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Income taxes (Tables) | 12 Months Ended
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Dec. 31, 2023
Income taxes |
Schedule of information about income taxes |
(€ million) |  | 2023 |  |  | 2022 |  |  | 2021 |
Current taxes: |  |  |  |  |  |  |  |  |
- Italian subsidiaries |  | 97 |  |  | 1,920 |  |  | 439 |
- subsidiaries of the Exploration & Production segment - outside Italy |  | 5,349 |  |  | 7,027 |  |  | 3,609 |
- other subsidiaries - outside Italy |  | 185 |  |  | 944 |  |  | 157 |
|  | 5,631 |  |  | 9,891 |  |  | 4,205 |
Net deferred taxes: |  |  |  |  |  |  |  |  |
- Italian subsidiaries |  | (137 | ) |  | (2,191 | ) |  | (45 | )
- subsidiaries of the Exploration & Production segment - outside Italy |  | (22 | ) |  | 713 |  |  | 552 |
- other subsidiaries - outside Italy |  | (104 | ) |  | (325 | ) |  | 133 |
|  | (263 | ) |  | (1,803 | ) |  | 640 |
|  | 5,368 |  |  | 8,088 |  |  | 4,845 |
Schedule of detailed information about the reconciliation between the statutory tax charge and the effective tax charge |
(€ million) |  | 2023 |  |  | 2022 |  |  | 2021 |
Profit (loss) before taxation |  | 10,228 |  |  | 22,049 |  |  | 10,685 |
Tax rate (IRES) (%) |  | 24.0 |  |  | 24.0 |  |  | 24.0 |
Statutory corporation tax charge (credit) on profit or loss |  | 2,455 |  |  | 5,292 |  |  | 2,564 |
Increase (decrease) resulting from: |  |  |  |  |  |  |  |  |
- higher tax charges related to subsidiaries outside Italy |  | 3,036 |  |  | 3,388 |  |  | 2,301 |
- extraordinary contribution effect for companies in energy sector |  |  |  |  | 1,971 |  |  |  |
- impact pursuant to foreign tax effects of italian entities |  |  |  |  | 66 |  |  | 108 |
- effect of the valuation of the investments under the equity method |  | (26 | ) |  | 50 |  |  | 180 |
- effect due to the tax regime provided for intercompany dividends |  | 7 |  |  | 11 |  |  | 54 |
- Italian regional income tax (IRAP) |  | 91 |  |  | (18 | ) |  | 140 |
- tax effects related to previous years |  | 48 |  |  | (19 | ) |  | 52 |
- effect of reversals (impairments) of deferred tax assets |  | (96 | ) |  | (241 | ) |  |  |
- impact pursuant to (reversal) impairment of deferred tax assets |  | (221 | ) |  | (2,087 | ) |  | (666 | )
- other adjustments |  | 74 |  |  | (325 | ) |  | 112 |
|  | 2,913 |  |  | 2,796 |  |  | 2,281 |
Effective tax charge |  | 5,368 |  |  | 8,088 |  |  | 4,845 |

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