Filers in Dallas County can now e-file an Uncontested Divorce Without Children and Adult Name Changes through Guide and File! This guide includes forms and instructions for a letter and affidavit to request that the court register an out-of-state custody order in Texas.Cause Number: (Fill in the cause number and court information exactly as it is written on the order you want to change.). The Statement may be used to file papers with the court clerk without paying a filing fee. I am the Petitioner, the person asking the Court to make orders about the child or children named below. An alphabeticalbytopic list is provided below containing information and downloadable PDF forms, when available, or links to external resources. You are required to include anything you want the judge to consider in a motion with your pleadings. If you need more information than is available online, fill out the above form. Military. Military Affidavit. This form is used as proof to the court that a custodial or noncustodial parent is in the military.