The Tier 3 Vehicle and Gasoline Sulfur Program requires new passenger vehicles, including sport utility vehicles, pick-up trucks, and vans, to meet stringent emissions standards. New emissions standards apply to all light-duty vehicles, regardless of whether they run on gasoline, diesel, or alternative fuels. Additionally, this program requires gasoline refiners and importers to reduce the sulfur content of gasoline sold in the United States
Program Administrator:
US Environmental Protection Agency (EPA)
Applicable to:
- New passenger vehicles, including sport utility vehicles, pick-up trucks, and vans, regardless of whether they run on gasoline, diesel, or alternative fuels, and gasoline refineries and importers
Requirements:
- vehicles must meet stringent emissions standards
- gasoline refineries and importers must reduce the sulfur content of gasoline sold in the US
Additional Websites:
EPA Emission Standards Program Website:
https://www.epa.gov/emission-standards-reference-guide/all-epa-emission-standards