To begin a custody action, fill out a Petition for Custody to specify what you're asking the court to grant. You may have to include other forms.The link provided will send you to the accepted legal decision making and parenting plans ( custody ) for your location. Court Forms: Appellate Court forms, Divorce forms (Supreme Court approved), General Sessions Civil Court forms (Supreme Court approved), Juvenile Court forms. Complete all required paperwork: • Petition to Modify (the Petition). Requesting legal decision-making and parenting time ( custody ) can take place at any time in Arizona. The first thing to do is to complete the court forms. If the other parent has moved from Washington, then an Arizona court should accept jurisdiction under the facts as stated. Check back soon for 2026 application cycle dates or set up a job alert to be notified of the next cycle. To find a Global Entry Enrollment Center closest to you, use the following form or select the state or territory in the list below.