| (Rs.in Million) |
| Particulars | Mar 2025 | Mar 2024 | Mar 2023 | Mar 2022 | Mar 2021 |
| INCOME : | | | | | |
| Operating Income | 291650.00 | 271830.00 | 256940.00 | 142580.00 | 121730.00 |
| Earning From Sale of Electrical Energy | 273770.00 | 256960.00 | 220070.00 | 132380.00 | 117720.00 |
| Less: Cash Discount | | | | | |
| Contracts Income | | | | | |
| Transmission EPC Business | | | | | |
| Wheeling & Transmission Charges recoverable | | | | | |
| Other Operational Income | 17880.00 | 14870.00 | 36870.00 | 10190.00 | 4000.00 |
| Less: Excise Duty | | | | | |
| Operating Income (Net) | 291650.00 | 271830.00 | 256940.00 | 142580.00 | 121730.00 |
| EXPENDITURE : | | | | | |
| Increase/Decrease in Stock | 0.00 | 200.00 | -290.00 | -110.00 | 90.00 |
| Power Generation & Distribution Cost | 215730.00 | 205760.00 | 192290.00 | 91540.00 | 72010.00 |
| Cost of power purchased | 156210.00 | 143290.00 | 149810.00 | 55400.00 | 35760.00 |
| Cost of Fuel | 48780.00 | 56480.00 | 25080.00 | 34030.00 | 36110.00 |
| Power Project Expenses | | | | | |
| Wheeling & Transmission Charges Payable | 130.00 | 140.00 | 60.00 | 130.00 | 340.00 |
| Other power & fuel | 10620.00 | 5850.00 | 17340.00 | 1970.00 | -200.00 |
| Employee Cost | 6900.00 | 6110.00 | 5780.00 | 5340.00 | 5390.00 |
| Salaries, Wages & Bonus | 7990.00 | 7320.00 | 7090.00 | 6400.00 | 6110.00 |
| Contributions to EPF & PensionFunds | 560.00 | 520.00 | 490.00 | 450.00 | 430.00 |
| Workmen and Staff Welfare Expenses | 350.00 | 340.00 | 290.00 | 310.00 | 260.00 |
| Other Employees Cost | -2000.00 | -2070.00 | -2080.00 | -1820.00 | -1410.00 |
| Operating Expenses | 10620.00 | 9410.00 | 7860.00 | 7350.00 | 6190.00 |
| Cost of Elastimold , Store & Spares Consumed | 3230.00 | 2960.00 | 1960.00 | 2370.00 | 1960.00 |
| Processing Charges | | | | | |
| Sub Contract Charges | | | | | |
| Repairs and Maintenance | 6440.00 | 5960.00 | 5450.00 | 4570.00 | 3860.00 |
| Other Operating Expenses | 950.00 | 490.00 | 450.00 | 410.00 | 370.00 |
| General and Administration Expenses | 3040.00 | 2760.00 | 2380.00 | 1830.00 | 1510.00 |
| Rent , Rates & Taxes | 640.00 | 540.00 | 380.00 | 320.00 | 270.00 |
| Insurance | 440.00 | 510.00 | 510.00 | 460.00 | 360.00 |
| Printing and stationery | | | | | |
| Professional and legal fees | 1150.00 | 980.00 | 800.00 | 490.00 | 340.00 |
| Other Administration | 820.00 | 730.00 | 700.00 | 560.00 | 540.00 |
| 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 | 2490.00 | 3250.00 | 1570.00 | 1620.00 | 1880.00 |
| Bad debts /advances written off | 130.00 | 120.00 | 40.00 | 470.00 | 550.00 |
| Provision for doubtful debts | | | | | 150.00 |
| Losson disposal of fixed assets(net) | 140.00 | 370.00 | 300.00 | 240.00 | 120.00 |
| Losson foreign exchange fluctuations | 110.00 | 40.00 | 110.00 | 0.00 | 110.00 |
