The proposed Agreement establishes that the Agreement that modifies the validity of the period established in the notes of tables 1, 2 and 4, of sections 4.1 and 4.2, only with respect to the AA standards, is made void. , of the Mexican Official Standard NOM-044-SEMARNAT-2017, which establishes the maximum permissible emission limits of carbon monoxide, nitrogen oxides, non-methane hydrocarbons, non-methane hydrocarbons plus nitrogen oxides, particles and ammonia, from the exhaust of new engines that use diesel as fuel and that will be used for the propulsion of motor vehicles with gross vehicle weight greater than 3,857 kilograms, as well as the exhaust of new motor vehicles with gross vehicle weight greater than 3,857 kilograms equipped with this type of engine, published in the Official Gazette of the Federation, on November 26, 2021.
This, derived from the execution of the ruling of the “amparo” lawsuit 1839/2021 in favor of the Mexican Center for Environmental Law, by the Fourth District Court in Administrative Matters in Mexico City.