| (Rs. in Millions) | 
| Particulars | Mar 2025 | Mar 2024 | Mar 2023 | Mar 2022 | Mar 2021 | 
| Net Profit Before Taxes | 9415.67 | 17021.66 | 14672.38 | -5503.59 | 101.98 | 
| Adjustments for Expenses & Provisions : | 9446.07 | 3497.68 | 1319.06 | 12396.29 | 9710.59 | 
| Adjustments for Liabilities & Assets: | 4003.89 | -4097.99 | -2589.86 | 18866.10 | 18844.19 | 
| Cash Flow from operating activities | 20282.00 | 15928.42 | 10597.87 | 25544.24 | 26566.79 | 
| Cash Flow from investing activities | -17934.40 | -8645.39 | -20957.12 | -8409.76 | -13564.47 | 
| Cash Flow from financing activities | 3982.44 | -5187.26 | 11864.29 | -14837.55 | -7055.24 | 
| Effect of exchange fluctuation on translation reserve | 0 | 0 | 0 | 0 | 0 | 
| Net increase/(decrease) in cash and cash equivalents | 6330.04 | 2095.76 | 1505.04 | 2296.93 | 5947.08 | 
| Opening Cash & Cash Equivalents | 25239.62 | 23136.95 | 21631.91 | 19334.97 | 13387.90 | 
| Cash & Cash Equivalent on Amalgamation / Take over / Merger | 0 | 6.91 | 0 | 0 | 0 | 
| Cash & Cash Equivalent of Subsidiaries under liquidations | 0 | 0 | 0 | 0 | 0 | 
| Translation adjustment on reserves / op cash balalces  frgn subsidiaries | 0 | 0 | 0 | 0 | 0 | 
| Effect of Foreign Exchange Fluctuations | 0 | 0 | 0 | 0 | 0 | 
| Closing Cash & Cash Equivalent | 31569.66 | 25239.62 | 23136.95 | 21631.91 | 19334.97 |