IOC2022-10-012022-12-31in-bse-fin:OneOperatingExpenses01Member IOC2022-10-012022-12-31in-bse-fin:OneOperatingExpenses02Member IOC2022-10-012022-12-31in-bse-fin:OneOperatingExpenses03Member IOC2022-10-012022-12-31in-bse-fin:OneOperatingExpenses04Member IOC2022-10-012022-12-31in-bse-fin:FourOperatingExpenses01Member IOC2022-10-012022-12-31in-bse-fin:FourOperatingExpenses02Member IOC2022-10-012022-12-31in-bse-fin:FourOperatingExpenses03Member IOC2022-10-012022-12-31in-bse-fin:FourOperatingExpenses04Member IOC2022-10-012022-12-31in-bse-fin:OneReportableSegmentRevenue01Member IOC2022-10-012022-12-31in-bse-fin:OneReportableSegmentRevenue02Member IOC2022-10-012022-12-31in-bse-fin:OneReportableSegmentRevenue03Member IOC2022-10-012022-12-31in-bse-fin:FourReportableSegmentRevenue01Member IOC2022-10-012022-12-31in-bse-fin:FourReportableSegmentRevenue02Member IOC2022-10-012022-12-31in-bse-fin:FourReportableSegmentRevenue03Member IOC2022-10-012022-12-31in-bse-fin:OneReportableSegmentResults01Member IOC2022-10-012022-12-31in-bse-fin:OneReportableSegmentResults02Member IOC2022-10-012022-12-31in-bse-fin:OneReportableSegmentResults03Member IOC2022-10-012022-12-31in-bse-fin:FourReportableSegmentResults01Member IOC2022-10-012022-12-31in-bse-fin:FourReportableSegmentResults02Member IOC2022-10-012022-12-31in-bse-fin:FourReportableSegmentResults03Member IOC2022-10-012022-12-31in-bse-fin:OneReportableSegmentAssets01Member IOC2022-10-012022-12-31in-bse-fin:OneReportableSegmentAssets02Member IOC2022-10-012022-12-31in-bse-fin:OneReportableSegmentAssets03Member IOC2022-10-012022-12-31in-bse-fin:OneReportableSegmentLiabilities01Member IOC2022-12-31in-bse-fin:OneReportableSegmentLiabilities01Member IOC2022-10-012022-12-31in-bse-fin:OneReportableSegmentLiabilities02Member IOC2022-12-31in-bse-fin:OneReportableSegmentLiabilities02Member IOC2022-10-012022-12-31in-bse-fin:OneReportableSegmentLiabilities03Member IOC2022-12-31in-bse-fin:OneReportableSegmentLiabilities03Member IOC2022-10-012022-12-31in-bse-fin:OneItemsThatWillNotBeReclassifiedToProfitAndLoss01Member IOC2022-10-012022-12-31in-bse-fin:FourItemsThatWillNotBeReclassifiedToProfitAndLoss01Member IOC2022-10-012022-12-31in-bse-fin:OneItemsThatWillBeReclassifiedToProfitAndLoss01Member IOC2022-10-012022-12-31in-bse-fin:FourItemsThatWillBeReclassifiedToProfitAndLoss01Member iso4217:INRxbrli:purexbrli:sharesiso4217:INRxbrli:shares IOC 2022-04-01 2023-03-31 2023-01-13 INR Crores Third quarter Multi segment 2022-10-01 2022-12-31 Unaudited Standalone 2281683400000.00 17150600000.00 2298834000000.00 1088513500000.00 763252700000.00 17975800000.00 18805400000.00 19527600000.00 30990300000.00 357202200000.00 2296267500000.00 2566500000.00 0.00 2566500000.00 0.00 -1913600000.00 -1913600000.00 0.00 4480100000.00 0.00 0.00 0.00 0.00 4480100000.00 21845900000.00 26326000000.00 0.00 0.00 141212400000.00 10 0.33 0.33 0.00 0.00 0.33 0.33 0.01 0.01 0.02 Notes are attached as PDF. Multi segment 2022-04-01 2022-12-31 Unaudited Standalone 7084606100000.00 45971100000.00 7130577200000.00 3375021300000.00 2511350600000.00 -59946900000.00 64983600000.00 51185000000.00 89077900000.00 1124073900000.00 7155745400000.00 -25168200000.00 0.00 -25168200000.00 0.00 -6999500000.00 -6999500000.00 0.00 -18168700000.00 0.00 0.00 0.00 0.00 -18168700000.00 -23345700000.00 -41514400000.00 0.00 0.00 141212400000.00 10 -1.32 -1.32 0.00 0.00 -1.32 -1.32 0.01 0.01 0.02 Excise Duty 234281400000.00 Impairment loss on Financial Assets 1206500000.00 Net loss on de-recognition of financial asset 4000000.00 other expenses 121710300000.00 Excise Duty 719824800000.00 Impairment loss on Financial Assets 2932300000.00 Net loss on de-recognition of financial asset 3064400000.00 other expenses 398252400000.00 Other Business Activities 87781200000.00 Petrochemicals 35096500000.00 Petroleum Products 2180621300000.00 Other Business Activities 255182500000.00 Petrochemicals 160155200000.00 Petroleum Products 6781012700000.00 2303499000000.00 7196350400000.00 21815600000.00 111744300000.00 2281683400000.00 7084606100000.00 Other Business Activities 3744000000.00 Petrochemicals -6163800000.00 Petroleum Products 15416700000.00 Other Business Activities 15730800000.00 Petrochemicals -4764900000.00 Petroleum Products 5895200000.00 12996900000.00 16861100000.00 19527600000.00 51185000000.00 -9097200000.00 Notes: Attached as PDF. -9155700000.00 2566500000.00 -25168200000.00 Other Business Activities 149879800000.00 Petrochemicals 306326900000.00 Petroleum Products 3219377900000.00 3675584600000.00 618599300000.00 4294183900000.00 Other Business Activities 33064500000.00 Petrochemicals 11876100000.00 Petroleum Products 1347897500000.00 1392838100000.00 1663342300000.00 3056180400000.00