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Cars and Light Trucks

National Low Emission Vehicle Program and Ozone Transport Commission (OTC) LEV

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Search the Document Index System (DIS) database to find:

  • Advisory Circulars
  • Applications for Certification
  • Certificates of Conformity
  • Certificate Summary Information Reports
  • Manufacturer Guidance Letters
  • Verify System Documentation

This web site describes the voluntary National LEV regulations, which demonstrate how cooperative, partnership efforts can produce a smarter, cheaper program that reduces regulatory burden while increasing protection of the environment and public health.

NOTE: You will need Adobe Acrobat Reader, available as a free download, to view some of the files on this page. See EPA's PDF page to learn more about PDF, and for a link to the free Acrobat Reader.


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Regulations & Related Documents

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See Also: [Main Light-Duty Vehicle Emissions] [Tier 2 Standards] [Tier 3 Standards] #91;Fuels & Clean Fleets]

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