Income taxes (Details 2) ₨ in Millions, $ in Millions |
12 Months Ended | |||
|---|---|---|---|---|
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Mar. 31, 2026
INR (₨)
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Mar. 31, 2026
USD ($)
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Mar. 31, 2025
INR (₨)
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Mar. 31, 2024
INR (₨)
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| Reconciliation of average effective tax rate and applicable tax rate [abstract] | ||||
| Profit before income taxes | ₨ 54,817 | $ 584 | ₨ 76,784 | ₨ 71,870 |
| Enacted tax rate in India | 25.17% | 25.17% | 25.17% | 25.17% |
| Computed expected tax expense | ₨ 13,797 | ₨ 19,327 | ₨ 18,090 | |
| Effect of: | ||||
| Differences between Indian and foreign tax rates | (577) | (241) | (749) | |
| Unrecognized deferred tax assets/(recognition of previously unrecognized deferred tax assets, net) | (267) | 2 | (817) | |
| Expenses not deductible for tax purposes | 921 | 860 | 612 | |
| Income exempt from income taxes | (199) | (483) | (39) | |
| Foreign exchange differences | (424) | (124) | (89) | |
| Reversal of deferred tax asset on Indexation of land | 0 | 473 | 0 | |
| Income from sale of capital assets | (53) | (242) | (48) | |
| Others | (847) | (33) | (774) | |
| Income tax expense | ₨ 12,351 | $ 132 | ₨ 19,539 | ₨ 16,186 |
| Effective tax rate | 23.00% | 23.00% | 25.00% | 23.00% |
| X | ||||||||||
- Definition The tax expense (income) divided by the accounting profit. [Refer: Accounting profit] Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- References Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- References Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The amount that represents the difference between the tax expense (income) and the product of the accounting profit multiplied by the applicable tax rate(s) that the entity does not separately disclose in the same statement or note. [Refer: Accounting profit; Applicable tax rate] Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- References Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- References No definition available.
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- Definition The amount that represents the difference between the tax expense (income) and the product of the accounting profit multiplied by the applicable tax rate(s) that relates to expenses not deductible in determining taxable profit (tax loss). [Refer: Accounting profit] Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The amount that represents the difference between the tax expense (income) and the product of the accounting profit multiplied by the applicable tax rate(s) that relates to foreign tax rates. [Refer: Accounting profit] Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The amount that represents the difference between the tax expense (income) and the product of the accounting profit multiplied by the applicable tax rate(s) that relates to revenues that are exempt from taxation. [Refer: Accounting profit] Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The product of the accounting profit multiplied by the applicable tax rate(s). [Refer: Accounting profit; Applicable tax rate] Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Enacted tax rate. No definition available.
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- Definition It represents the amount of foreign exchange differences on income taxes No definition available.
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- Definition Income tax reconcilation tax effect of income from disposal of capital gains. No definition available.
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- Definition It represents the amount of recognition of previously unrecognized deferred tax assets or unrecognised deferred tax assets. No definition available.
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- References No definition available.
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