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Mexico heavy-duty vehicle emissions standards

On December 1, 2014, COMARNAT, the national regulatory committee of Mexico's Secretariat of Environment and Natural Resources (SEMARNAT), approved a proposed update by SEMARNAT to existing emissions...
Published 2014.12.22: Publication

Cost-Benefit Analysis of Mexico’s Heavy-duty Emission Standards (NOM 044)

Mexico is planning to revise its existing emissions standards for diesel heavy-duty vehicles (HDVs). The existing regulation, Norma Oficial Mexicana 044 (NOM 044), requires new vehicles to meet...
Published 2014.08.11: Publication

Actualización de la NOM 044. Información para la toma de decisiones

Este estudio muestra los resultados de un análisis costo-beneficio hasta el año 2037 de los cambios propuestos a la norma de emisiones de vehículos pesados, la NOM-044 de SEMARNAT. En la nueva norma...
Published 2014.06.09: Publication

Revising Mexico's NOM 044 standards: Considerations for decision-making

This study reports results of a cost-benefit analysis of changes proposed for Mexico’s heavy-duty diesel vehicle emissions standard, NOM 044, through 2037. The new regulation would significantly...
Published 2014.06.02: Publication

On-board diagnostics for heavy-duty vehicles: Considerations for Mexico

On-board diagnostic (OBD) systems monitor the performance of engine and after-treatment components including those responsible for controlling emissions. Historically, OBD systems were first deployed...
Published 2014.02.24: Publication

Tratamiento para los vehículos medianos bajo la NOM 044

El ámbito de aplicación de la norma de emisiones para vehículos pesados en México, NOM 044 vigente y de la propuesta de modificación, son los vehículos con peso bruto vehicular mayor a 3,857...
Published 2014.02.20: Publication