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Two sets, or tiers, of emission standards for light-duty vehicles in the United States were defined as a result of the Clean Air Act Amendments of 1990. The Tier I standard was adopted in 1991 and was phased in from 1994 to 1997. Tier II standards were phased in from 2004 to 2009. Within the Tier II ranking, there is a subranking ranging from ...
Vehicle emissions inspection station in Wisconsin. Arizona – biennially, in Phoenix and Tucson metro areas only, depending on age and type of vehicle. [28]California – biennially for all vehicles from out-of-state, regardless of age; and all vehicles made after 1975 which are more than six years old in all or some zip codes in 41 out of 58 counties.
Arizona. The U.S. state of Arizona first required its residents to register their motor vehicles in 1912. Registrants provided their own license plates for display until 1914, when the state began to issue plates. Plates are currently issued by the Arizona Department of Transportation (ADOT) through its Motor Vehicle Division (MVD).
Wall Street’s top regular on Wednesday passed a landmark rule after two years of deliberation requiring public companies to share their greenhouse gas emissions and the risks they face due to ...
A new emissions rule for cars, trucks and vans sold in the United States from 2027 to 2032 will phase reductions in more slowly to allow charging infrastructure and low-carbon emissions vehicles ...
The Biden administration is considering relaxing stringent vehicle emissions rules it proposed last year, giving automakers more time to meet requirements that would make them sell more electric ...
Emission standards are the legal requirements governing air pollutants released into the atmosphere. Emission standards set quantitative limits on the permissible amount of specific air pollutants that may be released from specific sources over specific timeframes. They are generally designed to achieve air quality standards and to protect ...
WASHINGTON (Reuters) -U.S. President Joe Biden's administration is set to ease proposed yearly requirements through 2030 of its sweeping plan to aggressively cut tailpipe emissions and ramp up ...