:endDate>2022-12-31</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>2022-10-01</xbrli:startDate><xbrli:endDate>2022-12-31</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>2022-12-31</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>2022-10-01</xbrli:startDate><xbrli:endDate>2022-12-31</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>2022-12-31</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>2022-10-01</xbrli:startDate><xbrli:endDate>2022-12-31</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>2022-12-31</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>2022-10-01</xbrli:startDate><xbrli:endDate>2022-12-31</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>2022-12-31</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>2022-10-01</xbrli:startDate><xbrli:endDate>2022-12-31</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>2022-10-01</xbrli:startDate><xbrli:endDate>2022-12-31</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>2022-10-01</xbrli:startDate><xbrli:endDate>2022-12-31</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="FourItemsThatWillNotBeReclassifiedToProfitAndLoss01D"><xbrli:entity><xbrli:identifier scheme="http://www.nseindia.com/NSESymbol">TATAPOWER</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2022-10-01</xbrli:startDate><xbrli:endDate>2022-12-31</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>2022-10-01</xbrli:startDate><xbrli:endDate>2022-12-31</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>2022-10-01</xbrli:startDate><xbrli:endDate>2022-12-31</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="OneItemsThatWillBeReclassifiedToProfitAndLoss01D"><xbrli:entity><xbrli:identifier scheme="http://www.nseindia.com/NSESymbol">TATAPOWER</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2022-10-01</xbrli:startDate><xbrli:endDate>2022-12-31</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>2022-10-01</xbrli:startDate><xbrli:endDate>2022-12-31</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="FourItemsThatWillBeReclassifiedToProfitAndLoss01D"><xbrli:entity><xbrli:identifier scheme="http://www.nseindia.com/NSESymbol">TATAPOWER</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2022-10-01</xbrli:startDate><xbrli:endDate>2022-12-31</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>2022-10-01</xbrli:startDate><xbrli:endDate>2022-12-31</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: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:Symbol contextRef="OneD">TATAPOWER</in-bse-fin:Symbol>
<in-bse-fin:DateOfStartOfFinancialYear contextRef="OneD">2022-04-01</in-bse-fin:DateOfStartOfFinancialYear>
<in-bse-fin:DateOfEndOfFinancialYear contextRef="OneD">2023-03-31</in-bse-fin:DateOfEndOfFinancialYear>
<in-bse-fin:DateOnWhichPriorIntimationOfTheMeetingForConsideringFinancialResultsWasInformedToTheExchange contextRef="OneD">2023-01-09</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:IsCompanyReportingMultisegmentOrSingleSegment contextRef="OneD">Multi segment</in-bse-fin:IsCompanyReportingMultisegmentOrSingleSegment>
<in-bse-fin:DateOfStartOfReportingPeriod contextRef="OneD">2022-10-01</in-bse-fin:DateOfStartOfReportingPeriod>
<in-bse-fin:DateOfEndOfReportingPeriod contextRef="OneD">2022-12-31</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">141291200000.00</in-bse-fin:RevenueFromOperations>
<in-bse-fin:OtherIncome contextRef="OneD" unitRef="INR" decimals="-7">2728300000.00</in-bse-fin:OtherIncome>
<in-bse-fin:Income contextRef="OneD" unitRef="INR" decimals="-7">144019500000.00</in-bse-fin:Income>
<in-bse-fin:CostOfMaterialsConsumed contextRef="OneD" unitRef="INR" decimals="-7">8956400000.00</in-bse-fin:CostOfMaterialsConsumed>
<in-bse-fin:PurchasesOfStockInTrade contextRef="OneD" unitRef="INR" decimals="-7">82200000.00</in-bse-fin:PurchasesOfStockInTrade>
<in-bse-fin:ChangesInInventoriesOfFinishedGoodsWorkInProgressAndStockInTrade contextRef="OneD" unitRef="INR" decimals="-7">222900000.00</in-bse-fin:ChangesInInventoriesOfFinishedGoodsWorkInProgressAndStockInTrade>
<in-bse-fin:EmployeeBenefitExpense contextRef="OneD" unitRef="INR" decimals="-7">9171700000.00</in-bse-fin:EmployeeBenefitExpense>
<in-bse-fin:FinanceCosts contextRef="OneD" unitRef="INR" decimals="-7">10982900000.00</in-bse-fin:FinanceCosts>
<in-bse-fin:DepreciationDepletionAndAmortisationExpense contextRef="OneD" unitRef="INR" decimals="-7">8532600000.00</in-bse-fin:DepreciationDepletionAndAmortisationExpense>
<in-bse-fin:OtherExpenses contextRef="OneD" unitRef="INR" decimals="-7">99510200000.00</in-bse-fin:OtherExpenses>
<in-bse-fin:Expenses contextRef="OneD" unitRef="INR" decimals="-7">137458900000.00</in-bse-fin:Expenses>
<in-bse-fin:ProfitBeforeExceptionalItemsAndTax contextRef="OneD" unitRef="INR" decimals="-7">6560600000.00</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">6560600000.00</in-bse-fin:ProfitBeforeTax>
<in-bse-fin:CurrentTax contextRef="OneD" unitRef="INR" decimals="-7">2393500000.00</in-bse-fin:CurrentTax>
<in-bse-fin:DeferredTax contextRef="OneD" unitRef="INR" decimals="-7">5725300000.00</in-bse-fin:DeferredTax>
<in-bse-fin:TaxExpense contextRef="OneD" unitRef="INR" decimals="-7">8118800000.00</in-bse-fin:TaxExpense>
<in-bse-fin:NetMovementInRegulatoryDeferralAccountBalancesRelatedToProfitOrLossAndTheRelatedDeferredTaxMovement contextRef="OneD" unitRef="INR" decimals="-7">2100100000.00</in-bse-fin:NetMovementInRegulatoryDeferralAccountBalancesRelatedToProfitOrLossAndTheRelatedDeferredTaxMovement>
<in-bse-fin:ProfitLossForPeriodFromContinuingOperations contextRef="OneD" unitRef="INR" decimals="-7">541900000.00</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">9979500000.00</in-bse-fin:ShareOfProfitLossOfAssociatesAndJointVenturesAccountedForUsingEquityMethod>
<in-bse-fin:ProfitLossForPeriod contextRef="OneD" unitRef="INR" decimals="-7">10521400000.00</in-bse-fin:ProfitLossForPeriod>
<in-bse-fin:OtherComprehensiveIncomeNetOfTaxes contextRef="OneD" unitRef="INR" decimals="-7">882100000.00</in-bse-fin:OtherComprehensiveIncomeNetOfTaxes>
<in-bse-fin:ComprehensiveIncomeForThePeriod contextRef="OneD" unitRef="INR" decimals="-7">11403500000.00</in-bse-fin:ComprehensiveIncomeForThePeriod>
<in-bse-fin:ProfitOrLossAttributableToOwnersOfParent contextRef="OneD" unitRef="INR" decimals="-7">9450200000.00</in-bse-fin:ProfitOrLossAttributableToOwnersOfParent>
<in-bse-fin:ProfitOrLossAttributableToNonControllingInterests contextRef="OneD" unitRef="INR" decimals="-7">1071200000.00</in-bse-fin:ProfitOrLossAttributableToNonControllingInterests>
<in-bse-fin:ComprehensiveIncomeForThePeriodAttributableToOwnersOfParent contextRef="OneD" unitRef="INR" decimals="-7">10344700000.00</in-bse-fin:ComprehensiveIncomeForThePeriodAttributableToOwnersOfParent>
<in-bse-fin:ComprehensiveIncomeForThePeriodAttributableToOwnersOfParentNonControllingInterests contextRef="OneD" unitRef="INR" decimals="-7">1058800000.00</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">2.95</in-bse-fin:BasicEarningsLossPerShareFromContinuingOperations>
<in-bse-fin:DilutedEarningsLossPerShareFromContinuingOperations contextRef="OneD" unitRef="INRPerShare" decimals="INF">2.95</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">2.95</in-bse-fin:BasicEarningsLossPerShareFromContinuingAndDiscontinuedOperations>
<in-bse-fin:DilutedEarningsLossPerShareFromContinuingAndDiscontinuedOperations contextRef="OneD" unitRef="INRPerShare" decimals="INF">2.95</in-bse-fin:DilutedEarningsLossPerShareFromContinuingAndDiscontinuedOperations>
<in-bse-fin:DebtEquityRatio contextRef="OneD" unitRef="pure" decimals="INF">0.02</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">0.03</in-bse-fin:InterestServiceCoverageRatio>
<in-bse-fin:DisclosureOfNotesOnFinancialResultsExplanatoryTextBlock contextRef="OneD">NOTES TO THE CONSOLIDATED FINANCIAL RESULTS – Q3 FY23       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 3rd February, 2023.      2.  On 5th May, 2022, Ministry of Power ( MoP ) issued directions under Section 11 of the Electricity Act, 2003 to all imported coal-based power plants including Mundra Power plant to operate and generate power to their full capacity. Accordingly, the Holding Company has declared availability and supplied power as per the MoP directions from 6th May, 2022 to 31st December, 2022 and recognized revenue based on the tariff notified by MoP. On 13th September 2022 and 3rd January, 2023, Central Electricity Regulatory Commission (“CERC”) passed favourable orders to compensate adverse financial impact to the Holding Company for power supplied under MoP directions and accordingly, the Holding Company has recognized revenue based on these CERC orders. Revenue for the quarter ended 30th September, 2022 and 31st December, 2022 includes an amount of INR 151 crore and INR 439 crore relating to earlier quarters respectively.       3.  During the quarter ended 30th September, 2022, the Group has obtained all necessary approvals pursuant to the agreements signed on 14th April, 2022 with Green Forest New Energies Bidco Ltd. (UK) (“Investors”) and accordingly the investors has invested INR 2,000 crore in Tata Power Renewable Energy Limited (“TPREL”), subsidiary of the Group on preferential basis which resulted in dilution of 6.06% equity stake in TPREL. Additional infusion of INR 2,000 crore will be concluded in accordance with the terms of the agreements.      4.  During the quarter ended 30th June, 2022, the Holding Company has reassessed recoverability of unabsorbed depreciation and has recognized deferred tax asset amounting to INR 111 crore.      5.  Figures for the previous periods/year are re-classified/re-arranged/re-grouped, wherever necessary.      6.  The standalone audited financial results of the Holding Company are available for Investors at www.tatapower.com, www.nseindia.com and www.bseindia.com.         Debt Equity Ratio: Total Debt /Total Equity      Total Debts - Long term borrowings(including current maturities of long term borrowings), lease liabilities (current and non current), short term borrowings and interest accrued on debts.      Total Equity - Issued share capital, other equity, unsecured perpetual securities and non-controlling interest.      Debt Service Coverage Ratio(not annualised):      (Profit before exceptional items and tax + interest expenses  + depreciation and amortisation - current tax expense)/   (Interest expense + scheduled principal repayment of  long-term debt and lease liabilities during the period)      For the purpose of computation, scheduled principal repayment of  long-term debt does not include prepayments(including prepayment by exercise of call / put option      Interest Service Coverage Ratio:      (Profit before exceptional items and tax + interest expense) / Interest expense</in-bse-fin:DisclosureOfNotesOnFinancialResultsExplanatoryTextBlock>
<in-bse-fin:IsCompanyReportingMultisegmentOrSingleSegment contextRef="FourD">Multi segment</in-bse-fin:IsCompanyReportingMultisegmentOrSingleSegment>
<in-bse-fin:DateOfStartOfReportingPeriod contextRef="FourD">2022-04-01</in-bse-fin:DateOfStartOfReportingPeriod>
