The California Air Resources Board (CARB) is launching Drive Forward, a new initiative reaffirming California’s leadership in clean air and climate policy and charting the next phase of the State’s light-, …

The California Air Resources Board is one of six boards, departments, and offices under the umbrella of the California Environmental Protection Agency. CalEPA CalRecycle DPR DTSC OEHHA SWRCB

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 …

Feb 26, 2026 · CARB's mission is to promote and protect public health, welfare, and ecological resources through effective reduction of air pollutants while recognizing and considering effects on …

Posted March 10, 2026: Clean Truck Check program requirements are in effect for subject vehicles, including vehicles registered outside of California when operating in the state, to report, pay an …

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. Organization of the Board Board …

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

CARB is the primary state agency responsible for actions to protect public health from the harmful effects of air pollution. From guiding the activities of 35 local air pollution control districts, to leading …

CARB is in the process of developing a regulatory database to improve transparency of our regulatory programs. This tool is an early prototype, which contains data for CARB's current, in effect, airborne …

CARB encourages public input on regulatory and non-regulatory items presented to the Board. Public testimony can be made on any Board item at the Board Meeting. Public comments can be submitted …