Tag: Tier 3 Vehicles

  • Tier 3 Standards Will Help Clean Utah Air

     By Glade Sowards There’s been a lot of buzz in Utah lately about Tier 3—shorthand for the Environmental Protection Agency’s (EPA’s) Tier 3 Vehicle Emission and Fuel Standards Program. When a geeky name like Tier 3 becomes a household word that’s used not only by us policy wonks but by Governor Herbert, mayors, legislators, radio…

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