TRUCK & BUS REGULATION

Applies to all on-road diesel vehicles with a gross vehicle rating greater than 14,000 lbs. Includes school buses.

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TRACTOR-TRAILER GHG

Applies to owners of 53-foot or longer box-type trailers including both dry-van and refrigerated-van trailers.

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TRU / REEFER REGULATION

Applies to in-use diesel-fueled transport refrigeration units (TRUs) and TRU generator sets.

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