Diesel Vehicles
CARB is responsible for developing statewide programs and strategies to reduce smog-forming pollutants, toxics, and climate changing emissions from diesel-fueled vehicles.
More about this program
Email Updates
Keep up to date with the latest information regarding diesel vehicles and emissions. Ensure that you have the information, resources, and training you need.
Information for vehicle owners & operators
Reducing the emissions of In-use diesel vehicles
Reducing the climate impacts of long-haul trucks