For proper application of payment and to avoid delays, taxpayers must submit payments together with the completed Arizona Form 204. The process to establish your payment plan request in our system will take approximately 60 days after the tax filing deadline.Individuals. Where's My Refund? Making Online Payments Using the Arizona Tax and Wage System; Payments Definitions; Payments Instructions; Important Information about Additional Payments. Arizona State Tax Filing. The Debt Setoff (DSO) Program was established to hold offenders accountable for financial obligations owed to Arizona courts and other state agencies.