Rules and Regulations

Cummins Cal Pacific, LLC is your Southern California resource when it comes to understanding California’s rules and regulations governing diesel emissions. Our relationship with the California Air Resource Board (CARB) and the air quality management districts allows us to have a more robust understanding of the rules and the associated compliance strategies.

The CARB rules and regulations have been broken out below into distinct categories. The fact sheets are intended to provide a better understanding of the emissions rules for that engine application.

For more information regarding the rules and associated compliance strategies, contact your nearest Cummins Cal Pacific location. Our team of experts is ready to help you identify which rules apply to your fleet and what compliance strategies are available to you.

On & Off-Highway Rules and Regulations

Trucks - Truck and Bus Rule, Tractor Trailer Greenhouse Gas Rule

Transit Bus - Transit Bus Rule , Transit Fleet Vehicle Rule

School Bus - School Bus Rule

Solid Waste Vehicles – SWCV Rule

Drayage/Port Trucks - Drayage Truck Rule

Public Agency and Utilities Fleets - Public Agency Fleet Rule

Off-Highway Equipment – Off Road Fact Sheet, Off Road Rule

In-Use Mobile Agricultural Equipment – Agricultural Vehicle Rule

Locomotives and Railyards – Locomotive Rule

Marine Rules and Regulations

Commercial Harbor Craft - Harbor Craft Rule , Commercial Fishing Rule

Cargo Handling Equipment at Ports - Cargo Handling Equipment Rule

Power Generation Rules and Regulations

Stationary Diesel Equipment

Portable Diesel Equipment

Southern California Air Districts

The seven air management districts in Cummins Cal Pacific’s territory are: South Coast, San Diego, Imperial, Santa Barbara, Ventura, Antelope Valley, and Mojave Desert.

For additional information or inquiries please contact your nearest Cummins Cal Pacific location or your local air district.