Across the United States, the rules for checking tailpipe pollution are quietly shifting, even as climate targets grow more ambitious and electric vehicles grab headlines. States are carving out ...

The Clean Air Act of 1970 established a federal law in the United States that requires automakers to manufacture vehicles that produce fewer emissions. Before that, California enacted the first ...

Although harmful emissions from road transport in the Czech Republic are above the European average, the number of inspections targeting visibly smoking vehicles has declined. The Road Transport ...

Big kudos to the Delegate from Carol County, Eric Bouchat. Del. Bouchat says he intends to introduce a bill to eliminate vehicle emission testing in Maryland. We’ve all been through it if we own a car ...

Legislation the state Senate passed Wednesday would end Pennsylvania’s vehicle emissions testing program — saving motorists ...

The Department of Motor Traffic (DMT) has warned that vehicle owners who fail to comply with maintenance orders issued over ...