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 ...

Alleged members of a Southern California ring that used a device to cheat state smog inspections are facing federal charges, officials announced Thursday, April 4. An indictment unsealed Thursday in ...

The state of California will soon require biometric authentication and webcam monitoring at smog test stations, as it seeks to prevent fraudulent inspections from taking place. California’s smog ...

[Stay on top of transportation news: Get TTNews in your inbox.] California environmental regulators gave motor carriers a look at a tweaked heavy-duty vehicle smog inspection and maintenance program ...

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 ...