The California Air Resources Board has delayed the first periodic testing deadline for the Clean Truck Check Program to Jan. 1, 2025. However, this does not delay requirements to register and pay fees ...

Q: Many years ago, California began exempting older cars from having to complete a smog check to renew the vehicle registration for the year, Roy Saldin of Moreno Valley said. “They seemed to be doing ...

When it comes to environmental regulations, California usually leads the nation. But with more cars than any other state -- and more older models, thanks to the mild climate -- the state's smog ...

Add Yahoo as a preferred source to see more of our stories on Google. Smog hangs in the air as the sun sets after a hot day in the Los Angeles Basin on Wednesday, Oct. 4, 2023. (Luis Sinco / Los ...

Federal prosecutors in Sacramento on Thursday unsealed an indictment charging 12 people from around the state with violating the Clean Air Act in what they portrayed as a long-running, sophisticated ...