Assemblyman Eng’s Bill, AB 2289, proposes relying more on the model year 2000 and newer vehicles’ OBD-II systems for the test and not subjecting them to an emissions or visual inspection. Here are ...

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 ...

The California Air Resources Board last week approved a “smog check” regulation for medium- and heavy-duty trucks and buses. The rule still has to be approved by California's Office of Administrative ...

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 Angeles Times) Federal prosecutors in Sacramento on Thursday unsealed an ...