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The California Highway Patrol

Commercial Vehicle Section

California Air Resources Board Contacts

For information on: Call Email
Engine upgrades, particulate filters, TRUCRS reporting 866-6DIESEL
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
TRUs ("reefers") 888-TRU-ATCM
(888-878-2826)
tru@arb.ca.gov
Diesel Compliance Training 916-322-3937 option 1 arbtrain@arb.ca.gov
To report: Call Email
Non-compliant diesel trucks, other vehicles 800-END-SMOG
(800-363-7664)
 
#SMOG (cell phone users)
General air pollution complaints 1-800-952-5588 envirotip@arb.ca.gov

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