Regulations
California Trucking Rules: Clean Truck Check, AB5 and 55 MPH
The state runs its own emissions testing, engine and labor rules on top of federal ones. Some reach out-of-state trucks, and two of them changed in 2025 and 2026.
Trucking and freight news for drivers, carriers and shippers.
The state runs its own emissions testing, engine and labor rules on top of federal ones. Some reach out-of-state trucks, and two of them changed in 2025 and 2026.