<in-bse-fin:DateOfEndOfReportingPeriod contextRef="FourD">2022-12-31</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">426553200000.00</in-bse-fin:RevenueFromOperations>
<in-bse-fin:OtherIncome contextRef="FourD" unitRef="INR" decimals="-7">5664800000.00</in-bse-fin:OtherIncome>
<in-bse-fin:Income contextRef="FourD" unitRef="INR" decimals="-7">432218000000.00</in-bse-fin:Income>
<in-bse-fin:CostOfMaterialsConsumed contextRef="FourD" unitRef="INR" decimals="-7">25031200000.00</in-bse-fin:CostOfMaterialsConsumed>
<in-bse-fin:PurchasesOfStockInTrade contextRef="FourD" unitRef="INR" decimals="-7">426200000.00</in-bse-fin:PurchasesOfStockInTrade>
<in-bse-fin:ChangesInInventoriesOfFinishedGoodsWorkInProgressAndStockInTrade contextRef="FourD" unitRef="INR" decimals="-7">-748700000.00</in-bse-fin:ChangesInInventoriesOfFinishedGoodsWorkInProgressAndStockInTrade>
<in-bse-fin:EmployeeBenefitExpense contextRef="FourD" unitRef="INR" decimals="-7">27730700000.00</in-bse-fin:EmployeeBenefitExpense>
<in-bse-fin:FinanceCosts contextRef="FourD" unitRef="INR" decimals="-7">31760900000.00</in-bse-fin:FinanceCosts>
<in-bse-fin:DepreciationDepletionAndAmortisationExpense contextRef="FourD" unitRef="INR" decimals="-7">25129000000.00</in-bse-fin:DepreciationDepletionAndAmortisationExpense>
<in-bse-fin:OtherExpenses contextRef="FourD" unitRef="INR" decimals="-7">316327700000.00</in-bse-fin:OtherExpenses>
<in-bse-fin:Expenses contextRef="FourD" unitRef="INR" decimals="-7">425657000000.00</in-bse-fin:Expenses>
<in-bse-fin:ProfitBeforeExceptionalItemsAndTax contextRef="FourD" unitRef="INR" decimals="-7">6561000000.00</in-bse-fin:ProfitBeforeExceptionalItemsAndTax>
<in-bse-fin:ExceptionalItemsBeforeTax contextRef="FourD" unitRef="INR" decimals="-7">0.00</in-bse-fin:ExceptionalItemsBeforeTax>
<in-bse-fin:ProfitBeforeTax contextRef="FourD" unitRef="INR" decimals="-7">6561000000.00</in-bse-fin:ProfitBeforeTax>
<in-bse-fin:CurrentTax contextRef="FourD" unitRef="INR" decimals="-7">5583600000.00</in-bse-fin:CurrentTax>
<in-bse-fin:DeferredTax contextRef="FourD" unitRef="INR" decimals="-7">8697100000.00</in-bse-fin:DeferredTax>
<in-bse-fin:TaxExpense contextRef="FourD" unitRef="INR" decimals="-7">14280700000.00</in-bse-fin:TaxExpense>
<in-bse-fin:NetMovementInRegulatoryDeferralAccountBalancesRelatedToProfitOrLossAndTheRelatedDeferredTaxMovement contextRef="FourD" unitRef="INR" decimals="-7">6224800000.00</in-bse-fin:NetMovementInRegulatoryDeferralAccountBalancesRelatedToProfitOrLossAndTheRelatedDeferredTaxMovement>
<in-bse-fin:ProfitLossForPeriodFromContinuingOperations contextRef="FourD" unitRef="INR" decimals="-7">-1494900000.00</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">30203500000.00</in-bse-fin:ShareOfProfitLossOfAssociatesAndJointVenturesAccountedForUsingEquityMethod>
<in-bse-fin:ProfitLossForPeriod contextRef="FourD" unitRef="INR" decimals="-7">28708600000.00</in-bse-fin:ProfitLossForPeriod>
<in-bse-fin:OtherComprehensiveIncomeNetOfTaxes contextRef="FourD" unitRef="INR" decimals="-7">8603200000.00</in-bse-fin:OtherComprehensiveIncomeNetOfTaxes>
<in-bse-fin:ComprehensiveIncomeForThePeriod contextRef="FourD" unitRef="INR" decimals="-7">37311800000.00</in-bse-fin:ComprehensiveIncomeForThePeriod>
<in-bse-fin:ProfitOrLossAttributableToOwnersOfParent contextRef="FourD" unitRef="INR" decimals="-7">25587100000.00</in-bse-fin:ProfitOrLossAttributableToOwnersOfParent>
<in-bse-fin:ProfitOrLossAttributableToNonControllingInterests contextRef="FourD" unitRef="INR" decimals="-7">3121500000.00</in-bse-fin:ProfitOrLossAttributableToNonControllingInterests>
