Regulations - Americas
Official CARB Compliance Information
CARB Overviews and Videos
CARB On-Road Heavy-duty (In-use) Vehicle Regulation Overview (PDF) - CARB document that provides a basic description of CARB legislative requirements, potential funding opportunities and general CARB contact information.
Official CARB Verification Procedure (PDF) - Official CARB legislative document that provides a highly-detailed outline of the CARB emissions verification process.
Turnkey CARB Conversion Process for Fleets (PDF) - A general description of the CDTi process for measuring, auditing and converting your fleet for CARB compliance based on equipment use and fleet operational needs.
FAQs: Small Fleet Extension - Truck & Bus Regulation (PDF) - Description of small fleet extension for heavier trucks, buses and other compliance options.
VIDEO: Overview of CARB Diesel Emissions Regulations - A thorough and informative video from CARB describing emissions compliance requirements. (56 minutes)
CARB On-Road Heavy-duty (In-use) Vehicle Regulation Overview (PDF) - Describes the CARB emissions reporting process. (61 minutes)
Video: Guide to Care and Maintenance of DPFs - A CARB overview of the factors related to regeneration, routine cleaning and maintaining the overall daily performance of DPFs.
CARB Fact Sheets
Truck & Bus Regulations - Compliance Requirements Summary- Summary of compliance requirements for vehicles above and below the 26,000lb GVWR threshold.
CARB Small Fleet Compliance Options - CARB Fact Sheet discussing compliance requirement s for fleets with three or fewer vehicles.
CARB School Bus Provisions - Facts from CARB regarding the definition of a school bus and pertinent compliance provisions for school bus fleets.
CARB Agricultural Vehicle Provisions - CARB fact sheet that outline the types of vehicles that qualify as agricultural and the compliance provisions applicable to them.