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Truck & Bus Final Regulation
Truck & Bus Program Page
Diesel Rule QuickGuide Walkthrough

Regulation Applies To:
- Diesel vehicles with a gross vehicles weight rating greater than 14,000lbs.
- Privately and federally owned trucks and buses that operate in California
- Includes any person, business, school district, tribal reservation, or federal government agency that owns, operates, leases or rents affected vehicles.
► Exempt Vehicles: ▼ Exempt Vehicles:
  • - Gasoline or dedicated natural gas vehicles
    - Solid Waste Colletion Vehicles
    - Public Agency and Utility Vehicles (Not Federal)
    - Drayage (Port or Rail) Trucks
    - Transit/Urban Buses
    - Personal use motor homes or recreational vehicles

 
Requirements:
- Diesel trucks and buses with a GVWR that is 14,001+lbs must reduce exhaust emissions by meeting particulate matter (PM) filter requirements and upgrading to 2010 model year (MY) or newer engines:


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Forms & Factsheets
- Compliance Requirements Factsheet
- Low Use Vehicle Exemption
- Low-Mileage Work Truck Option
- NOx Exempt Area Extension
- Small Fleet Provision
- Three Day Pass
- Lighter Vehicle Compliance Options


Financial Assistance and Free Training
- Funding Resources Index

 

 

Please note:

- The opt-in period for some optional provisions and extensions has closed and will not reopen, regardless of circumstances. Other provisions have a yearly opt-in period from January 1 - 31 every year. Please read all provided information included in the factsheets found within the list on the left.

 

Important:

- The small fleet option is closed. You must have met the requirements and should have already been reported to use this option. Your first truck should have a PM filter installed. The second truck has until January 1, 2017 to install a PM filter. The third truck has until January 1, 2018 to install a PM filter.

DPF/soot filters (diesel particulate filter, VDECS, PM filter, exhaust retrofit)


 



Upcoming Deadlines:



 

► September 1, 2016 ▼ September 1, 2016
    Truck & Bus
  • - To avoid penalties for a manufacturer delay, order PM/DPF filters by this date to meet January 1, 2017 requirements.
  • - Deadline to apply for a soot filter extension if no filter is available from any manufacturer.


January 1, 2017 January 1, 2017
    All light vehicles follwing the engine model year schedule with Engine Model Year 97 need a 2010 or newer model year engine.

  • Owners using any of the following extensions below are required to meet a percent of total fleet compliance:
  • - Second truck in fleets following the Small Fleet provision must meet compliance requirements.
  • - Log truck provision must meet 40%
  • - NOx exempt must meet 55%
  • - Low-mileage construction truck must meet 80%


January 31, 2017 January 31, 2017

Reporting deadline for:

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