<in-bse-fin:ComprehensiveIncomeForThePeriodAttributableToOwnersOfParent contextRef="FourD" unitRef="INR" decimals="-7">34123000000.00</in-bse-fin:ComprehensiveIncomeForThePeriodAttributableToOwnersOfParent>
<in-bse-fin:ComprehensiveIncomeForThePeriodAttributableToOwnersOfParentNonControllingInterests contextRef="FourD" unitRef="INR" decimals="-7">3188800000.00</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">8.00</in-bse-fin:BasicEarningsLossPerShareFromContinuingOperations>
<in-bse-fin:DilutedEarningsLossPerShareFromContinuingOperations contextRef="FourD" unitRef="INRPerShare" decimals="INF">8.00</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">8.00</in-bse-fin:BasicEarningsLossPerShareFromContinuingAndDiscontinuedOperations>
<in-bse-fin:DilutedEarningsLossPerShareFromContinuingAndDiscontinuedOperations contextRef="FourD" unitRef="INRPerShare" decimals="INF">8.00</in-bse-fin:DilutedEarningsLossPerShareFromContinuingAndDiscontinuedOperations>
<in-bse-fin:DebtEquityRatio contextRef="FourD" unitRef="pure" decimals="INF">0.02</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">37491400000.00</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">44209400000.00</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">14884400000.00</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">2925000000.00</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">119770700000.00</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">147097700000.00</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">40347400000.00</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">9111900000.00</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">53695300000.00</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">990700000.00</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">19164500000.00</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">82556100000.00</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">153289300000.00</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">3033600000.00</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">56099300000.00</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">262344400000.00</in-bse-fin:SegmentRevenue>
<in-bse-fin:SegmentRevenue contextRef="OneD" unitRef="INR" decimals="-7">156406600000.00</in-bse-fin:SegmentRevenue>
<in-bse-fin:SegmentRevenue contextRef="FourD" unitRef="INR" decimals="-7">474766600000.00</in-bse-fin:SegmentRevenue>
<in-bse-fin:InterSegmentRevenue contextRef="OneD" unitRef="INR" decimals="-7">13234900000.00</in-bse-fin:InterSegmentRevenue>
<in-bse-fin:InterSegmentRevenue contextRef="FourD" unitRef="INR" decimals="-7">42647600000.00</in-bse-fin:InterSegmentRevenue>
<in-bse-fin:SegmentRevenueFromOperations contextRef="OneD" unitRef="INR" decimals="-7">143171700000.00</in-bse-fin:SegmentRevenueFromOperations>
<in-bse-fin:SegmentRevenueFromOperations contextRef="FourD" unitRef="INR" decimals="-7">432119000000.00</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">18375300000.00</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">58000000.00</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">4009300000.00</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">5010800000.00</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">45578400000.00</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">-1616300000.00</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">14316500000.00</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">14529800000.00</in-bse-fin:SegmentProfitLossBeforeTaxAndFinanceCosts>
<in-bse-fin:SegmentProfitLossBeforeTaxAndFinanceCosts contextRef="OneD" unitRef="INR" decimals="-7">27453400000.00</in-bse-fin:SegmentProfitLossBeforeTaxAndFinanceCosts>
