Mexico 2026 Customs Updates: During the third quarter of 2025,
Mexico's General Import and Export Taxes Law (GIETL) and
Customs Law were amended. In addition, the 2026 General Rules of
Foreign Trade (FTR) were published. These measures include tariff
increases on certain products, as well as the introduction of
enhanced customs controls. The following summarizes the main
changes introduced by these legal instruments.
1. Tariff Increases
As part of Mexico 2026 customs updates, on December 29, 2025,
Mexico issued a decree amending the GIETL to increase tariffs on
1,463 tariff codes, representing approximately 12% of the Mexican
tariff schedule.1 The affected tariff codes correspond to goods
from the cosmetics, plastics, leather, paper, textile, apparel,
footwear, steel, aluminum, automotive, auto parts, and toy
industries. In general terms, the most representative changes are
the following: