CARB's mission is to promote and protect public health, welfare and ecological resources through the effective and efficient reduction of air pollutants while recognizing and considering the …

The California Air Resources Board is one of six boards, departments, and offices under the umbrella of the California Environmental Protection Agency.

The Truck and Bus regulation has been in effect since December 2008, as of January 1, 2023, all diesel-powered vehicles operating in California, with a gross vehicle weight rating over 14,000 …

CARB is the lead agency for climate change programs and oversees all air pollution control efforts in California to attain and maintain health-based air quality standards.

Air Pollution Complaints File a Complaint Other Environmental Issues CalEPA Environmental Complaint System

From guiding the activities of 35 local air pollution control districts, to leading our states efforts to address global climate change, the CARB has pioneered many of the approaches now used …

Senate Bill 210 (Leyva; Chapter 298, Statutes of 2019) directed CARB to develop and implement a comprehensive heavy-duty vehicle inspection and maintenance (HD I/M) regulation to …

Public comments can be submitted via the CARB electronic docket for most Board items. Please contact the Clerk of the Board for items that do not have a docket.

Equipment Registration and Reporting Program Reporting System Contact Truck and Bus Regulation TRUCRS Reporting System (866) [email protected]

Jun 27, 2025 · What you need to know: The California Air Resources Board (CARB) today announced that the updated Low Carbon Fuel Standard (LCFS) regulation will take effect …