| (Rs.in Million) |
| Particulars | Mar 2025 | Mar 2024 | Mar 2023 | Mar 2022 | Mar 2021 |
| INCOME : | | | | | |
| Operating Income | 562030.00 | 503510.00 | 387730.00 | 277110.00 | 262210.00 |
| Earning From Sale of Electrical Energy | 560280.00 | 499400.00 | 378300.00 | 271660.00 | 258000.00 |
| Less: Cash Discount | | | | | |
| Contracts Income | | | | | |
| Transmission EPC Business | | | | | |
| Wheeling & Transmission Charges recoverable | | | | | |
| Other Operational Income | 1750.00 | 4110.00 | 9430.00 | 5460.00 | 4210.00 |
| Less: Excise Duty | | | | | |
| Operating Income (Net) | 562030.00 | 503510.00 | 387730.00 | 277110.00 | 262210.00 |
| EXPENDITURE : | | | | | |
| Increase/Decrease in Stock | | | | | |
| Power Generation & Distribution Cost | 310890.00 | 291790.00 | 262150.00 | 159510.00 | 158110.00 |
| Cost of power purchased | 3570.00 | 2220.00 | 2140.00 | 5460.00 | |
| Cost of Fuel | 302730.00 | 284530.00 | 254810.00 | 147620.00 | 147810.00 |
| Power Project Expenses | | | | | |
| Wheeling & Transmission Charges Payable | 4590.00 | 5040.00 | 5200.00 | 6430.00 | 6640.00 |
| Other power & fuel | 0.00 | 0.00 | 0.00 | 0.00 | 3650.00 |
| Employee Cost | 7840.00 | 6440.00 | 5700.00 | 4700.00 | 4320.00 |
| Salaries, Wages & Bonus | 6570.00 | 5460.00 | 5050.00 | 4180.00 | 3920.00 |
| Contributions to EPF & PensionFunds | 580.00 | 440.00 | 270.00 | 220.00 | 210.00 |
| Workmen and Staff Welfare Expenses | 700.00 | 540.00 | 380.00 | 310.00 | 190.00 |
| Other Employees Cost | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
| Operating Expenses | 14010.00 | 11140.00 | 9740.00 | 8730.00 | 8020.00 |
| Cost of Elastimold , Store & Spares Consumed | 4950.00 | 3900.00 | 3820.00 | 3450.00 | 2880.00 |
| Processing Charges | | | | | |
| Sub Contract Charges | | | | | |
| Repairs and Maintenance | 9060.00 | 7240.00 | 5920.00 | 5270.00 | 5150.00 |
| Other Operating Expenses | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
| General and Administration Expenses | 5600.00 | 4720.00 | 4550.00 | 2400.00 | 2880.00 |
| Rent , Rates & Taxes | 1830.00 | 1570.00 | 1970.00 | 750.00 | 1240.00 |
| Insurance | 1120.00 | 1440.00 | 1240.00 | 890.00 | 700.00 |
| Printing and stationery | | | | | |
| Professional and legal fees | 2570.00 | 1670.00 | 1300.00 | 720.00 | 930.00 |
| Other Administration | 70.00 | 40.00 | 40.00 | 40.00 | 10.00 |
| Selling and Distribution Expenses | | | | | |
| Freight outwards | | | | | |
| Sales Commissions and Incentives | | | | | |
| Advertisement & Sales Promotion | | | | | |
| Handling and Clearing Charges | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
| Other Selling Expenses | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
| Miscellaneous Expenses | 10630.00 | 7620.00 | 5150.00 | 3640.00 | 2210.00 |
| Bad debts /advances written off | 370.00 | 80.00 | 90.00 | 0.00 | 240.00 |
| Provision for doubtful debts | | | | | |
| Losson disposal of fixed assets(net) | 1130.00 | 470.00 | 520.00 | 670.00 | 200.00 |
| Losson foreign exchange fluctuations | | | 1150.00 | 440.00 | |
| Losson sale of non-trade current investments | | | | | |
| Other Miscellaneous Expenses | 9130.00 | 7080.00 | 3400.00 | 2520.00 | 1770.00 |
| Less: Expenses Capitalised | | | | | |
| Total Expenditure | 348980.00 | 321710.00 | 287290.00 | 178970.00 | 175530.00 |
| Operating Profit (Excl OI) | 213050.00 | 181810.00 | 100450.00 | 98140.00 | 86690.00 |
| Other Income | 27030.00 | 99300.00 | 42670.00 | 39750.00 | 19280.00 |
| Interest Received | 14440.00 | 89210.00 | 36070.00 | 35580.00 | 10450.00 |
| Dividend Received | | | | | |
| Profit on sale of Fixed Assets | | | | | |
| Profits on sale of Investments | | | | | |
| Foreign Exchange Gains | 3050.00 | 1490.00 | | | 1720.00 |
| Others | 3840.00 | 3760.00 | 3150.00 | 910.00 | 4030.00 |
| Operating Profit | 240080.00 | 281110.00 | 143120.00 | 137890.00 | 105970.00 |
| Interest | 33400.00 | 33880.00 | 33340.00 | 40950.00 | 51060.00 |
| InterestonDebenture / Bonds | | | | 35400.00 | |
| Intereston Term Loan | 27780.00 | 28800.00 | 27550.00 | | 42750.00 |
| Intereston Fixed deposits | | | | | |
| Bank Charges etc | 2230.00 | 2160.00 | 370.00 | 1400.00 | 1540.00 |
| Other Interest | 3400.00 | 2920.00 | 5410.00 | 4150.00 | 6770.00 |
| PBDT | 206680.00 | 247230.00 | 109780.00 | 96950.00 | 54900.00 |
| Depreciation | 43090.00 | 39310.00 | 33040.00 | 31180.00 | 32020.00 |
| Profit Before Taxation & Exceptional Items | 163600.00 | 207920.00 | 76750.00 | 65770.00 | 22890.00 |
| Exceptional Income / Expenses | | | | | |
| Profit Before Tax | 163600.00 | 207920.00 | 76750.00 | 65770.00 | 22890.00 |
| Provision for Tax | 36100.00 | -370.00 | -30520.00 | 16660.00 | 10190.00 |
| Current Income Tax | 550.00 | 0.00 | 10.00 | 7680.00 | 260.00 |
| Deferred Tax | 35530.00 | -510.00 | -22840.00 | 8970.00 | 9970.00 |
| Other taxes | 20.00 | 140.00 | -7680.00 | 0.00 | -40.00 |
| Profit After Tax | 127500.00 | 208290.00 | 107270.00 | 49120.00 | 12700.00 |
| Extra items | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
| Minority Interest | 1890.00 | | | | |
| Share of Associate | | | | | |
| Other Consolidated Items | | | | | |
| Consolidated Net Profit | 129390.00 | 208290.00 | 107270.00 | 49120.00 | 12700.00 |
| Adjustments to PAT | | | | | |
| Profit Balance B/F | 196810.00 | 4770.00 | -95820.00 | -139210.00 | -148090.00 |
| Appropriations | 326200.00 | 213060.00 | 11440.00 | -90100.00 | -135390.00 |
| General Reserves | | | | | |
| Proposed Equity Dividend | | | | | |
| Corporate dividend tax | | | | | |
| Other Appropriation | 326200.00 | 213060.00 | 11440.00 | -90100.00 | -135390.00 |
| Equity Dividend % | | | | | |
| Earnings Per Share | 34.00 | 54.00 | 28.00 | 13.00 | 3.00 |
| Adjusted EPS | 7.00 | 11.00 | 6.00 | 3.00 | 1.00 |