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FINANCE INCOME AND EXPENSES (Details) - BRL (R$) R$ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
FINANCE INCOME |  |  |  |
Income from financial investments |  | R$ 468 | R$ 242 | R$ 95
Interest on sale of energy |  | 337 | 460 | 399
Foreign exchange variations - Itaipu |  | 17 |  |
Foreign exchange variations - Loans |  | 338 |  |
Interest |  | 108 | 68 | 42
Interest - CVA |  | 185 | 64 | 32
Interests of escrow deposits |  | 82 | 29 | 53
PIS/Pasep and Cofins charged on finance income | [1] | (117) | (124) | (96)
Gains on financial instruments - Swap |  |  |  | 1,753
Prepayments rents |  | 5 |  |
Borrowing costs paid by related parties |  |  | 2 | 30
Monetary updating on PIS/Pasep and Cofins taxes credits over ICMS | [2] |  | 20 | 42
Others |  | 77 | 83 | 95
Finance income |  | 1,500 | 844 | 2,445
FINANCE EXPENSES |  |  |  |
Charges on loans and debentures (Note 22) |  | (928) | (1,147) | (1,178)
Cost of debt - amortization of transaction cost |  | (7) | (20) | (15)
Foreign exchange variations - loans |  |  | (353) | (1,742)
Premium on repurchase of debt securities (Eurobonds) |  | (47) | (491) |
Foreign exchange variations - Itaipu |  |  | (27) | (47)
Interests - loans and debentures |  | (167) | (331) | (187)
Charges and monetary updating on post-employment obligations |  | (40) | (70) | (53)
Losses with financial instruments - Swap |  | (438) | (538) |
Interest on PIS/Pasep and Cofins refundable | [2] | (1,294) |  |
Onerous concessions |  |  | (8) | (9)
Interest on leases |  | (27) | (25) | (27)
Other financial expenses |  | (118) | (86) | (92)
Finance costs |  | (3,066) | (3,096) | (3,350)
NET FINANCE INCOME (EXPENSES) |  | R$ (1,566) | R$ (2,252) | R$ (905)
[1] | PIS/Pasep and Cofins expenses are levied on financial income and interest on own capital.
[2] | The interet of the tax credits related to PIS/Pasep and Cofins, arising from the exclusion of ICMS from its calculation basis, and the liability to be refunded to consumers is presented by net value. With the offsetting of the credits, the liability to be refunded to consumers exceeded the value of the credits to be received, generating a net financial expense

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