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OPERATING COSTS AND EXPENSES (Tables)
 12 Months Ended
Dec. 31, 2022
Operating Costs And Expenses  
Schedule of operating costs and expenses
     
  2022 2021 2020
Energy purchased for resale      
Supply from Itaipu Binacional 1,644 1,946 1,990
Physical guarantee quota contracts 925 832 780
Quotas for Angra I and II nuclear plants 357 244 303
Spot market 530 1,224 1,497
Proinfa Program 598 401 318
  2022 2021 2020
‘Bilateral’ contracts 493 418 333
Energy acquired in Regulated Market auctions 3,334 6,242 3,334
Energy acquired in the Free Market 6,003 4,976 3,977
Distributed generation (‘Geração distribuída’) 1,977 1,268 678
PIS/Pasep and Cofins credits (1,247) (1,450) (1,099)
 

14,614

16,101

12,111

Basic Network Usage Charges      
Transmission charges - Basic Grid 2,925 3,663 1,910
Distribution charges 50 41 40
PIS/Pasep and Cofins credits (304) (367) (202)
 

2,671

3,337

1,748

       
Gas purchased for resale 2,735 2,011 1,083
       
Total costs of energy and gas

20,020

21,449

14,942
Schedule of construction and infrastructure cost
      
  2022 2021 2020
Personnel and managers 135 100 83
Materials 2,233 1,150 775
Outsourced services 1,052 682 598
Others 116 104 125
Total

3,536

2,036

1,581
Schedule of other operating expenses (revenues), net
                   
  Operating costs Expected credit loss General and administrative expenses Other operating expenses    
  2022 2021 2022 2021 2022 2021 2022 2021 2022 2021
Personnel 976 983 - - 376 258 - - 1,352 1,240
Employees’ and managers’ income sharing - - - - 4 2 79 132 83 134
Post-employment benefits (Note 24) - - - - - - 626 15 626 16
Materials 93 76 - - 55 18 - - 149 94
Outsourced services 1,433 1,265 - - 273 185 - - 1,706 1,450
Depreciation and amortization 1,110 947 - - 72 102 - - 1,182 1,049
Operating provisions and adjustments for operating losses 278 86 - - - - 123 145 401 231
Expected credit losses of accounts receivable - - 109 144 - - - - 109 144
Reversal of provision for expected credit losses with related party - Renova - - - - - - (54) - (54) -
Write-off of financial asset (Note 14) - - - - - - 172 - 172 -
Other operation costs and expenses 205 81 - - 9 7 178 306 398 394
Total

4,095

3,438

109

144

789

572

1,125

598

6,123

4,752