EPA Finalizes Tier 3 Vehicle Emissions and Fuel Standards

EPA’s finalized Tier 3 vehicle emissions and fuel standards will lower gasoline sulfur content by more than 60 percent in 2017.   On March 3, 2014, the Environmental Protection Agency (EPA) finalized its Tier 3 Vehicle Emissions and Fuel Standards program, reducing gasoline sulfur levels by more than 60 percent – from 30 to 10

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