Ariz. Rev. Stat. § 38-847
A. To the extent outlined in this section, the administration of the system and responsibility for making the provisions of the system effective for each employer are vested in a local board. The department of public safety, the Arizona game and fish department, the department of emergency and military affairs, the university of Arizona, Arizona state university, northern Arizona university, each county sheriff's office, each county attorney's office, each county parks department, each municipal fire department, each eligible fire district, each community college district, each municipal police department, the department of law, the department of liquor licenses and control, the Arizona department of agriculture, the Arizona state parks board, each Indian reservation police agency and each Indian reservation firefighting agency shall have a local board. A nonprofit corporation operating pursuant to sections 28-8423 and 28-8424 shall have one local board for all of its members. Each local board shall be constituted as follows:
D. Except as limited by subsection E of this section, a local board shall have such powers as may be necessary to discharge the following duties:
H. A claimant may apply for or the board of trustees may require a rehearing before the local board within the time periods prescribed in this subsection, except that if a decision of a local board violates the internal revenue code or threatens to jeopardize the system's status as a qualified plan under the internal revenue code, any limitation period for the board of trustees to require a rehearing of a local board decision does not apply. An application for a rehearing shall be filed in writing with a member of the local board or its secretary within sixty days after: