| Schedule of carrying value and changes in concessioned assets |
| | | | | | | | | | | | December 31, | | | 2025 | | 2024 | | 2023 | Projects completed and in operation: | | | | | | | | | | Airport concessions | | Ps. | 605,643 | | Ps. | 605,643 | | Ps. | 605,643 | Rights to use airport facilities | | | 3,356,762 | | | 3,356,762 | | | 3,356,762 | Improvements to concessioned assets | | | 18,982,867 | | | 16,885,106 | | | 14,406,119 | Improvements to concessioned assets in progress | | | 2,792,720 | | | 2,577,045 | | | 2,195,842 | Accumulated amortization | | | (5,385,726) | | | (4,708,748) | | | (4,143,062) | | | Ps. | 20,352,266 | | Ps. | 18,715,808 | | Ps. | 16,421,304 |
The changes in investment in concessions are as follows: | | | | | | | | | | | | December 31, | | | 2025 | | 2024 | | 2023 | Investment in airport concessions | | | | | | | | | | Beginning balance | | Ps. | 23,424,556 | | Ps. | 20,564,366 | | Ps. | 17,610,112 | Land transfer | | | — | | | — | | | — | Increase | | | 2,313,436 | | | 2,860,190 | | | 2,954,254 | Ending balance | | | 25,737,992 | | | 23,424,556 | | | 20,564,366 | Amortization of airport concessions: | | | | | | | | | | Beginning balance | | | (4,708,748) | | | (4,143,062) | | | (3,669,746) | Increase | | | (676,978) | | | (565,686) | | | (473,316) | Ending balance | | | (5,385,726) | | | (4,708,748) | | | (4,143,062) | Net investment in airport concessions | | Ps. | 20,352,266 | | Ps. | 18,715,808 | | Ps. | 16,421,304 |
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