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Mexican official standard NOM-029-ENER-2017 was published on 27 October 2017. It applies to external power supplies which intended to convert AC voltage to a single fixed DC output voltage and with a lower maximum output power or equal to 250 W, as well as those with a switch that allows the user to manually select between different output voltage levels.
It does not apply to EPSs that:
The Standards aims to establish:
The Standard is intended for EPSs to be imported, manufactured, marketed, distributed or supplied for sale purposes, either individually or as part of a end-use product in Mexico.
The Standard will enter into force on 25 April 2018, 180 days after publication in the Official Gazette.