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27. REVENUE (Details 4) - BRL (R$) R$ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Disclosure of revenue [line items] |  |  |  |
Other revenue |  | R$ 1,709 | R$ 1,721 | R$ 1,585
Subsidies [member] |  |  |  |
Disclosure of revenue [line items] |  |  |  |
Other revenue | [1] | 1,395 | 1,266 | 1,136
Services rendered [member] |  |  |  |
Disclosure of revenue [line items] |  |  |  |
Other revenue |  | 139 | 183 | 188
Charged Service [member] |  |  |  |
Disclosure of revenue [line items] |  |  |  |
Other revenue |  | 11 | 17 | 14
Rental and leasing [member] |  |  |  |
Disclosure of revenue [line items] |  |  |  |
Other revenue |  | R$ 164 | 189 | 90
Other [member] |  |  |  |
Disclosure of revenue [line items] |  |  |  |
Other revenue |  |  | 1 | 12
Reimbursement For Decontracted Supply [member] |  |  |  |
Disclosure of revenue [line items] |  |  |  |
Other revenue | [2] |  | R$ 65 | R$ 145
[1] | Revenue recognized for the tariff subsidies applied to users of distribution and transmission services, including low income tariff incentive refunded by Eletrobras.
[2] | Reimbursement for suspension of energy supply -Renova.

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- Definition The amount of revenue arising from sources that the entity does not separately disclose in the same statement or note. [Refer: Revenue] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2020-01-01 -Paragraph 112 -Subparagraph c -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2020-en-r&anchor=para_112_c&doctype=Standard -URIDate 2020-01-01 + Details
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