Drivers of cars with a Clean Air Vehicle decal issued by ... partly because of electric vehicle use. In California, around 411,133 vehicles have active decals, and the state has issued more ...

In order for California to promulgate vehicle emission standards without violating the Clean Air Act, it must receive a waiver from the EPA for any state law that regulates vehicles covered by the Act ...

State officials have long considered the rules regulating diesel vehicles essential to cleaning up California’s severe air ...

California withdrew plans for pioneering clean-air regulations targeting diesel trucks and trains on January 14, citing ...

California started allowing clean-air vehicles ... tallying the number of vehicles in the carpool lanes with clean air ...

State officials have long considered the rules essential to cleaning up California’s severe air pollution and combating climate change. The withdrawal comes after the Biden administration recently ...

Before this bill, there was serious concern that the state could have run out of the green decals. According to the California Air Resources Board, the state had issued 68,343 of them out of the ...

The intervention seeks to defend California’s ability under the Clean Air Act to set truck emissions standards stronger than those of the federal government. The lawsuits were brought against the ...

State officials have long considered the rules regulating diesel vehicles essential to cleaning up California’s severe air pollution and combating climate change. The withdrawal comes after ...