Ariz. Admin. Code § R4-35-302
Officers will be elected at the regular annual meeting of the Board of Directors but officers may be elected at any other meeting of the Board when necessary to fill a vacancy in any existing or newly-created office. Officers will continue in office until the election of a successor subject to earlier action pursuant to rule R4-35-304 or rule R4-35-401 below.
Adopted effective April 27, 1981 (Supp. 81-2).