Ari official websreo: the United States zovermmient Hiio Qlu Uniterd States EPA Environmental Protection 6th'E04? ^ Agency Environmental Topics Laws & Regulations Report a Violation About EPA CONTAcT US US Environmental Protection Agency Washington 51 EPA Proposes Stronger Standards for Heavy-Duty Vehicles to Promote Glean Air These new stardards will drastically cut dangerous pollution by harnessing recent advancements in vehicle technologies from across the trucking industry as itadvances toward a zero-emissions transportation future: Read the neWs release; Learhmore abolitthe preposedtule foL heaky-duty_vehiclesandengines_ Topics EDAIS Hirquall EXIT Emergencies ate )ntaf Key