The article below provides in greater detail all the Temporary Exemptions  given on the Payment of Import Duties on basic food items as well as food items consumed by Mexicans.  The tariff measures referred to in this Decree are applicable based on the opinions of the Foreign Trade Commission in accordance with the provisions of the Foreign Trade Law of Mexico.  

The establishment of the measures provided for in this Decree does not relieve importers of the obligation to comply with all regulations and non-tariff restrictions on merchandise, as well as with the quality and efficiency characteristics necessary to protect life and safety. of all people, particularly those applicable in the phytosanitary and zoosanitary field.

https://dof.gob.mx/nota_detalle.php?codigo=5652070&fecha=16/05/2022