States and State Governments

California TRAC Leases

Encourages business owners to upgrade their diesel trucks for early compliance with on-road diesel vehicle regulations.

NY Diesel Vehicle Procurement Rules

The New York Diesel Emissions Reduction Act requires all heavy-duty diesel vehicles owned by state agencies, authorities and contractors be retrofitted or replaced to decrease diesel emissions.

Arizona Truck Idling Regulation

Arizona state law requires that counties adopt, implement and enforce ordinances that place limits on the maximum idling time of heavy-duty, long-range trucks.

California School Bus Idling Law

California has adopted a regulation prohibiting school buses from idling while stopped at schools, or from starting more than 30 seconds before departure.