The following vehicles are exempt from emission testing:

(1) Newer vehicles. Vehicles less than five years old and 2009 or newer model year vehicles.

(2) Older vehicles. Vehicles more than twenty-five years old.

(3) Motorcycles and mopeds as defined in chapter 46.04 RCW.

(4) Prorated vehicles as defined in chapter 46.85 RCW.

(5) Vehicles garaged and operated outside a test area.

(6) Farm vehicles as defined in chapter 46.04 RCW.

(7) Vehicles not intended for highway use.

(8) Vehicles registered as powered by electricity, propane, compressed natural gas, or liquid petroleum gas.

(9) Honda Insight and Toyota Prius model vehicles.

(10) Diesel powered vehicles weighing less than 6001 pounds or with an engine that was certified by its manufacturer as meeting the EPA 2007 exhaust emission standards or equipped with an exhaust particle filter acceptable to ecology.

(11) Vehicles being sold or being offered for sale by a Washington licensed motor vehicle dealer.

(12) An emission test is not required to transfer the registered ownership between parents, siblings, grandparents, grandchildren, spouses, legal domestic partners, or present co-owners or to a public agency and for all changes of the legal owner.