| (Rs.in Million) |
| Particulars | Mar 2023 | Mar 2022 | Mar 2021 | Mar 2020 | Mar 2019 |
| INCOME : | | | | | |
| Operating Income | 455810.00 | 416220.00 | 396400.00 | 377440.00 | 350590.00 |
| Earning From Sale of Electrical Energy | | | | | |
| Less: Cash Discount | | | | | |
| Contracts Income | | | | | |
| Transmission EPC Business | 428410.00 | 395400.00 | 381600.00 | 355880.00 | 336660.00 |
| Wheeling & Transmission Charges recoverable | | | | | |
| Other Operational Income | 27410.00 | 20820.00 | 14800.00 | 21550.00 | 13930.00 |
| Less: Excise Duty | | | | | |
| Operating Income (Net) | 455810.00 | 416220.00 | 396400.00 | 377440.00 | 350590.00 |
| EXPENDITURE : | | | | | |
| Increase/Decrease in Stock | | | | | |
| Power Generation & Distribution Cost | 3130.00 | 2990.00 | 2670.00 | 2870.00 | 2670.00 |
| Cost of power purchased | 3020.00 | 2900.00 | 2590.00 | 2790.00 | 2530.00 |
| Cost of Fuel | | | | | |
| Power Project Expenses | 60.00 | 50.00 | 30.00 | 50.00 | 50.00 |
| Wheeling & Transmission Charges Payable | | | | | |
| Other power & fuel | 50.00 | 40.00 | 40.00 | 30.00 | 90.00 |
| Employee Cost | 25090.00 | 22440.00 | 21150.00 | 19600.00 | 17840.00 |
| Salaries, Wages & Bonus | 21500.00 | 20950.00 | 20720.00 | 20200.00 | 18390.00 |
| Contributions to EPF & PensionFunds | 3420.00 | 2700.00 | 3230.00 | 1850.00 | 2290.00 |
| Workmen and Staff Welfare Expenses | 2750.00 | 2720.00 | 2030.00 | 2430.00 | 2330.00 |
| Other Employees Cost | -2590.00 | -3930.00 | -4840.00 | -4890.00 | -5170.00 |
| Operating Expenses | 12070.00 | 11790.00 | 10370.00 | 9890.00 | 10280.00 |
| Cost of Elastimold , Store & Spares Consumed | 50.00 | 50.00 | 50.00 | 70.00 | 110.00 |
| Processing Charges | | | | | |
| Sub Contract Charges | | | | | |
| Repairs and Maintenance | 8200.00 | 8300.00 | 7620.00 | 7610.00 | 8250.00 |
| Other Operating Expenses | 3820.00 | 3450.00 | 2700.00 | 2210.00 | 1920.00 |
| General and Administration Expenses | 9640.00 | 8380.00 | 7560.00 | 7940.00 | 7190.00 |
| Rent , Rates & Taxes | 770.00 | 730.00 | 730.00 | 910.00 | 520.00 |
| Insurance | 1430.00 | 1380.00 | 1190.00 | 970.00 | 1040.00 |
| Printing and stationery | 70.00 | 60.00 | 50.00 | 80.00 | 80.00 |
| Professional and legal fees | 1220.00 | 980.00 | 960.00 | 1010.00 | 780.00 |
| Other Administration | 6140.00 | 5240.00 | 4640.00 | 4990.00 | 4760.00 |
| Selling and Distribution Expenses | 190.00 | 110.00 | 80.00 | 190.00 | 150.00 |
| Freight outwards | | | | | |
| Sales Commissions and Incentives | | | | | |
| Advertisement & Sales Promotion | 170.00 | 90.00 | 70.00 | 170.00 | 140.00 |
| Handling and Clearing Charges | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
| Other Selling Expenses | 20.00 | 20.00 | 10.00 | 10.00 | 10.00 |
| Miscellaneous Expenses | 10930.00 | 4790.00 | 4640.00 | 7550.00 | 10300.00 |
| Bad debts /advances written off | | | | | |
| Provision for doubtful debts | 50.00 | 40.00 | 80.00 | | |
| Losson disposal of fixed assets(net) | 280.00 | 280.00 | 150.00 | 180.00 | 270.00 |
| Losson foreign exchange fluctuations | 2930.00 | 70.00 | 610.00 | 2220.00 | 2260.00 |
| Losson sale of non-trade current investments | | | | | |
| Other Miscellaneous Expenses | 7670.00 | 4400.00 | 3800.00 | 5150.00 | 7770.00 |
| Less: Expenses Capitalised | | | | | |
| Total Expenditure | 61040.00 | 50500.00 | 46470.00 | 48040.00 | 48420.00 |
| Operating Profit (Excl OI) | 394780.00 | 365710.00 | 349930.00 | 329390.00 | 302170.00 |
| Other Income | 10250.00 | 10770.00 | 14070.00 | 9280.00 | 7170.00 |
| Interest Received | 5130.00 | 3810.00 | 2690.00 | 3110.00 | 2250.00 |
| Dividend Received | 1120.00 | 1600.00 | 90.00 | 50.00 | 50.00 |
| Profit on sale of Fixed Assets | 60.00 | 0.00 | 130.00 | 10.00 | 10.00 |
| Profits on sale of Investments | | | | | |
| Foreign Exchange Gains | | 0.00 | 2230.00 | 0.00 | 1120.00 |
| Others | 3640.00 | 5230.00 | 8680.00 | 4620.00 | 3450.00 |
| Operating Profit | 405020.00 | 376480.00 | 364000.00 | 338680.00 | 309350.00 |
| Interest | 96340.00 | 80360.00 | 83580.00 | 95090.00 | 88490.00 |
| InterestonDebenture / Bonds | 51810.00 | 57280.00 | 62240.00 | 63740.00 | 65750.00 |
| Intereston Term Loan | 32200.00 | 21190.00 | 24330.00 | 34010.00 | 30510.00 |
| Intereston Fixed deposits | | | | | |
| Bank Charges etc | 3540.00 | 3780.00 | 4360.00 | 4070.00 | 5730.00 |
| Other Interest | 8790.00 | -1890.00 | -7360.00 | -6720.00 | -13520.00 |
| PBDT | 308690.00 | 296120.00 | 280420.00 | 243590.00 | 220860.00 |
| Depreciation | 133330.00 | 128720.00 | 120390.00 | 116070.00 | 105410.00 |
| Profit Before Taxation & Exceptional Items | 175350.00 | 167410.00 | 160030.00 | 127520.00 | 115450.00 |
| Exceptional Income / Expenses | 2490.00 | 27910.00 | -7170.00 | 16830.00 | -25270.00 |
| Profit Before Tax | 177020.00 | 196100.00 | 155010.00 | 145900.00 | 91470.00 |
| Provision for Tax | 22850.00 | 27860.00 | 34640.00 | 35310.00 | -8860.00 |
| Current Income Tax | 30180.00 | 33520.00 | 25650.00 | 21990.00 | 25680.00 |
| Deferred Tax | -6600.00 | -5280.00 | 9560.00 | 12100.00 | -34540.00 |
| Other taxes | -740.00 | -380.00 | -570.00 | 1220.00 | 0.00 |
| Profit After Tax | 154170.00 | 168240.00 | 120360.00 | 110590.00 | 100340.00 |
| Extra items | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
| Minority Interest | | | | | |
| Share of Associate | | | | | |
| Other Consolidated Items | | | | | |
| Consolidated Net Profit | 154170.00 | 168240.00 | 120360.00 | 110590.00 | 100340.00 |
| Adjustments to PAT | | | | | -20.00 |
| Profit Balance B/F | 40970.00 | 36670.00 | 34240.00 | 17970.00 | 24880.00 |
| Appropriations | 195140.00 | 204910.00 | 154600.00 | 128560.00 | 125190.00 |
| General Reserves | 80000.00 | 70000.00 | 60000.00 | 50000.00 | 42500.00 |
| Proposed Equity Dividend | | | | | |
| Corporate dividend tax | | | | 6380.00 | 6280.00 |
| Other Appropriation | 115140.00 | 134910.00 | 94600.00 | 72190.00 | 76420.00 |
| Equity Dividend % | 148.00 | 148.00 | 120.00 | 100.00 | 83.00 |
| Earnings Per Share | 22.00 | 24.00 | 23.00 | 21.00 | 19.00 |
| Adjusted EPS | 17.00 | 18.00 | 13.00 | 12.00 | 11.00 |