Knowing that the vehicle driving next to you on the highway is in good operable condition is important. Knowing that it’s also not spewing unsafe levels of noxious pollutants into the air is too—or at ...

HARRISBURG (KDKA) - Residents in Butler County know they do not need to get a yearly emissions test on their vehicle but here in Allegheny County, it's required by state law. However, that could soon ...

HARRISBURG, Pa. – State Sen. Wayne Langerholc Jr., R-Richland Township, plans to introduce legislation that would eliminate all vehicle emissions testing in Pennsylvania. He is currently looking for ...

HARRISBURG, Pennsylvania (KDKA) — Residents in Butler County know they do not need to get a yearly emissions test on their vehicle but here in Allegheny County, it’s required by state law. However, ...

HARRISBURG, Pa. (WHTM) — If a western Pennsylvania senator has his way, having two windshield stickers will be a thing of the past. The stickers represent annual safety inspections and, for folks in ...

Emissions testing laws are a crucial component in the fight against air pollution and climate change, yet these regulations vary significantly across the United States. Understanding these differences ...