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Related Party Transaction (Tables) | 12 Months Ended
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Dec. 31, 2023
Related party transactions [abstract] |
Schedule of Cemig's Principal Balances and Transactions with Related Parties | The main consolidated balances and transactions, as well as the main conditions relating to the Company's business with related parties, are shown below:
|  | ASSETS |  |  | LIABILITIES |  |  | REVENUES |  |  | EXPENSES |
COMPANY |  |  | 2023 |  |  |  | 2022 |  |  |  | 2023 |  |  |  | 2022 |  |  |  | 2023 |  |  |  | 2022 |  |  |  | 2023 |  |  |  | 2022 |
Transactions with energy |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Aliança Geração |  |  | 3 |  |  |  | 4 |  |  |  | 22 |  |  |  | 19 |  |  |  | 49 |  |  |  | 56 |  |  |  | (234 | ) |  |  | (222 | )
Norte Energia |  |  | - |  |  |  | - |  |  |  | 31 |  |  |  | 30 |  |  |  | - |  |  |  | - |  |  |  | (278 | ) |  |  | (260 | )
Paracambi |  |  | - |  |  |  | - |  |  |  | 2 |  |  |  | 2 |  |  |  | - |  |  |  | - |  |  |  | (30 | ) |  |  | (33 | )
Hidrelétrica Pipoca |  |  | - |  |  |  | - |  |  |  | 3 |  |  |  | 3 |  |  |  | 2 |  |  |  | 1 |  |  |  | (47 | ) |  |  | (46 | )
Hidrelétrica Cachoeirão |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 2 |  |  |  | 2 |  |  |  | - |  |  |  | - |
Retiro Baixo |  |  | - |  |  |  | 1 |  |  |  | - |  |  |  | 1 |  |  |  | 5 |  |  |  | 7 |  |  |  | (6 | ) |  |  | (6 | )
Taesa |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
|  | ASSETS |  |  | LIABILITIES |  |  | REVENUES |  |  | EXPENSES |
COMPANY |  |  | 2023 |  |  |  | 2022 |  |  |  | 2023 |  |  |  | 2022 |  |  |  | 2023 |  |  |  | 2022 |  |  |  | 2023 |  |  |  | 2022 |
Charges |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Connection charges |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Taesa |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | (6 | ) |  |  | (4 | )
Transmission charges |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Aliança |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 1 |  |  |  | 1 |  |  |  | - |  |  |  | - |
Norte Energia |  |  | 3 |  |  |  | 2 |  |  |  | - |  |  |  | - |  |  |  | 30 |  |  |  | 26 |  |  |  | - |  |  |  | - |
Taesa |  |  | - |  |  |  | - |  |  |  | 12 |  |  |  | 12 |  |  |  | - |  |  |  | - |  |  |  | (138 | ) |  |  | (135 | )
|  | ASSETS |  |  | LIABILITIES |  |  | REVENUES |  |  | EXPENSES |
COMPANY |  |  | 2023 |  |  |  | 2022 |  |  |  | 2023 |  |  |  | 2022 |  |  |  | 2023 |  |  |  | 2022 |  |  |  | 2023 |  |  |  | 2022 |
Customers and traders |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Governo do Estado de Minas Gerais |  |  | 45 |  |  |  | 37 |  |  |  | - |  |  |  | - |  |  |  | 194 |  |  |  | 166 |  |  |  | - |  |  |  | - |
|  | ASSETS |  |  | LIABILITIES |  |  | REVENUES |  |  | EXPENSES |
COMPANY |  |  | 2023 |  |  |  | 2022 |  |  |  | 2023 |  |  |  | 2022 |  |  |  | 2023 |  |  |  | 2022 |  |  |  | 2023 |  |  |  | 2022 |
Provision of services |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Aliança Geração |  |  | 1 |  |  |  | 1 |  |  |  | - |  |  |  | - |  |  |  | 7 |  |  |  | 6 |  |  |  | - |  |  |  | - |
Taesa |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 2 |  |  |  | 1 |  |  |  | - |  |  |  | - |
|  | ASSETS |  |  | LIABILITIES |  |  | REVENUES |  |  | EXPENSES |
COMPANY |  |  | 2023 |  |  |  | 2022 |  |  |  | 2023 |  |  |  | 2022 |  |  |  | 2023 |  |  |  | 2022 |  |  |  | 2023 |  |  |  | 2022 |
Accounts Receivable |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Governo do Estado de Minas Gerais |  |  | 13 |  |  |  | 13 |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 3 |  |  |  | - |  |  |  | - |
|  | ASSETS |  |  | LIABILITIES |  |  | REVENUES |  |  | EXPENSES |
COMPANY |  |  | 2023 |  |  |  | 2022 |  |  |  | 2023 |  |  |  | 2022 |  |  |  | 2023 |  |  |  | 2022 |  |  |  | 2023 |  |  |  | 2022 |
