Fillable forms for filing in Arizona Courthouses. Below, find a fill-in-the-blank template, as well a detailed example of a declaration letter.Keep in mind that court requirements and preferences vary. Form: Petition to Establish Child Support: (1) Fill in the name, address, and phone number of the person filing the form. "Learn how to craft an effective character reference letter for court proceedings with our comprehensive guide. Legal DecisionMaking and Parenting Time Forms for the state of Arizona. What parents and witnesses need to know about character reference letters to the court for child custody. Includes a downloadable sample and template. Court Forms and Instructions. Completing the Forms.