The Republican-led Senate on Thursday overturned several key Biden-era waivers allowing California to set its own vehicle emissions, a major blow to that state’s effort to regulate pollution from cars and trucks that could have broad environmental impacts for the rest of the country.

The U.S. Senate on Thursday voted to repeal a waiver granted to California by the Biden administration that the trucking industry considered costly electric vehicle mandates by requiring much of the ...

The move nullifies a measure, enacted by the state in 2022 and later adopted by 11 other states, banning the sale of new gasoline-powered cars by 2035.