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v3.25.1

Related-Party Balances and Transactions (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2024
Notes and other explanatory information [abstract] |
Schedule of loan agreement through credit facility |
Schedule of loan agreement through credit facility |  |
| December 31, 2024 | December 31, 2023
Accounts receivable |  |
Current: |  |
Sanitation services (ii) | 173,466 | 169,515
Allowance for losses | (51,706) | (50,498)
Reimbursement for retirement and pension benefits paid (G0): |  |
- monthly flow (payments) (iii) and (iv) | 84,973 | 36,241
- GESP Agreement – 2015 (vi) | 112,813 | 106,022
Total current | 319,546 | 261,280
Noncurrent: |  |
Agreement for the installment payment of sanitation services | 1,361 | 1,361
Reimbursement of additional retirement and pension benefits paid (G0): |  |
- GESP Agreement – 2015 (vi) | 907,514 | 933,911
Total noncurrent | 908,875 | 935,272
Total receivables | 1,228,421 | 1,196,552
Assets: |  |
Sanitation services | 123,121 | 120,378
Reimbursement of additional retirement and pension benefits (G0) | 1,105,300 | 1,076,174
Total | 1,228,421 | 1,196,552
Liabilities: |  |
Interest on capital payable | 458,985 | 420,564
Schedule of loan agreement through credits facility |
Schedule of loan agreement through credits facility |  |  |
| 2024 | 2023 | 2022
Revenue from sanitation services | 891,312 | 775,988 | 661,955
Payments received from related parties | (843,026) | (741,089) | (632,501)
Payment received from reimbursement referring to Law 4,819/58 | (178,941) | (189,713) | (186,690)

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