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General Motors Co. said in a lawsuit that San Francisco unfairly taxed it $108 million over seven years, despite the automaker having very low sales and almost no personnel in the city.

A judge has denied a challenge to the South Coast Air Quality Management District's landmark rule intended to clear Southern California skies of exhaust tied to the logistics industry.

California’s race to have near-total-zero-emission passenger vehicles and heavy trucks will result in a greater need for electricity at higher prices, an ATRI report says.

Two interstate companies operating heavy-duty truck fleets in California agreed to legal settlements with the U.S. Environmental Protection Agency.

Stellantis NV, owner of the Jeep and Ram brands, is petitioning against emissions standards adopted by California and 13 other states that it says give competitors unfair advantages.

The National Transportation Safety Board wants changes in how containerships are anchored off Southern California to help prevent oil pipeline ruptures like the 2021 spill off Huntington Beach.

Reyes Coca-Cola Bottling will deploy 20 Freightliner eCascadia Class 8 tractors, said Daimler Truck North America, the truck manufacturer’s parent company.

Two new northbound truck lanes opened Nov. 15 at the Calexico East Land Port of Entry, where 453,000 commercial trucks cross into the U.S. from Mexico each year.

California pump prices fell below $5 a gallon for the first time since July, following national levels lower but still the highest in the country.

Arson was the cause of a massive weekend fire that charred and indefinitely closed a vital section of a major Los Angeles freeway, California authorities said.