Engine upgrades, particulate filters, Truck Regulation Upload, Compliance, and Reporting System
866-634-3735
8666diesel@arb.ca.gov
Annual smoke opacity testing
Side skirts, low rolling resistance tires, SmartWay
Idling rules
916-322-8275
Port trucks (drayage)
888-247-4821
drayagetruck@arb.ca.gov
Transport Refrigeration Units
888-878-2826
tru@arb.ca.gov
Diesel Compliance Training
916-322-3937
arbtrain@arb.ca.gov
Non-compliant diesel trucks, other vehicles
800-363-7664
General air pollution complaints
800-952-5588
envirotip@arb.ca.gov