Ariz. Rev. Stat. § 15-971
A. Equalization assistance for education is computed by determining the total of the following:
B. From the total of the amounts determined in subsection A of this section subtract:
2. The amount that would be produced by levying the applicable qualifying tax rate determined pursuant to section 41-1276 for a unified school district, a common school district not within a high school district or a common school district within a high school district that offers instruction in high school subjects as provided in section 15-447. The qualifying tax rate shall be applied in the following manner:
(a) For the purposes of the amount determined in subsection A, paragraph 1 of this section: