Ariz. Rev. Stat. § 32-1124
B. Licenses issued under this chapter and any renewals shall be signed by the registrar or the registrar's designated representative and by the licensee. The license is nontransferable, and satisfactory evidence of possession shall be exhibited by the licensee on demand. The license number appearing on any licenses held by the licensee must be preceded by the acronym "ROC" and shall be posted or placed as follows:
G. The registrar may suspend by operation of law a license issued under this chapter if any of the following occurs: