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 ...

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 ...

Illinois Sen. Christopher Belt introduces Senate Bill 3408 to provide relief for drivers who fail emissions tests in key counties like Cook and Madison.