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 …

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 …

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

Since 2010, all portable indoor air cleaning devices sold to people or businesses in California are required to be certified by CARB. As of October 2020, electronic in-duct air cleaning devices …

CARB has released an updated version of the CARB Pollution Mapping Tool (v2.6) that includes 2022 emissions data for criteria air pollutants, toxic air contaminants and greenhouse gases …

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 …

Sep 2, 2025 · CARB has received feedback from stakeholders asking for guidance related to developing biennial reports under the Climate-Related Financial Risk Disclosure Program, and …

Join CARB, local agencies, and Air Districts as we provide insight, education, and resources on CARB’s clean truck and diesel regulations, compliance, funding, and more.