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Provisions | 6 Months Ended
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Jun. 30, 2021
Provisions |
Provisions |
22. | Provisions
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​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Current liabilities | ​ | Non-current liabilities
​ |  | June 30, 2021 |  | December 31, 2020 |  | June 30, 2021 |  | December 31, 2020
Payroll, related charges and other remunerations | ​ | 692 | ​ | 877 | ​ | — | ​ | —
Onerous contracts | ​ | 53 | ​ | 58 | ​ | 842 | ​ | 838
Environmental obligations | ​ | 95 | ​ | 102 | ​ | 214 | ​ | 200
Asset retirement obligations (i) | ​ | 102 | ​ | 99 | ​ | 3,974 | ​ | 4,121
Provision related to VNC sale (note 12) | ​ | — | ​ | 500 | ​ | — | ​ | —
Provisions for litigation (note 23) | ​ | 102 | ​ | 87 | ​ | 1,074 | ​ | 1,004
Employee postretirement obligations (note 24) | ​ | 112 | ​ | 103 | ​ | 1,899 | ​ | 2,271
Provisions | ​ | 1,156 | ​ | 1,826 | ​ | 8,003 | ​ | 8,434
​ (i) The Company has issued letters of credit and surety bonds for US$621 as at June 30, 2021 in connection with the Asset retirement obligations for its Base Metals operations.

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