Ariz. Rev. Stat. § 37-285
C. Before September 1, 1994, and at other times the commissioner may propose, but not more frequently than every five years, the governor shall appoint a grazing land valuation commission consisting of five members appointed by the governor pursuant to section 38-211. The commission shall serve for a period of one year from the date the members assume office during which period the commission shall complete the appraisal. The commission shall consist of the following members, each of whom shall have experience in analyzing and valuing the use of forage on grazing land:
E. The grazing land valuation commission may employ a person who is experienced in analyzing and valuing the use of forage on grazing land and who, together with the members of the commission, shall gather the information that is necessary to prepare an appraisal to determine the true value of the use of forage on state grazing land and shall prepare this appraisal using both the market and income approaches. The appraisal report shall recommend a grazing fee that will equal the true value as recommended by the commission. The information and work products gathered in preparing the appraisal shall be available to the public. In determining the rental rate using the market approach the commission shall determine the typical lease of two years or more of private grazing land located in this state during normal years. The commission shall compare all factors that make up the bundle of rights and obligations in the typical private lease with the factors that make up the bundle of rights and obligations in the typical state lease. The commission shall document all adjustments, calculations and assumptions made in reaching a conclusion of true rental value for the state land grazing fee and shall determine economic benefit, burden or value attributable to each of these factors. These factors shall include the following:
I. For the purposes of this section: