Please note that each court might have their own preferred forms. Use the easy-to-use child support calculator at ezCourtForms to create a Child Support Worksheet, Child Support Order, and Current Employer Information form.Fill in your ATLAS case number, Court Case number and Name in the appropriate fields. -Simplified Process. WHEN YOU HAVE COMPLETED THIS FORM: File the following forms with the Clerk of the Superior Court: 1. Request to Modify Child Support. 2. Either parent can request a child support modification provided they can demonstrate a substantial and continuing change of circumstances. COMPLETE THIS FORM IF: • You have an Arizona child support order and believe the amount of support should be changed, AND. Before you file anything, you should consult with an experienced family law attorney to discuss the options. Complete all required paperwork: Petition to Modify Child Legal Decision-Making, Parenting Time and Child Support: 1.