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4. CONCESSIONS AND AUTHORIZATIONS (Details 1) R$ in Millions | 12 Months Ended
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Dec. 31, 2020 BRL (R$)
Queimadao Consortium Enterprise [member] |
Disclosure Of Concession And Amount To Be Paid [line items] |
Nominal value in 2019 | R$ 9
Present value in 2019 | R$ 5
Period of the concession | 01/2004 – 12/2032
Updating indexer | IGPM
Irape Enterprise [member] |
Disclosure Of Concession And Amount To Be Paid [line items] |
Nominal value in 2019 | R$ 38
Present value in 2019 | R$ 18
Period of the concession | 03/2006 – 02/2035
Updating indexer | IGPM

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- Details
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- Details
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