Volvo Trucks North America announced the availability of a diesel engine that meets CARB requirements for nitrogen oxide and particulate matter emissions standards.

A Washington judge has tossed out an effort by two Republican lawmakers to prevent the state from adopting California’s zero-emission regulations without legislative approval.

Peterbilt Motors Co. announced that a California-compliant version of the Paccar MX-13 diesel engine is now available in its Model 579, Model 567 and Model 589 trucks.

Stellantis NV has agreed to strict rules to boost electric cars set by California and adopted by several other U.S. states that the carmaker has previously blasted.

California is being sued over its new emission laws mandating that companies there and out of state report their supply chain emissions and mitigation efforts.

Now is the time for fleets to meet the challenge of complying with next year’s CARB regulations, a panelist said during a virtual Volvo Trucks regulatory workshop. 

The California Trucking Association has filed a federal lawsuit seeking to block enforcement of the California Air Resources Board’s Advanced Clean Fleets regulation.

AUSTIN, Texas — Trucking fleets’ equipment purchasing decisions are becoming more complex amid overlapping and rapidly shifting truck emissions regulations.

Concerns are growing that California is falling behind in its ability to provide enough electric vehicle charging options to meet its own aggressive targets.

Major truck and engine manufacturers have brokered a truce with California’s plan for phasing out sales of Classes 4-8 diesel-powered trucks in a landmark deal with state regulators.