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Taxes - Income tax expense (Details) - COP ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Taxes. |  |  |
Current income tax | $ 8,972,186 | $ 12,807,005 | $ 16,791,619
Deferred income tax | 1,748,039 | (3,310,147) | 2,813,817
Deferred income tax - rate change | 1,510,121 | 1,941,995 | (658,919)
Adjustments to prior years' current and deferred tax | (21,806) | 77,022 | 17,421
Income tax expenses | 12,208,540 | 11,515,875 | $ 18,963,938
Growth of revenue | (3,834,819) | (3,834,819) |
Exchange rate effect in deferred income tax variation | 5,058,186 | 5,058,186 |
Adjustments in surcharge rates | (21,806) |  |
Adjustment to income tax provision | $ (3,609) | $ (18,197) |

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