Other credits |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
FIP Melbourne |  |  | - |  |  |  | 161 |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
|  | ASSETS |  |  | LIABILITIES |  |  | REVENUES |  |  | EXPENSES |
COMPANY |  |  | 2023 |  |  |  | 2022 |  |  |  | 2023 |  |  |  | 2022 |  |  |  | 2023 |  |  |  | 2022 |  |  |  | 2023 |  |  |  | 2022 |
Provision of legal services |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Aliança Geração |  |  | - |  |  |  | - |  |  |  | 59 |  |  |  | 55 |  |  |  | - |  |  |  | - |  |  |  | (3 | ) |  |  | (3 | )
|  | ASSETS |  |  | LIABILITIES |  |  | REVENUES |  |  | EXPENSES |
COMPANY |  |  | 2023 |  |  |  | 2022 |  |  |  | 2023 |  |  |  | 2022 |  |  |  | 2023 |  |  |  | 2022 |  |  |  | 2023 |  |  |  | 2022 |
Interest on Equity, and dividends |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Retiro Baixo |  |  | - |  |  |  | 6 |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
Hidrelétrica Pipoca |  |  | - |  |  |  | 4 |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
Hidrelétrica Cachoeirão |  |  | - |  |  |  | 4 |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
|  | ASSETS |  |  | LIABILITIES |  |  | REVENUES |  |  | EXPENSES |
COMPANY |  |  | 2023 |  |  |  | 2022 |  |  |  | 2023 |  |  |  | 2022 |  |  |  | 2023 |  |  |  | 2022 |  |  |  | 2023 |  |  |  | 2022 |
FIC Pampulha |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Current |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Cash and cash equivalents |  |  | 351 |  |  |  | 294 |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
Marketable securities |  |  | 771 |  |  |  | 1,743 |  |  |  | - |  |  |  | - |  |  |  | 26 |  |  |  | 77 |  |  |  | - |  |  |  | - |
Non-current |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Marketable securities |  |  | - |  |  |  | 7 |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
|  | ASSETS |  |  | LIABILITIES |  |  | REVENUES |  |  | EXPENSES |
COMPANY |  |  | 2023 |  |  |  | 2022 |  |  |  | 2023 |  |  |  | 2022 |  |  |  | 2023 |  |  |  | 2022 |  |  |  | 2023 |  |  |  | 2022 |
Current |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Operating leasing |  |  | - |  |  |  | - |  |  |  | 27 |  |  |  | 26 |  |  |  | - |  |  |  | - |  |  |  | (33 | ) |  |  | (31 | )
Non-current |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Operating leasing |  |  | 185 |  |  |  | 182 |  |  |  | 187 |  |  |  | 179 |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
|  | ASSETS |  |  | LIABILITIES |  |  | REVENUES |  |  | EXPENSES |
COMPANY |  |  | 2023 |  |  |  | 2022 |  |  |  | 2023 |  |  |  | 2022 |  |  |  | 2023 |  |  |  | 2022 |  |  |  | 2023 |  |  |  | 2022 |
Post-employment benefit |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
FORLUZ |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Current |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Post-employment obligations (1) |  |  | - |  |  |  | - |  |  |  | 126 |  |  |  | 199 |  |  |  | - |  |  |  | - |  |  |  | (280 | ) |  |  | (285 | )
Supplementary pension contributions - Defined contribution plan (2) |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | (81 | ) |  |  | (80 | )
Administrative running costs (3) |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | (40 | ) |  |  | (36 | )
Non-current |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Post-employment obligations (1) |  |  | - |  |  |  | - |  |  |  | 2,230 |  |  |  | 2,120 |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
Cemig Saúde |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Current |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Health Plan and Dental Plan (4) |  |  | - |  |  |  | - |  |  |  | 230 |  |  |  | 218 |  |  |  | - |  |  |  | - |  |  |  | (388 | ) |  |  | (385 | )
Non-current |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Health Plan and Dental Plan (4) |  |  | - |  |  |  | - |  |  |  | 2,830 |  |  |  | 3,156 |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
The Company has contractual obligations to a group of retired former employees in which it is responsible for ensuring funds for the cost of a supplementary pension plan, called Forluz, and for the running costs of a health plan, called Cemig Saúde. The main conditions related to the post-employment benefits are as follows: (1) Forluz's contracts are adjusted by the Broad National Consumer Price Index - IPCA of the Brazilian Institute of Geography and Statistics - IBGE, plus interest of 6% per year and will be amortized until 2031 (see note 15); (2) Company's contributions to the Pension Fund regarding the employees participating in the Mixed Plan and calculated over monthly remunerations in conformity with the Fund's regulation; (3) Funds for the annual administrative funding of the Pension Fund in accordance with the specific legislation for the sector. The amounts are estimated as a percentage of the Company's payroll; (4) Post-employment obligations related to the employees' health and dental plan (see note 15). Details of post-employment benefits can be found in note 24.
Schedule of Dividends Receivable |
Dividends receivable |  |  | 2023 |  |  |  | 2022 |
Aliança Geração |  |  | - |  |  |  | 127 |
Taesa |  |  | 50 |  |  |  | 5 |
Other (1) |  |  | - |  |  |  | 14 |
Total |  |  | 50 |  |  |  | 146 |
(1) The subsidiaries grouped in ‘Other’ are identified in the table above under ‘Interest on Equity, and Dividends’.
Schedule of Changes in Dividends Receivable | Changes in dividends receivable
Balances at December 31, 2020 |  |  |  | 188 |
Dividends proposed by investees |  |  |  | 655 |
Elimination of dividends due to business combination |  |  |  |
Adjustment of dividends proposed by investee classified as held for sale |  |  |  |
Withholding income tax on Interest on equity |  |  |  | (9 | )
Amounts received |  |  |  | (499 | )
Balances at December 31, 2021 |  |  |  | 335 |
Dividends proposed by investees |  |  |  | 519 |
Amounts received |  |  |  | (708 | )
Withholding income tax on Interest on equity |  |  |  | - |
Balances at December 31, 2022 |  |  |  | 146 |
Dividends proposed by investees |  |  |  | 496 |
Amounts received |  |  |  | (592 | )
Balances at December 31, 2023 |  |  |  | 50 |
Schedule of Cemig is Provider of Surety or Guarantee of Loans, Financings and Debentures of Related Parties | CEMIG has provided guarantees on Loans and debentures of the following related parties - not consolidated in the financial statements because they relate to jointly controlled entities or affiliated companies:
Related party |  | Relationship |  | Type |  | Objective |  |  | 2023 |  |  | Maturity
Norte Energia (NESA) (1) |  | Affiliated |  | Surety |  | Financing |  |  | 2,574 |  |  | 2042
Norte Energia S.A (NESA)/Light (2) |  | Affiliated |  | Counter-guarantee |  | Financing |  |  | 684 |  |  | 2042
Norte Energia (NESA) |  | Affiliated |  | Surety |  | Debentures |  |  | 82 |  |  | 2030
|  |  |  |  |  |  |  |  | 3,340 |  |  |
(1) Related to Norte Energia loans. (2) Counter-guarantee to Light, related to execution of guarantees of the Norte Energia loans.
Schedule of Financial Investments in Securities of Related Parties, in the Investment Fund | The total remuneration of key personnel, comprising the Executive Board, the Fiscal Council, the Audit Committee and the Board of Directors, are within the limits approved at a General Shareholders’ Meeting, and the effects on the Statement of income of the year ended December 31, 2023, 2022 and 2021, are as follows:
|  | 2023 |  |  | 2022 |
Remuneration |  |  | 29 |  |  |  | 29 |
Income sharing |  |  | 7 |  |  |  | 6 |
Pension plans |  |  | 2 |  |  |  | 2 |
Total |  |  | 38 |  |  |  | 37 |

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