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PROVISION FOR ENVIRONMENTAL LIABILITIES AND ASSET RETIREMMENT OBLIGATIONS (Tables) | 12 Months Ended
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Dec. 31, 2021
Provision For Environmental Liabilities And Asset Retiremment Obligations |
The balance of provisions for environmental liabilities and deactivation of assets can be shown as follows: | The balance of provisions for environmental liabilities and deactivation of assets can be shown as follows:
|  |  | Consolidated
| 12/31/2021 |  | 12/31/2020
Environmental liabilities | 173,647 |  | 192,830
Asset retirement obligations (1) | 724,950 |  | 611,005
| 898,597 |  | 803,835
| (1) | On January 31, 2021, the provision fot assets retirement obligation – ARO was transferred to the subsidiary CSN Cimentos S.A.

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