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v3.23.1

Income taxes (Details Narrative) R$ in Millions, $ in Millions | 12 Months Ended |  |
--- | --- | --- | ---
Dec. 31, 2022 USD ($) | Dec. 31, 2022 BRL (R$) | Dec. 31, 2021 USD ($) | Dec. 31, 2021 BRL (R$) | Dec. 31, 2020 USD ($) | Dec. 31, 2020 BRL (R$) | Dec. 31, 2022 BRL (R$) | Dec. 31, 2021 BRL (R$)
IfrsStatementLineItems [Line Items] |  |  |  |  |  |  |  |
Tax incentive | 10 years | 10 years |  |  |  |  |  |
Tax assessment | $ 24 |  | $ 21 |  |  |  | R$ 126 | R$ 115
Tax effect of tax losses | (197) |  | (115) |  | $ (215) |  |  |
Reduction of tax losses | 829 | R$ 4,324 | 669 | R$ 3,732 |  |  |  |
Deferred tax liabilities | 361 |  | 377 |  |  |  | 1,883 | 1,883
Tax effect of expense not deductible in determining taxable profit (tax loss) | 1,154 | 6,021 | 981 | 5,477 |  |  |  |
Taxes paid | 439 | 2,288 | 399 | 2,255 |  |  |  |
Administrative amount | 517 | 2,698 | 305 | 1,703 |  |  |  |
Reduction tax loss carryforward | 61 | 320 | 57 | 320 |  |  |  |
Amount assessed | 223 | 1,162 |  |  |  |  |  |
Tax loss carryforward | 5 |  | 4 |  |  |  | R$ 24 | R$ 24
Gains on litigation settlements |  |  | 145 | 808 | $ 60 | R$ 313 |  |
Additional gain | R$ |  |  |  | 146 |  |  |  |
Vale Nouvelle Caledonie [Member] |  |  |  |  |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |  |  |  |  |
Gains (losses) recognised when control of subsidiary is lost | 34 |  |  |  |  |  |  |
Uncertainty On Transfer Pricing Over Exportation Of Ores To Foreign Subsidiary [Member] |  |  |  |  |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |  |  |  |  |
Tax assessment | 3,659 |  | 3,122 |  |  |  |  |
Tax effect of tax losses | 564 |  | 527 |  |  |  |  |
Tax effect of foreign tax rates | 530 | 2,763 | 426 | 2,376 |  |  |  |
Uncertainty On Expenses Of Interest On Capital [Member] |  |  |  |  |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |  |  |  |  |
Tax effect of expense not deductible in determining taxable profit (tax loss) | $ 134 | R$ 699 | $ 125 | R$ 699 |  |  |  |

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