Ariz. Rev. Stat. § 28-4595
A. Within thirty days after the date of service of the notice required by section 28-4594, any person claiming an interest in the item seized may file a verified claim, signed by the claimant, disputing the contraband status of the item seized. The verified claim shall include the following:
E. On return of a motor vehicle or a major component part of a vehicle that can be rendered noncontraband by obtaining a special serial number pursuant to section 28-2165, the person who is awarded possession of the item shall apply to the department within ten days after taking possession for assignment of a special serial number pursuant to section 28-2165 and shall file with the court proof that the application was made. After the granting or denial of an application for a special serial number, the person who is awarded possession of the item shall file proof with the court that a special serial number was obtained or denied. If the application is denied: