Ar official website of tke Urited States government Here 5 howvouknow United EPA Environmental Protection Search EPA.gov Agency Environmental Topics Regulations Report a Violation About EPA CONTACT US U.S: Environnienta Protection Agency Washingjon St EPA Proposes Stronger Standards for Heavy-Duty Vehicles to Promote Clean Air These new standards will drastically cut dangerous pollution by harnessing recent advancements in vehicle technologies from across the trucking industry as it advances toward a zero-emissions transportation future Readthe news release Leam more_abouttheprcposed rule_for heavy-dutyvehicles and engines. Dmm Topics EPA IS Air quality EXIT Emergencies HIRING} States Laws Migh 5t7 Key