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Starting January 1, 2021, all new HDVs sold in Mexico will be required to meet the best-in-class, filter-based standards, equivalent to those currently in place in the rest of North America and the European Union. The Euro VI and US 2010 options are introduced in 2019, along with much weaker Euro V and US 2007 options, which are allowed over a two-year transition period. The soot-free standards become the only regulatory option on January 1, 2021.

Investigated the impacts of updating three standards in Mexico to align with the international best practices employed in the rest of North America: gasoline and diesel sulfur standards, passenger vehicle emissions standards, and truck and bus emissions standards. 

Survey-based summary of regulatory agencies' programs to monitor and enforce compliance with vehicle emission and fuel consumption standards.


Este documento se aclaran las diferencias en el proceso de certificación europeo y estadounidense para vehículos medianos y pesados y se dan recomendaciones para que la NOM-044 sea compatible con ambos esquemas normativos.

Publication: Working paper

Evaluates worldwide historical and potential impacts of fuel quality and vehicle emission standards, presents a global policy roadmap through 2030, and quantifies the benefits to public health and the climate.

Publication: Report
In arguments—sorry, policy discussions—about the best way to design vehicle fuel economy standards, there is a persistent view that when the United States adopted a system with targets indexed to vehicle size (specifically, footprint) in
Blog Post
Our annual look at the largest vehicle markets, in words and pictures (see here for last year's).
Blog Post
On August 23, President Enrique Peña Nieto announced the formation of the Comisión Amb
Blog Post
Older diesel vehicles are prime culprits when it comes to both urban air pollution and climate change.
Blog Post

Surveys emission control strategies for different categories of in-use HDVs, demonstrating that multiple effective solutions exist for most fleets in both developed and developing countries.

Publication: Report

The health, climate and economic benefits to Mexico possible through alignment of efficiency standards and emissions standards for light- and heavy-duty vehicles, complemented by clean fuels.

Publication: Briefing

Synopsis of the standard finalized June 21, regulating CO2 emissions and the fuel economy equivalent for new cars, pickup trucks, and SUVs.

Publication: Policy update