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Tractor-Trailer GHG Final Regulation
Tractor-Trailer GHG Program Page

Regulation Applies To:
  • - Applies primarily to owners of 53-foot or longer box-type trailers, including both dry-van and refrigerated-van trailers, and owners of the heavy-duty tractors that pull them on California highways.
  ► Exempt Trailer-Types: ▼ Exempt Trailer-Types:
  • - Trailers less than 53 feet
    - Drayage tractors and trailers that operate within a 100 mile radius of a port or intermodal rail yard.
    - Curtain side vans
    - Solid waste vehicles
    - Drop frame vans
    - Container chassis

 
Requirements:
  • - Low-rolling resistance tires (LRRTs) are required on all 2010 MY or newer tractors and trailors. For 2010 MY and older equipment: All tractors required to have LRRTs by Jan. 1, 2013. All trailers required by Jan. 1, 2017.
  • - Aerodynamic devices are currently required on all 2010 MY or newer sleeper-cab tractors and trailers. Aerodynamic devices are also currently required for 2010 MY and older trailers, unless you already registered and are following a phase-in plan.


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Provisions

 

 

Exemptions

 

Financial Assistance


 
Small Fleets (20 or fewer trailers): Registration has closed for the small fleet provision, which required trailer owners to report  by January 1st, 2013.

  • Large Fleets (21 or more total trailers): Registration has closed for the Large Fleet Phase-in Option 1 and Option 2, which required trailer owners to report by July 1, 2010, and June 1, 2012, respectively.

  • Refrigerated-van trailers that are model year 2003 to 2009 AND equipped with 2003 or newer model year transport refrigeration unit (TRU) engines may delay requirements for the GHG regulation.