Ariz. Rev. Stat. § 13-4311
B. Judicial in rem forfeiture proceedings are in the nature of an action in rem and are governed by the Arizona rules of civil procedure unless a different procedure is provided by law. A civil in rem action may be brought by the state in addition to or in lieu of the civil and criminal in personam forfeiture procedures set forth in sections 13-4312 and 13-4313 if the prosecutor shows by clear and convincing evidence that there is no known owner of the seized property, diligent efforts have been made to identify the owner of the seized property and no person has asserted an ownership interest in the seized property or that, before or after the conviction, the defendant or alleged criminal: