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 effects on the …

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 …

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.

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 lbs. must …

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 ensure that …

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

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.

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

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 beginning in July.

Programs are how the Board works to protect public health by improving and protecting air quality. Programs support all aspects of the work of the CARB, from research and measurements, to policy …