Depending on where you live in the United States, emissions testing of old cars may or may not even be a thing. There are 28 states where at least some (though not necessarily all) are required to ...
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 ...
*Refers to the latest 2 years of stltoday.com stories. Cancel anytime. State workers at five Metro East vehicle emissions testing sites have been shifted to new locations after the facilities were ...