Get informed about the tax implications of alimony and child support in Arizona. Learn how changes in tax laws affect payments and reporting.This packet contains court-approved instructions to register a foreign (out-of-state) family support order in. How does child support work in Arizona? Explaining Arizona's specific alimony process and how this could effect your divorce and financial eligibility. Enter your name; mailing address; city, state, and zip code; and phone number. (2). The courts provide a free calculator that can be used to determine what a divorcing parent's child support obligations might be. Arizona has come out with new child support guidelines for 2022, with the most interesting changes being seen in childcare costs and tax exemptions. Basic Support: Fill in the number of children on the worksheet (Line 3). The spouse can receive the payment either in a single lump sum payment or monthly (a Glendale divorce lawyer can help with that).