The searchable California Air Pollution Control Laws (also known as the "bluebook") includes all relevant Health and Safety Code sections of law plus those air pollution related statutes from other …

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-, …

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 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 …

Oct 23, 2025 · Challenge to CARB’s Zero-Emission Forklift Regulation on the grounds that it prevents the ability to do business in California and that it violates the California Environmental Quality Act …

View the interactive dashboard that provides information on states that have adopted California’s light- and heavy-duty vehicle regulations under Section 177 of the Clean Air Act.

The recently released Enforcement Data Visualization System is an interactive mapping tool that visualizes CARB's Enforcement activities throughout California, including field inspections and case …

Advanced Clean Fleets 2025 Rulemaking Update The California Air Resources Board (CARB) will conduct a public hearing to consider proposed amendments to the Advanced Clean Fleets (ACF) …

Exempted parts are add-on or modified parts that have undergone a CARB engineering evaluation. If the part or modification is shown to not increase vehicle emissions, it is granted an exemption to …

Summary Requires CARB, by July 1, 2022, consistent with federal law, to adopt cost-effective and technologically feasible regulations to prohibit engine exhaust and evaporative emissions from new …