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  2. United States vehicle emission standards - Wikipedia

    en.wikipedia.org/wiki/United_States_vehicle...

    United States vehicle emission standards are set through a combination of legislative mandates enacted by Congress through Clean Air Act (CAA) amendments from 1970 onwards, and executive regulations managed nationally by the Environmental Protection Agency (EPA), and more recently along with the National Highway Traffic Safety Administration (NHTSA).

  3. Virginia Department of Environmental Quality - Wikipedia

    en.wikipedia.org/wiki/Virginia_Department_of...

    The Virginia Department of Environmental Quality is a state environmental agency that is responsible for administering laws and regulations related to air quality, water quality, water supply, and renewable energy and land protection in the U.S. state of Virginia. [1] [2]

  4. Vehicle inspection in the United States - Wikipedia

    en.wikipedia.org/wiki/Vehicle_inspection_in_the...

    Striped: Both safety and emissions testing required. In the United States, vehicle safety inspection and emissions inspection are governed by each state individually. Fifteen states have a periodic (annual or biennial) safety inspection program, while Maryland requires a safety inspection and Alabama requires a VIN inspection on sale or transfer of vehicles which were previously registered in ...

  5. Virginia governor says state will abandon California ... - AOL

    www.aol.com/news/virginia-governor-says-state...

    Gov. Glenn Youngkin announced Wednesday that Virginia will abandon California's stringent vehicle emissions rules aimed at reducing carbon pollution at the end of the year when that state’s ...

  6. Vehicle inspection - Wikipedia

    en.wikipedia.org/wiki/Vehicle_inspection

    An inspection sticker from the Commonwealth of Massachusetts A Warrant of Fitness certificate issued to vehicles in New Zealand. Vehicle inspection is a procedure mandated by national or subnational governments in many countries, in which a vehicle is inspected to ensure that it conforms to regulations governing safety, emissions, or both.

  7. California rule sets emission requirements but doesn't ban RV ...

    www.aol.com/california-rule-sets-emission...

    The RV Industry Association argued in a Dec. 4 statement that because of a lack of certified zero-emission motorhome chassis, which is the vehicles' supporting frame, the rule could impact the ...

  8. Clean Air Act (United States) - Wikipedia

    en.wikipedia.org/wiki/Clean_Air_Act_(United_States)

    Since 1965, Congress has mandated increasingly stringent controls on vehicle engine technology and reductions in tailpipe emissions. Today, the law requires EPA to establish and regularly update regulations for pollutants that may threaten public health, from a wide variety of classes of motor vehicles, that incorporate technology to achieve ...

  9. Regulation of greenhouse gases under the Clean Air Act

    en.wikipedia.org/wiki/Regulation_of_greenhouse...

    Section 202(a)(1) of the Clean Air Act requires the Administrator of the EPA to establish standards "applicable to the emission of any air pollutant from…new motor vehicles or new motor vehicle engines, which in [her] judgment cause, or contribute to, air pollution which may reasonably be anticipated to endanger public health or welfare" (emphasis added). [3]