Notice: California Air Resources will be send out notices to vehicle owners informing them there vehicle registration will not be renewed for vehicles with engine model year of 2009 and older. 

Click on any of the attached links to get updates on the On-Road Truck and Bus Regulations:

CARB Truck Stop – Truck Stop will tell you the regulations that apply to your company.

Overview : PDF overview of the On-Road Truck and Bus Regulation.

Reporting Page : The Truck and Bus regulation reporting system is now available for fleet owners to report diesel vehicle information at no cost. From this site, you can report your company and vehicle information.