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REGULATORY CHARGES (Details) - BRL (R$)
R$ in Millions
Dec. 31, 2022
Dec. 31, 2021
Liabilities    
Global Reversion Reserve (RGR) R$ 28 R$ 28
Energy Development Account (CDE) 127 110
Grantor inspection fee - ANEEL 3 3
Energy Efficiency Program 221 237
Research and development (R&D) 126 112
Energy System Expansion Research 4 4
National Scientific and Technological Development Fund 8 9
Proinfa - Alternative Energy Program 10 17
Royalties for use of water resources 10 5
Emergency capacity charge 26 26
Customer charges - Tariff flags 0 252
CDE on R&D (1) 3 3
CDE on EEP 4 5
Others 5 5
Liability  575 816
Current liabilities 510 611
Non-current liabilities R$ 65 R$ 205