XML 111 R97.htm IDEA: XBRL DOCUMENT
v3.23.2

ESCROW DEPOSITS (Details) - BRL (R$) R$ in Millions | Dec. 31, 2022 | Dec. 31, 2021
--- | --- | ---
Escrow Deposits |  |  |
Labor claims |  | R$ 259 | R$ 267
Tax contingencies |  |  |
Income tax on Interest on Equity |  | 31 | 30
PIS/Pasep and Cofins taxes | [1] | 70 | 68
Donations and legacy tax (ITCD) |  | 60 | 56
Urban property tax (IPTU) |  | 96 | 87
Finsocial tax |  | 44 | 41
Income and Social Contr. Tax on indemnity for employees’ ‘Anuênio’ benefit | [2] | 305 | 290
Income tax withheld at source on inflationary income |  | 9 | 9
Income tax and contribution tax effective rate | [3] | 106 | 76
Others | [4] | 123 | 103
Escrow deposits tax issues |  | 844 | 760
Others |  |  |
Regulatory |  | 46 | 53
Third party |  | 9 | 12
Customer relations |  | 8 | 8
Court embargo |  | 20 | 19
Others |  | 21 | 36
Escrow deposits other |  | 104 | 128
Long term escrow deposit |  | R$ 1,207 | R$ 1,155
[1] | This refers to escrow deposits in the action challenging the constitutionality of inclusion of ICMS tax within the amount to which PIS/Pasep and Cofins taxes are applied.
[2] | See more details in Note 25 - Provisions under the section relating to the ‘Anuênio indemnity’.
[3] | Court escrow deposit in the proceedings challenging charging of corporate income tax and the Social Contribution tax on payments of Interest on Equityand application of the Social Contribution tax to cultural and artistic donations and sponsorship, expenses on punitive fines, and taxes with enforceability suspended.
[4] | Includes escrow deposits from legal actions related to INSS and PIS/Pasep and Cofins taxes.

X
- Definition Court embargo escrow deposits. + References No definition available. + Details
Name: | cig_CourtEmbargoEscrowDeposits
Namespace Prefix: | cig_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Customer relations escrow deposits. + References No definition available. + Details
Name: | cig_CustomerRelationsEscrowDeposits
Namespace Prefix: | cig_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- References No definition available. + Details
Name: | cig_DisclosureEscrowDepositsAbstract
Namespace Prefix: | cig_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Donations and legacy tax. + References No definition available. + Details
Name: | cig_DonationsAndLegacyTax
Namespace Prefix: | cig_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Escrow deposits labor claims. + References No definition available. + Details
Name: | cig_EscrowDepositsLaborClaims
Namespace Prefix: | cig_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Escrow deposits other. + References No definition available. + Details
Name: | cig_EscrowDepositsOther
Namespace Prefix: | cig_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Disclosure of information about escrow deposits other. + References No definition available. + Details
Name: | cig_EscrowDepositsOtherAbstract
Namespace Prefix: | cig_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Escrow deposits other tax issues. + References No definition available. + Details
Name: | cig_EscrowDepositsOtherTaxIssues
Namespace Prefix: | cig_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Disclosure of information about escrow deposits tax contingencies. + References No definition available. + Details
Name: | cig_EscrowDepositsTaxContingenciesAbstract
Namespace Prefix: | cig_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Escrow deposits tax issues. + References No definition available. + Details
Name: | cig_EscrowDepositsTaxIssues
Namespace Prefix: | cig_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Finsocial tax. + References No definition available. + Details
Name: | cig_FinSocialTax
Namespace Prefix: | cig_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Income And Social Contribution Tax On Indemnity For Employees Anuenio Benefit + References No definition available. + Details
Name: | cig_IncomeAndSocialContributionTaxOnIndemnityForEmployeesAnuenioBenefit
Namespace Prefix: | cig_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- References No definition available. + Details
Name: | cig_IncomeTaxAndContributionTaxEffectiveRate1
Namespace Prefix: | cig_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Income tax on interest on equity. + References No definition available. + Details
Name: | cig_IncomeTaxOnInterestOnEquity
Namespace Prefix: | cig_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- References No definition available. + Details
Name: | cig_IncomeTaxWithheldAtSourceOnInflationaryIncome1
Namespace Prefix: | cig_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Long term escrow deposit. + References No definition available. + Details
Name: | cig_LongTermEscrowDeposit
Namespace Prefix: | cig_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Other escrow deposits. + References No definition available. + Details
Name: | cig_OtherEscrowDeposits
Namespace Prefix: | cig_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Pasep and cofins tax. + References No definition available. + Details
Name: | cig_PasepAndCofinsTax
Namespace Prefix: | cig_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Regulatory escrow deposits. + References No definition available. + Details
Name: | cig_RegulatoryEscrowDeposits
Namespace Prefix: | cig_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Third party escrow deposits. + References No definition available. + Details
Name: | cig_ThirdPartyEscrowDeposits
Namespace Prefix: | cig_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Urban property tax. + References No definition available. + Details
Name: | cig_UrbanPropertyTax
Namespace Prefix: | cig_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant