Below is a brief list of links to important air pollution regulations and information.
Please refer to the California Air Resources Board's list of Fact Sheets for more information.
Stationary and Portable Diesel Fueled Ag Engines
Portable Equipment Registration Program (PERP)
On Road Trucks and Busses
- Overview of Truck and Bus Regulation (Español) (??????)
- Emissions and Health Benefits (Español) (??????)
- Small Fleet Provisions (Español) (??????)
- Agricultural Vehicle Provisions (Español) (??????)
- Truck and Bus Regulation Compliance Options (Español)
- Heavy-Duty Diesel Vehicle Air Quality Loan Program (Español)
- School Bus Provisions (Español)
- Special Provisions (Español)
Off Road Equipment (Non-Ag)
- Overview - Basic Explanation of the Regulation Timeline and Requirements En Espanol
- Please visit the California Air Resources Board’s In-Use Off-Road Equipment vehicle regulationweb site for more information.