Ariz. Rev. Stat. § 45-614
A. The director, not later than October 1 each year, shall set the groundwater withdrawal fee for each active management area for the following calendar year. In setting the fee, the director shall comply with the requirements of section 45-611, subsections A and C and shall consider, among other things:
C. Within thirty days after the director sets the groundwater withdrawal fees for the next calendar year, the director shall give notice of the fees by: