Each of the documents listed below inculde a blank form and the instructions to fill out that form. This purpose of this packet is to provide you with the information and documents you may need to start or respond to child custody actions.This video from Summit Legal Aid, formerly Laurel Legal Services. Provides line-by-line instructions on how to complete a Custody Complaint form. Insert your name on the first line on the left side of the top of the form (This is called the caption). Box 1: Print in the county in which you are filing your petition. This will be the county court which issued the custody order. Electronic filing will be mandatory in all new and pending Family Court case types. This section explains the basic forms needed for a plaintiff to draft, file, and serve simple Pennsylvania Child Custody actions in a step-by-step format. If you do not think you can pay the filing fee, you can ask the Court to waive the costs.