Clean truck requirements are being enforced on California roads

Heavy-duty diesel vehicle regulations are regularly enforced on California roads. Learn more about
California Air Resources Board's enforcement actions and inspection programs by viewing the penalties and sanctions,
cases settled by ARB, and enforcement related web pages, inspection videos and press releases on this page.

Penalties and sanctions

Enforcement logo with california sealViolations with ARB diesel programs may result in the following penalties and sanctions:


    • Civil penalties ranging from $300 to $10,000 per vehicle per day.

    • Collection procedures with additional late fees and fines.

    • Liens on real estate or personal property such as vehicles and other assets.

    • ARB may obtain a judgment in superior court and can place liens on assets.

    • A Department of Motor Vehicles (DMV) Vehicle License Title Stop (VLT). A DMV VLT Stop will prevent registration, renewal, or transfer of your vehicle(s).

    • At the request of ARB, the California Highway Patrol may remove the vehicle in violation from service.

    • ARB may file with the State Controller a request to offset any amount due a state agency from a person or entity, against any amount owing that person or entity by any state agency. Generally, ARB may file a tax offset request with the Franchise Tax Board for any amount owed due to unpaid violations.


If you receive a ticket, call the number on the actual ticket for more information.

Cases settled by ARB

2013 Settlements

2012 Settlements
2011 Settlements
2010 Settlements

Important web pages

Inspection videos

Heavy-Duty Inspection at Ports of Entry (15 min)
Heavy-Duty Inspection Program (14 min)
Press releases

2013

01-17-2013 Foster Enterprises fined $300,000 for violating California air quality laws


2012
12-27-2012 $35,000 in fines paid by San Joaquin Regional Transit District
12-04-2012 Deadline looms for California trucks and buses
10-12-2012 ARB "Gear Up for Clean Truck Month" a success
09-11-2012 Ryder Pays $1,000,000 Settlement
07-05-2012 Caterpillar, Inc. pays $510,000 for shipping, selling uncertified equipment in California
05-15-2012 Imperial Irrigation District fined for diesel truck fleet violations
03-13-2012 Mike’s Foreign Auto Parts fined $50,000 for air violations
03-09-2012 Donaldson pays $103,000 for selling illegal diesel particulate filters
03-05-2012 Businesses fined for air quality violations
01-11-2012 U.S. Auto Parts pays $233,000 for air quality infractions
01-09-2012 Businesses fined over $383,000 for air quality violations

2011
09-23-2011 Businesses fined for air quality violations
08-29-2011 Freight transport company pays $59,050 for air quality violations
08-11-2011 Car Sound Exhaust, Inc. to pay $560,000 in air quality penalties
07-26-2011 Key Energy Services pays $52,000 fine for smoke inspection violations
07-19-2011 Reward Leasing Inc. pays $534,000 in air quality penalties
07-07-2011 Cummins Pays $500,000 in Penalties
06-09-2011 Businesses fined for air quality violations
03-15-2011 City of Compton fined $48,000 for diesel truck and equipment violations

2010
07-20-2010 Over $100,000 in settlement funds go to community colleges, clean-air fund
06-16-2010 Over $40,000 in settlement funds go to community colleges, clean-air fund
05-19-2010 ARB settles air quality violations with Massachusetts company for $55,500
05-19-2010 Over $86,000 in settlement funds go to community colleges, clean-air fund
03-30-2010 West Sacramento company settles with ARB for $32,550 for diesel emissions violations
03-17-2010 Modesto company pays $23,000 for emissions violations
03-04-2010 $15,000 settles emissions violations
02-24-2010 Napa Company fined $14,400 for emissions violations
02-24-2010 Long Beach company fined $31,500 for emissions violations
02-17-2010 Petaluma company fined $20,000 for emissions violations
02-11-2010 Chemical Transfer Company fined $6,500 for emissions violations
02-10-2010 Rapid Harvest Company fined $16,500 for emissions violations
01-13-2010 Newman company fined $37,000 for emissions violations
01-13-2010 San Bernardino County waste hauler fined $307,200 for emissions violations