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Intangible assets (Tables) | 12 Months Ended
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Dec. 31, 2023
Intangible assets |
Schedule of intangible assets |
(€ million) | Exploration rights |  |  | Industrial patents and intellectual property rights |  |  | Other intangible assets with definite useful lives |  |  | Intangible assets with definite useful lives |  |  | Goodwill |  |  | Other intangible assets with indefinite useful lives |  |  | To t al |
2023 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net carrying amount - beginning of the year | 793 |  |  | 176 |  |  | 1,394 |  |  | 2,363 |  |  | 3,138 |  |  | 24 |  |  | 5,525 |
Additions | 20 |  |  | 41 |  |  | 415 |  |  | 476 |  |  |  |  |  |  |  |  | 476 |
Amortization | (8 | ) |  | (92 | ) |  | (255 | ) |  | (355 | ) |  |  |  |  |  |  |  | (355 | )
Impairments | (22 | ) |  |  |  |  | (17 | ) |  | (39 | ) |  | (6 | ) |  |  |  |  | (45 | )
Reversals | 11 |  |  |  |  |  |  |  |  | 11 |  |  |  |  |  |  |  |  | 11 |
Write-off | (85 | ) |  |  |  |  | (3 | ) |  | (88 | ) |  |  |  |  |  |  |  | (88 | )
Changes in the scope of consolidation |  |  |  | 291 |  |  | 461 |  |  | 752 |  |  | 25 |  |  | 2 |  |  | 779 |
Currency translation differences | (19 | ) |  |  |  |  | (1 | ) |  | (20 | ) |  |  |  |  |  |  |  | (20 | )
Other changes | (27 | ) |  | 34 |  |  | 113 |  |  | 120 |  |  | (24 | ) |  |  |  |  | 96 |
Net carrying amount - end of the year | 663 |  |  | 450 |  |  | 2,107 |  |  | 3,220 |  |  | 3,133 |  |  | 26 |  |  | 6,379 |
Gross carrying amount - end of the year | 1,295 |  |  | 2,119 |  |  | 4,674 |  |  | 8,088 |  |  |  |  |  |  |  |  |  |
Provisions for amortization and impairment | 632 |  |  | 1,669 |  |  | 2,567 |  |  | 4,868 |  |  |  |  |  |  |  |  |  |
2022 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net carrying amount - beginning of the year | 913 |  |  | 155 |  |  | 845 |  |  | 1,913 |  |  | 2,862 |  |  | 24 |  |  | 4,799 |
Additions | 53 |  |  | 28 |  |  | 275 |  |  | 356 |  |  |  |  |  |  |  |  | 356 |
Amortization | (12 | ) |  | (74 | ) |  | (224 | ) |  | (310 | ) |  |  |  |  |  |  |  | (310 | )
Impairments |  |  |  |  |  |  | (14 | ) |  | (14 | ) |  | (153 | ) |  |  |  |  | (167 | )
Write-off | (13 | ) |  |  |  |  |  |  |  | (13 | ) |  |  |  |  |  |  |  | (13 | )
Changes in the scope of consolidation | (200 | ) |  |  |  |  | 391 |  |  | 191 |  |  | 482 |  |  |  |  |  | 673 |
Currency translation differences | 54 |  |  |  |  |  | 1 |  |  | 55 |  |  | 11 |  |  |  |  |  | 66 |
Other changes | (2 | ) |  | 67 |  |  | 120 |  |  | 185 |  |  | (64 | ) |  |  |  |  | 121 |
Net carrying amount - end of the year | 793 |  |  | 176 |  |  | 1,394 |  |  | 2,363 |  |  | 3,138 |  |  | 24 |  |  | 5,525 |
Gross carrying amount - end of the year | 1,428 |  |  | 1,806 |  |  | 3,705 |  |  | 6,939 |  |  |  |  |  |  |  |  |  |
Provisions for amortization and impairment | 635 |  |  | 1,630 |  |  | 2,311 |  |  | 4,576 |  |  |  |  |  |  |  |  |  |
Schedule of amortization rates used |
(%) |  |
Exploration rights | UOP |
Concessions, licenses, trademarks and similar items | 3 - 33 |
Industrial patents and intellectual property rights | 20 - 33 |
Capitalized costs for customer acquisition | 17 - 33 |
Other intangible assets | 3 - 20 |
Schedule of goodwill |
(€ million) | December 31, 2023 |  |  | December 31, 2022 |
Plenitude | 2,909 |  |  | 2,927 |
Enilive and Refining | 102 |  |  | 102 |
Chemicals | 112 |  |  | 93 |
Corporate and Other activities | 10 |  |  | 16 |
| 3,133 |  |  | 3,138 |
Exploration rights |
Intangible assets |
Schedule of intangible assets |
(€ million) | December 31, 2023 |  |  | December 31, 2022 |
Proved licence and leasehold property acquisition costs | 91 |  |  | 104 |
Unproved licence and leasehold property acquisition costs | 572 |  |  | 689 |
| 663 |  |  | 793 |

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