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v3.21.1

Accounts payable, accrued liabilities and asset retirement obligations | 12 Months Ended
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Dec. 31, 2020
Text block [abstract] |
Accounts payable, accrued liabilities and asset retirement obligations | 16. Accounts payable, accrued liabilities and asset retirement obligations a) The components of the captions account payable and accrued liabilities are as follows:
|  | At December 31, |
|  | 2019 |  |  | 2020 |
Suppliers |  |  | Ps.113,370,716 |  |  |  | Ps.74,285,881 |
Sundry creditors |  |  | 90,849,195 |  |  |  | 101,406,307 |
Interest payable |  |  | 8,057,170 |  |  |  | 7,661,762 |
Guarantee deposits from customers |  |  | 1,467,835 |  |  |  | 1,386,645 |
Dividends payable |  |  | 2,367,908 |  |  |  | 2,254,877 |
Total |  |  | Ps.216,112,824 |  |  |  | Ps.186,995,472 |
b) The balance of accrued liabilities at December 31, 2019 and 2020 are as follows:
|  | At December 31, |
|  | 2019 |  |  | 2020 |
Current liabilities |  |  |  |  |  |  |  |
Direct employee benefits payable |  | Ps. | 17,991,283 |  |  | Ps. | 18,965,160 |
Contingencies |  |  | 34,379,969 |  |  |  | 31,326,691 |
Total |  | Ps. | 52,371,252 |  |  | Ps. | 50,291,851 |
The movements in contingencies for the years ended December 31, 2019 and 2020 are as follows:
|  | Balance at December 31, 2018 |  |  | Business combination |  |  | Effect of translation |  |  | Increase of the year |  |  | Applications |  |  | Reclassification by adoption of IFRIC 23 |  |  | Balance at December 31, 2019 |
|  | Payments |  |  | Reversals |
Contingencies |  | Ps. | 40,281,573 |  |  | Ps. | 1,378,611 |  |  | Ps. | (2,302,058 | ) |  | Ps. | 6,410,975 |  |  | Ps. | (5,483,327 | ) |  | Ps. | (1,833,518 | ) |  | Ps. | (4,072,287 | ) |  | Ps. | 34,379,969 |
|  | Balance at December 31, 2019 |  |  | Business combination |  |  | Effect of translation |  |  | Increase of the year |  |  | Applications |  |  | Balance at December 31, 2020 |
|  | Payments |  |  | Reversals |
Contingencies |  | Ps. | 34,379,969 |  |  | Ps. | 292 |  |  | Ps. | (4,290,753 | ) |  | Ps. | 7,442,292 |  |  | Ps. | (3,214,407 | ) |  | Ps. | (2,990,702 | ) |  | Ps. | 31,326,691 |
Contingencies include tax, labor, regulatory and other legal type contingencies. See Note 17 b) for detail of contingencies. c) The movements in the asset retirement obligations for the years ended December 31, 2019 and 2020 are as follows:
|  | Balance at December 31, 2018 |  |  | Business combination |  |  | Effect of translation |  |  | Increase of the year |  |  | Applications |  |  | Balance at December 31, 2019 |
|  | Payments |  |  | Reversals |
Asset retirement obligations |  | Ps. | 15,971,601 |  |  | Ps. | 293,548 |  |  | Ps. | (1,339,033 | ) |  | Ps. | 1,600,197 |  |  | Ps. | (128,842 | ) |  | Ps. | (580,727 | ) |  | Ps. | 15,816,744 |
|  | Balance at December 31, 2019 |  |  | Business combination |  |  | Effect of translation |  |  | Increase of the year |  |  | Applications |  |  | Balance at December 31, 2020 |
|  | Payments |  |  | Reversals |
Asset retirement obligations |  | Ps. | 15,816,744 |  |  | Ps. | — |  |  | Ps. | 374,418 |  |  | Ps. | 2,412,908 |  |  | Ps. | (593,644 | ) |  | Ps. | (122,435 | ) |  | Ps. | 17,887,991 |
The discount rates used for the asset retirement obligation are based on market rates that are expected to be undertaken by the dismantling or restoration of cell sites and may include labor costs.

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