See Report 19-P-0251. OIG states that it conducted an audit to determine the effectiveness of EPA oversight in assuring “that emission stack tests are conducted in accordance with EPA regulation, ...

Every year, millions of Pennsylvanians drive to a nearby garage for their annual auto emissions test. But a recently announced package of bills would reform the emissions testing program, removing the ...

New Hampshire drivers: Don’t scrape off that windshield sticker just yet. A manufacturer of vehicle emissions testing equipment sued the state Monday, asking a federal judge to block the repeal of New ...

North Carolina requires vehicles to have annual electronic emissions equipment tests in 19 counties. A new law will cut that down to just one county — Mecklenburg — where ozone pollution continues to ...