Ariz. Rev. Stat. § 44-1406
A. If the attorney general has reasonable cause to believe that a person has information or is in possession, custody or control of any document or other tangible object relevant to an investigation for a violation of this article, the attorney general may serve upon the person, before bringing any action in the superior court, a written demand to appear and be examined under oath, to answer written interrogatories under oath and to produce the document or object for inspection and copying. The demand shall:
B. If a person objects to or otherwise fails to comply with the written demand served upon him under subsection A, the attorney general may file an action in the superior court for an order to enforce the demand. Venue for the action to enforce the demand shall be in the county in which the person resides or in which the person maintains a place of business or in which the event giving rise to jurisdiction occurred or in which the event had an effect. Notice of hearing the action to enforce the demand and a copy of the action shall be served upon the person in the same manner as that prescribed in the Arizona rules of civil procedure. If the court finds that the demand is proper, that there is reasonable cause to believe there may have been a violation of this article and that the information sought or document or object demanded is relevant to the violation, it shall order the person to comply with the demand, subject to modifications the court may prescribe. If the person fails to comply with such order, the court may issue any of the following orders until the person complies with such order:
E. Any procedure, testimony taken or material produced under this section shall be kept confidential by the attorney general before bringing an action against a person under this article for the violation under investigation unless any of the following applies: