Ariz. Rev. Stat. § 35-142
A. All monies received for and belonging to this state shall be deposited in the state treasury and credited to the state general fund except the following, which shall be placed and retained in separate funds:
11. All monies received by the Arizona game and fish commission in connection with clean water act in-lieu fee projects shall be deposited in a special trust fund, known as the game and fish in-lieu fee program restoration endowment trust fund, established by section 17-265 for the use of the Arizona game and fish commission solely for the following:
L. Any state agency that contracts with an authorized agent to electronically process transactions pursuant to title 41, chapter 23 may include a provision in the contract to allow the authorized agent to impose a convenience fee or a service fee or surcharge. If allowed, the convenience fee or the service fee or surcharge shall be charged to the cardholder in addition to the transaction amount, except for the following:
M. Each state agency or its authorized agent shall: