Ariz. Rev. Stat. § 41-1052
D. The council shall not approve the rule unless:
G. If the rule relies on scientific principles or methods, including a study disclosed pursuant to subsection D, paragraph 8 of this section, and a person submits an analysis to the council questioning whether the rule is based on valid scientific or reliable principles or methods, the council shall not approve the rule unless the council determines that the rule is based on valid scientific or reliable principles or methods that are specific and not of a general nature. In making a determination of reliability or validity, the council shall consider the following factors as applicable to the rule: