Fill out the following form. You are the "Plaintiff.Be sure to keep a copy for your records. Steps for Filing a Complaint. View court forms and instructions to file a petition and serve papers to establish custody, parenting time, and child support in Maricopa County, Arizona. To begin a non-dissolution custody action, you'll complete a Verified Complaint. The link provided will send you to the accepted legal decision making and parenting plans ( custody ) for your location. Voter registration forms are available online, or you can request that a voter registration form be mailed to you from your County Recorder. AGAN is an attorney with the Maricopa County Office of Legal Advocate. (OLA) Capital PCR Unit, handling State Post-Conviction litigation in death penalty cases.