Emissions inspection is required prior to registration Area A and B and differs in the two areas.
Area A includes townships in Maricopa, Yavapai, and Pinal counties; Area B includes select townships in Pima county.
Vehicles manufactured in or before 1966 are exempt from inspection.
Vehicles in Area B and manufactured in or before 1980, other than diesel-powered vehicles, must pass the curb idle test condition; vehicles in Area B and manufactured in or after 1981, other than diesel-powered vehicles, must pass the curb idle test condition and the loaded test condition. Exempts collectible vehicles and motorcycles from emission inspections in Area B.
Vehicles in Area A and manufactured in or after 1981 with a Gross Vehicle Weight (GVW) rating of 8,500 lbs. or less, other than diesel vehicles, must pass a transient loaded test or an on-board diagnostic test; all other vehicles in Area A, except diesel vehicles, must pass a steady state loaded test and a curb idle emissions test.
Repair and maintenance costs not to exceed $500 in Area A and $300 in Area B.
OBD is utilized as part of the state emissions inspection process.
Visit the Arizona Department of Environmental Quality for more information on Arizona’s Vehicle Emissions Inspection Program.