Ariz. Rev. Stat. § 36-2945
A. If there is an insufficient number of qualified bids in a county pursuant to section 36-2944, or for those members not enrolled with program contractors, the director on the approval of the legal advisor of the administration may:
B. During any period in which services are needed and no contract exists, or for those members not enrolled with program contractors, the director on the approval of the legal advisor of the administration may do either of the following: