California took another step Oct. 11 toward permitting testing of self-driving vehicles without a human driver, continuing a shift away from previous policies that companies criticized as being overly restrictive.

Just weeks before it takes effect, California’s new gas tax increase is again under attack, with Republicans mounting a growing campaign against the higher levies.

The internal combustion engine’s days may be numbered in California, where officials are mulling whether a ban on sales of polluting autos is needed to achieve long-term targets for cleaner air.

A proposal for a second ballot measure to repeal a new 12-cent-per-gallon gas tax was filed with the state Sept. 14, with backers boasting they have 200,000 Californians pledged to sign the petition to qualify the initiative for the November 2018 election.

Sutter County may move to temporarily halt any new trucking operations in unincorporated areas as tensions mount with area residents over trucking terminals off Highway 99 south of Yuba City.

California is the “incubator” for commercial vehicle innovation that will spread throughout the nation, generating a wave of new powertrains and driver-assistance technologies designed to decrease truck emissions and increase safety and freight efficiency, a vehicle engineering consultant said.

Californians are used to paying more for gasoline, but that may be tested soon if a pair of Los Angeles-area refineries are forced to stop their use of a toxic chemical

Vallejo native Chris Haynes had just finished high school when he signed up to work for the California Conservation Corps, a job that took him down back roads across the state. But wherever he went, he saw Caltrans workers too.

House Republican leaders are measuring the degree of support within their caucus for a provision in a fiscal 2018 transportation funding bill that would pre-empt state laws on meal and rest breaks for truckers, congressional aides told Transport Topics.

Proponents of an initiative to repeal gas tax increases in California plan to sue over the state-drafted title and summary for the ballot measure, which they say is misleading and negative.