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CONCESSION FINANCIAL AND SECTOR ASSETS AND LIABILITIES (Details 5) - BRL (R$) R$ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Concession Financial And Sector Assets And Liabilities |  |  |  |
Beginning balance |  | R$ 2,097 | R$ (98) | R$ 882
Additions |  | (386) | 1,908 | 611
Amortization |  | (761) | 238 | (156)
Payments from the Flag Tariff Centralizing Account |  |  |  | (63)
Receipt funds of ''Covid-account'' |  |  |  | (1,404)
Updating - Selic rate (Note 31) |  | 185 | 64 | 32
Transfer of other liabilities | [1] |  | (15) |
Proceeds from loan - Water scarcity account |  | (191) |  |
Ending balance |  | R$ 944 | R$ 2,097 | R$ (98)
[1] | Amounts relating to the reversal of the credits that could not be returned to customers in final billing, due to moderation of tariffs, as specified in §6 of Article 88 of REN 414/2010, included by REN 714/2016.

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- Definition Amortization + References No definition available. + Details
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- Definition Payments From The Tariff Flag + References No definition available. + Details
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- References No definition available. + Details
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- Definition Updating - Selic rate + References No definition available. + Details
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