Diesel Truck & CARB Regulations
Need help finding information about the State Air Resources Board (CARB) On-Road Truck Regulations? Telephone the CARB Hotline number: 866-634-3735 (866-6Diesel) and talk with a live person, or go on line at CARB website link The Truck Stop or The Truck and Bus Regulation Web page
The Truck and Bus Regulation applies to privately and federally owned diesel trucks and buses that operate in California. Requirements for the regulation begin January 1, 2012 and are phased-in annually through January 1, 2023.
Questions and Answers:
Fact Sheets and Frequently Asked Questions can be found here.
REMINDER: Truck and Bus Regulation: January 1, 2013 Requirements
California Air Resources Board (ARB) has issued an enforcement reminder letter for vehicles subject to the Truck and Bus Regulation that have year-end clean-up requirements. The letter reminds fleets that heavier vehicles with 2000 to 2004 model year engines that they must have verified soot filters and/or upgrades to newer vehichles by January 1, 2013.
Useful Fact Sheets:
Assistance in finding the information you need regarding the following State Air Resources Board (CARB) regulations: Industrial Engines; Agricultural Stationary and Portable Engines; In-Use Off-Road Regulation; In-Use On-Road Truck Regulation, and Misc Municipal and Utility Fleets.