Ariz. Rev. Stat. § 28-4594
B. A law enforcement agency shall both:
2. Attempt to restore the original manufacturer's serial or identification numbers on the item seized as follows:
(b) If the original identification numbers can be temporarily restored and the last owner as identified on official title records maintained by the vehicle registration agency of the state, country or territory in which the vehicle was last issued a certificate of title or the person or entity to which a certificate of title was assigned by the last owner as identified on official title records can be found, the county attorney of the county in which the motor vehicle or major component part of a vehicle was seized or the attorney general, within sixty days after the date of seizure or such other reasonable time that is set by the court, shall file a petition or action in the superior court in the county in which the item was seized or in Maricopa county to forfeit the motor vehicle or major component part of a vehicle to this state for use or other appropriate disposition by the law enforcement agency that seized the item or for such other disposition as the state deems appropriate. The petition shall set forth probable cause that the item is contraband. A copy of the petition or notice of pending forfeiture shall be served as follows: