v3.25.2
Provision for de-characterization of dam structures and asset retirement obligations (Tables)
6 Months Ended
Jun. 30, 2025
Provision For De-characterization Of Dam Structures And Asset Retirement Obligations  
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
         
  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
           
  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