Oregon has joined 11 other states to continue the transition to electric cars and trucks, a day after the U.S. Senate revoked a waiver that allows California to set stronger emission rules that Oregon also relies on for its policies.

GOP lawmakers passed resolutions rescinding federal approval of California’s plans to require that all car sales be zero-emission by 2035, as well as policies limiting nitrogen oxide emissions and other pollutants from trucks.

The Senate repealed California’s de facto national EV mandate Thursday morning, delivering on a key pledge of President Donald Trump’s

Industry observers say despite the regulatory relief, turbulence still looms for Michigan and its signature auto sector.

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.