<in-bse-fin:SegmentProfitLossBeforeTaxAndFinanceCosts contextRef="FourD" unitRef="INR" decimals="-7">72808400000.00</in-bse-fin:SegmentProfitLossBeforeTaxAndFinanceCosts>
<in-bse-fin:SegmentFinanceCosts contextRef="OneD" unitRef="INR" decimals="-7">10982900000.00</in-bse-fin:SegmentFinanceCosts>
<in-bse-fin:SegmentFinanceCosts contextRef="FourD" unitRef="INR" decimals="-7">31760900000.00</in-bse-fin:SegmentFinanceCosts>
<in-bse-fin:OtherUnallocableExpenditureNetOffUnAllocableIncome contextRef="OneD" unitRef="INR" decimals="-7">-2169700000.00</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 and liabilities considered as 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                                                                                                                                    (INR crore)                 Particulars Quarter ended              Nine months ended  Year ended                              31-Dec-22      30-Sep-22      31-Dec-21       31-Dec-22 31-Dec-21 31-Mar-22                            (Unaudited)  (Unaudited)       (Unaudited)      (Unaudited) (Unaudited) (Audited)                                                                Revenue from Operations        14,129.12     14,030.72   10,913.14    42,655.32    30,855.71        42,815.67    Add/(Less):Net movement in        226.15          122.27          59.94         605.22        (470.93)  (380.42)    Regulatory Deferral Balances   Add/(Less):Deferred Tax         (16.14)  9.78     41.86           17.26         106.28     140.95    Recoverable/(Payable)   Add/(Less):Unallocable                   (21.96)          (20.73)        (34.84)        (65.90)        (42.82)      (54.19)   Revenue   Total Segment Revenue             14,317.17     14,142.04   10,980.10    43,211.90    30,448.24          42,522.01    as reported above</in-bse-fin:DisclosureOfNotesOnSegmentsExplanatoryTextBlock>
<in-bse-fin:OtherUnallocableExpenditureNetOffUnAllocableIncome contextRef="FourD" unitRef="INR" decimals="-7">-1941800000.00</in-bse-fin:OtherUnallocableExpenditureNetOffUnAllocableIncome>
<in-bse-fin:SegmentProfitBeforeTax contextRef="OneD" unitRef="INR" decimals="-7">18640200000.00</in-bse-fin:SegmentProfitBeforeTax>
<in-bse-fin:SegmentProfitBeforeTax contextRef="FourD" unitRef="INR" decimals="-7">42989300000.00</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">417120000000.00</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">15429800000.00</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">282484400000.00</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">357791800000.00</in-bse-fin:SegmentAssets>
<in-bse-fin:SegmentAssets contextRef="OneD" unitRef="INR" decimals="-7">1072826000000.00</in-bse-fin:SegmentAssets>
<in-bse-fin:UnAllocableAssets contextRef="OneI" unitRef="INR" decimals="-7">163152500000.00</in-bse-fin:UnAllocableAssets>
<in-bse-fin:NetSegmentAssets contextRef="OneI" unitRef="INR" decimals="-7">1235978500000.00</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">74552400000.00</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">1377200000.00</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">33640500000.00</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">215106600000.00</in-bse-fin:SegmentLiabilities>
<in-bse-fin:SegmentLiabilities contextRef="OneI" unitRef="INR" decimals="-7">324676700000.00</in-bse-fin:SegmentLiabilities>
<in-bse-fin:UnAllocableLiabilities contextRef="OneI" unitRef="INR" decimals="-7">600676200000.00</in-bse-fin:UnAllocableLiabilities>
<in-bse-fin:NetSegmentLiabilities contextRef="OneI" unitRef="INR" decimals="-7">925352900000.00</in-bse-fin:NetSegmentLiabilities>
</xbrli:xbrl>