Emissions testing laws are a crucial component in the fight against air pollution and climate change, yet these regulations ...

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 ...

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While the future of New Hampshire’s testing and inspection program remains unclear, enforcement of state inspections has been ...

New Hampshire will end annual vehicle inspections and emissions testing on Jan. 31, prompting legal challenges and debate ...

A bill sponsored by Senator Justin Ready would get red of Maryland's vehicle emissions test. However, the proposal faces challenges as it would remove money from the state budget.