California has withdrawn requests for the EPA to give the state authority to enforce rules limiting emissions from ...

California Pulls Back EPA Requests for Approval to Phase Out Diesel-Powered Trains and Big Rigs SACRAMENTO ... to approve it would have phased out the sale of new diesel-powered semi-trucks ...

(AP) — California’s efforts to limit pollution from diesel-powered trains and big rigs were stalled in anticipation ... it would have phased out the sale of new diesel-powered semi-trucks ...

(AP) — California withdrew requests Tuesday for the federal government to allow the state to enforce rules limiting emissions from diesel-powered trains and big rigs ... 23 years old by 2030 ...

(File photo by Martin do Nascimento/CalMatters) California’s efforts to limit pollution from diesel-powered trains and big rigs were stalled ... have phased out the sale of new diesel-powered ...