v3.26.1
OPERATING EXPENSES - Operating Expenses (Details) - BRL (R$)
R$ in Thousands
1 Months Ended 12 Months Ended
Oct. 31, 2025
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Expenditure        
Fuel for electricity production   R$ (1,012,806) R$ (1,991,855) R$ (2,042,867)
Construction   (5,065,204) (4,286,914) (3,291,132)
Depreciation and amortization   (4,576,919) (3,987,774) (3,621,342)
Donations and contributions   (68,467) (145,085) (111,101)
Charges on use of the electricity grid   (4,022,746) (3,954,730) (3,482,126)
Energy purchased for resale   (6,339,557) (4,992,480) (3,028,226)
Material   (214,224) (220,042) (251,098)
Estimated losses/Operating provisions (34.1)   (635,737) 226,600 (1,776,587)
Personnel   (3,690,540) (3,980,847) (4,784,354)
Results of acquisitions and divestments¹   (7,229,469) (46,581) (704,467)
Services   (2,202,087) (2,237,706) (2,361,562)
Others   (508,613) (1,084,750) (674,774)
Total expenditure   R$ (35,566,369) R$ (26,702,164) R$ (26,129,636)
Assets and liabilities classified as held for sale | Eletronuclear        
Expenditure        
Impairment of asset held for sale R$ 7,289,762