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v3.25.2

Provision for de-characterization of dam structures and asset retirement obligations (Tables) | 6 Months Ended
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Jun. 30, 2025
Provision For De-characterization Of Dam Structures And Asset Retirement Obligations |
Schedule of provision for effects in income statements |
Schedule of provision for effects in income statements |  |  |  |  |
|  | Three-month period ended June 30, | Six-month period ended June 30,
| Notes | 2025 | 2024 | 2025 | 2024
De-characterization of upstream geotechnical structures | 25(a) | 56 | 70 | 65 | 131
Obligation for asset decommissioning | 25(b) | (4) | 19 | (12) | 32
Environmental obligations | 25(b) | – | – | – | (22)
Total |  | 52 | 89 | 53 | 141
Schedule of changes in the provisions, de-characterization of dam structures located in Brazil |
Schedule of changes in the provisions, de-characterization of dam structures located in Brazil |  |  |  |  |
| Notes | De-characterization of upstream geotechnical structures (i) | Asset retirement obligations | Environmental obligations | Total
Balance as of December 31, 2024 |  | 2,213 | 3,106 | 444 | 5,763
Revision to estimates - amounts for closed plants charged to the income statement |  | (65) | 12 | – | (53)
Revision to estimates – capitalized value for operational plants |  | – | 33 | 4 | 37
Disbursements |  | (162) | (85) | (77) | (324)
Monetary and present value adjustments |  | 89 | 70 | 16 | 175
Transfer to assets held for sale | 15(a) | – | (2) | (22) | (24)
Translation adjustments |  | 292 | 287 | 48 | 627
Balance as of June 30, 2025 |  | 2,367 | 3,421 | 413 | 6,201
(i) The cash flow for de-characterization projects are estimated for a period up to 13 years and were discounted to present value at an annual rate in real terms, which decreased from 7.36% to 6.97%.
Schedule of changes in the provision of asset retirement obligations and environmental obligations |
Schedule of changes in the provision of asset retirement obligations and environmental obligations |  |  |  |  |  |
| Liability |  | Discount rate |  | Cash flow maturity
| June 30, 2025 | December 31, 2024 | June 30, 2025 | December 31, 2024 | June 30, 2025 | December 31, 2024
Liability by geographical area |  |  |  |  |  |
Brazil | 2,010 | 1,784 | 6.95% | 7.38% | 2132 | 2132
Canada | 1,548 | 1,520 | 1.59% | 1.44% | 2152 | 2152
Oman | 142 | 142 | 3.70% | 3.66% | 2035 | 2035
Other regions | 134 | 104 | 2.55% | 2.77% | - | -
| 3,834 | 3,550 |  |  |  |
Operating plants | 2,815 | 2,509 |  |  |  |
Closed plants | 1,019 | 1,041 |  |  |  |
| 3,834 | 3,550 |  |  |  |

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