These are the official forms for use in Family Court proceedings. General Forms ; GF-4.Court Ordered Subpoena. 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. This article tells you how to file an answer in a family law case (such as a divorce, custody, paternity, or modification case). This is sometimes called "service of citation" or "service of process. " It is legal notice to the other side that you have filed your case. Attorneys must use the electronic filing system. Share sensitive information only on official, secure websites. Office of Children and Family Services.