UL de México is accredited and approved to carry out product certification within the scope of the Normas Oficiales Mexicanas (‘NOMs,’ Official Mexican Standards in English) and Normas Mexicanas (‘NMXs’ Mexican Standards in English).
If you want to know whether a product falls within the scope of the standards we certify, you can:
- check this section
- directly check the website of the Secretaría de Economía (Department of Economy).
Aparatos domésticos para cocinar alimentos que utilizan Gas L.P. o gas Natural, especificaciones y métodos de prueba (Electrical Cooking Appliances using LP/Natural Gas – Specifications and Testing Methods).
This NOM applies to Household Cooking Appliances using LP/Natural gas. It also applies to appliances combining LP/Natural gas with electrical elements for food cooking.
Portable appliances using direct-coupled disposable fuel containers are exempt from the scope of this NOM.
Reguladores de baja presión para Gas LP – Especificaciones y Métodos de prueba (LPG Low-Pressure Regulator – Specifications and Testing Methods).
This NOM applies to regulators, the working pressure of which ranges from 2.48 kPa (25.29 gf/cm2) up to 3.04 kPa (31 gf/cm2, used in LP Gas utilization facilities. It also applies to the information to be shown on the product and packaging.
Eficiencia térmica de aparatos domésticos para cocción de alimentos que usan Gas L.P. o gas natural – Límites, métodos de prueba y etiquetado (Thermal Efficiency of Household Cooking Appliances using LP/Natural Gas – Limits, Testing Methods and Labeling).
This NOM applies to Cooktops, as well as to Household Cooking Ovens using LP/Natural gas. It also applies to those products combining LP/Natural gas with electrical elements for cooking food.
Appliances and devices below are exempt from the scope of this NOM
- Infrared burners
- Flat-griddle burners
- Oval burners
- Portable appliances using direct-coupled disposable containers.
This NMX applies to valves for Household Cooking Appliances manufactured and/or marketed in México. They may use the following gases:
- Natural Gas
- LP Gas
- Exempt from this NOM are:
- Industrial valves used in gas distribution networks in buildings (shut-off valves), and
- Pilot valves.
This NMX,’ Mexican Standard in English) applies to Thermostats installed in Household Cooking Ovens manufactured and/or marketed in Mexico.
This NMX does not apply to Thermostats used in heating, cooling, and water-heating appliances.