| Losson sale of non-trade current investments | 0.00 | | | | |
| Other Miscellaneous Expenses | 2110.00 | 2710.00 | 1120.00 | 920.00 | 960.00 |
| Less: Expenses Capitalised | | | | | |
| Total Expenditure | 238780.00 | 227500.00 | 209590.00 | 107570.00 | 87070.00 |
| Operating Profit (Excl OI) | 52870.00 | 44340.00 | 47350.00 | 35010.00 | 34650.00 |
| Other Income | 5070.00 | 4700.00 | 4060.00 | 3250.00 | 1420.00 |
| Interest Received | 1370.00 | 570.00 | 690.00 | 670.00 | 800.00 |
| Dividend Received | | | | | |
| Profit on sale of Fixed Assets | 110.00 | 400.00 | 450.00 | 300.00 | 40.00 |
| Profits on sale of Investments | 790.00 | 0.00 | | | 110.00 |
| Foreign Exchange Gains | 10.00 | 0.00 | 10.00 | 50.00 | 0.00 |
| Others | 2600.00 | 2470.00 | 2680.00 | 1350.00 | 470.00 |
| Operating Profit | 57950.00 | 49040.00 | 51410.00 | 38260.00 | 36070.00 |
| Interest | 10450.00 | 9430.00 | 8180.00 | 6280.00 | 7760.00 |
| InterestonDebenture / Bonds | 3480.00 | 2760.00 | 2700.00 | 1640.00 | 1670.00 |
| Intereston Term Loan | 5880.00 | 5560.00 | 4830.00 | 4140.00 | 5320.00 |
| Intereston Fixed deposits | 1350.00 | 1190.00 | 650.00 | 520.00 | 530.00 |
| Bank Charges etc | 280.00 | 260.00 | 150.00 | 140.00 | 240.00 |
| Other Interest | -530.00 | -330.00 | -140.00 | -160.00 | -10.00 |
| PBDT | 47500.00 | 39600.00 | 43220.00 | 31980.00 | 28310.00 |
| Depreciation | 14970.00 | 13780.00 | 12810.00 | 13340.00 | 12800.00 |
| Profit Before Taxation & Exceptional Items | 32530.00 | 25830.00 | 30410.00 | 18640.00 | 15520.00 |
| Exceptional Income / Expenses | | | | -13000.00 | |
| Profit Before Tax | 32530.00 | 25830.00 | 30410.00 | 5640.00 | 15520.00 |
| Provision for Tax | 1940.00 | 6870.00 | 8770.00 | 1050.00 | 2560.00 |
| Current Income Tax | 7320.00 | 4530.00 | 6700.00 | 3720.00 | 2880.00 |
| Deferred Tax | -4070.00 | 2420.00 | 2040.00 | -2670.00 | -320.00 |
| Other taxes | -1320.00 | -80.00 | 30.00 | 0.00 | 0.00 |
| Profit After Tax | 30590.00 | 18960.00 | 21650.00 | 4590.00 | 12960.00 |
| Extra items | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
| Minority Interest | -700.00 | -630.00 | -470.00 | -50.00 | -50.00 |
| Share of Associate | | | | | |
| Other Consolidated Items | | | | | |
| Consolidated Net Profit | 29890.00 | 18330.00 | 21170.00 | 4540.00 | 12910.00 |
| Adjustments to PAT | | | | | |
| Profit Balance B/F | 77520.00 | 67020.00 | 56460.00 | 58410.00 | 47410.00 |
| Appropriations | 107400.00 | 85350.00 | 77630.00 | 62950.00 | 60320.00 |
| General Reserves | | | | | |
| Proposed Equity Dividend | | | | | |
| Corporate dividend tax | | | | | |
| Other Appropriation | 107400.00 | 85350.00 | 77630.00 | 62950.00 | 60320.00 |
| Equity Dividend % | 190.00 | 160.00 | 260.00 | 90.00 | 110.00 |
| Earnings Per Share | 59.00 | 38.00 | 44.00 | 9.00 | 27.00 |
| Adjusted EPS | 59.00 | 38.00 | 44.00 | 9.00 | 27.00 |