Nevada Emissions and Smog Check Requirements : r/Nevada - Reddit Clark County, NV Archives - Emissions.org Diesel vehicles with a gross vehicle weight of 14,001 pounds or more. The technician will test the engine at idle speed and then again at 2,500 RPMs. Vehicles in storage. . Find a list of emissions testing centers and their contact details on the, The cost of a smog check in the state of Nevada will depend on your location and vehicle type. See the Diesel Emission Requirements flier for diesel waivers. Your vehicle registration renewal notice will also indicate if your vehicle needs a smog check., Emissions testing requirements and exemptions, To summarize the smog check requirements, if you live or work in the counties listed above, you will likely need an inspection. State By State: Differences In How States Handle Driver’s License Renewals, Washington State Passes New Distracted Driving Law That Bans Holding a Cellphone While Driving. All Rights Reserved. Clark County, NV If the vehicle was purchased from a Nevada dealer, the test is valid for 180 days from the date of the test. if you drive a car manufactured before 2015 and live or work in the Denver metropolitan area or the northern Front Range, theres a good chance that youre required to get an emissions inspection every one to two years. The vehicle must fail the carbon monoxide or hydrocarbon levels exceeding the set standards for 1968 1995 for light duty vehicles and all heavy-duty vehicles. Nevada test personnel measure the vehicles emissions while the vehicle remains in Park or Neutral gear and rev the vehicles engine at two different RPM (Revolutions Per Minute) levels. Emission Control Program . You do not need a renewal notice to have a test completed. Out-of-state insurance is not accepted. It's best to bring your vehicle to a licensed inspection facility as soon as possible in order to leave time for any necessary repairs or waiver applications.