5001862025-10-012025-12-315001862025-04-012025-12-315001862025-10-012025-12-31in-capmkt:OtherExpenses1Member5001862025-10-012025-12-31in-capmkt:OtherExpenses2Member5001862025-10-012025-12-31in-capmkt:OtherExpenses3Member5001862025-10-012025-12-31in-capmkt:OtherExpenses4Member5001862025-04-012025-12-31in-capmkt:OtherExpenses1Member5001862025-04-012025-12-31in-capmkt:OtherExpenses2Member5001862025-04-012025-12-31in-capmkt:OtherExpenses3Member5001862025-04-012025-12-31in-capmkt:OtherExpenses4Member5001862025-10-012025-12-31ItemsThatWillNotBeReclassifiedToProfitAndLoss15001862025-04-012025-12-31ItemsThatWillNotBeReclassifiedToProfitAndLoss1iso4217:INRiso4217:INRxbrli:shares500186HINDOILEXPNOTLISTEDINE345A01011HINDUSTAN OIL EXPLORATION COMPANY LIMITEDMain BoardEquity2025-04-012026-03-312026-02-132026-02-05INRLakhsQuarterlyThird quarterSingle segmentOil and Gas2026-02-1312:15:002026-02-1314:15:00Not applicablefalsefalseNo defaults occurred in respect of loans or debt instruments during the reporting period2025-10-012025-12-31UnauditedStandalone7165790006201700077859600000-217961000271300088590008200200078338400065899700011959900001195990000000119599000000011959900023510001219500001322593000100.90.9000.90.9Please refer to the notes to accounts section in the Standalone Financial Results published on February 13, 2026, available at Company's website (www.hoec.com) and the stock exchange websites (www.bseindia.com and www.nseindia.com).2025-04-012025-12-31UnauditedStandalone4594650000184686000477933600000190534500065130002695800022021700021533870004312420000466916000325187000792103000000079210300000007921030004460007925490001322593000105.995.99005.995.99Share of expenses from producing oil and gas blocks603359000Royalty, Cess and National Calamity Contingent Duty124443000 Unwinding of discount on decommissioning liablity28426000Other Expenses27156000Share of expenses from producing oil and gas blocks1626525000Royalty, Cess and National Calamity Contingent Duty351747000 Unwinding of discount on decommissioning liablity85278000Other Expenses89837000Re-measurement (losses) / gain on defined benefit plans, net of tax23510002351000Re-measurement (losses) / gain on defined benefit plans, net of tax446000446000002351000446000