Ariz. Rev. Stat. § 28-5801
B. Except as provided in subsections C, D and E of this section:
1. During the first twelve months of the life of a vehicle as determined by its initial registration, the vehicle license tax is based on each $100 in value, the value of the vehicle is sixty percent of the manufacturer's base retail price of the vehicle and the vehicle license tax rate for each of the recipients is as follows:
2. During each succeeding twelve-month period, the vehicle license tax is based on each $100 in value, the value of the vehicle is 16.25 percent less than the value for the preceding twelve-month period and the vehicle license tax rate for each of the recipients is as follows:
C. The vehicle license tax is as follows for noncommercial trailers that are not travel trailers and that are ten thousand pounds or less declared gross weight:
D. The vehicle license tax is as follows for a trailer or semitrailer that is not a travel trailer and that exceeds ten thousand pounds declared gross weight:
2. On renewal of registration or if previously registered in another state, a onetime vehicle license tax of:
E. The vehicle license tax for an all-terrain vehicle or off-highway vehicle as defined in section 28-1171 is $3 if the all-terrain vehicle or off-highway vehicle meets both of the following criteria:
G. For the purposes of this section: