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Emission Requirements
Vehicle Emission Regulations
  • Vehicles that are from 1981 or earlier require a basic emission test and must be tested annually at either an Air Care Colorado location or an independent test station.
  • Vehicles that are from 1982 or newer require must have an enhanced emission test performed at one of the Air Care Colorado locations.
  • New gas-powered vehicles are exempt emission testing for four model year (i.e., a 2005 model year vehicle does not need to be tested until 2009).
  • Hybrid vehicles are not currently tested by Air Care Colorado and do not require an emissions test for registration or renewal.

Useful Resources
  • Emission centers
    • Air Care Colorado
      Ph: 303.456.7090
    • Other emission testing locations
      Ph: 303.692.3270