296th Sample Affidavit for Prove-Up Divorce. 366th District Court.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. Everything you need to write a declaration letter to the judge in your custody case: an example, a downloadable template, an outline and tips. Affidavit of Child in Support of Motion for an Order for Sibling Placement or Contact. This article tells you how to file an answer in a family law case (such as a divorce, custody, paternity, or modification case). These are the official forms for use in Family Court proceedings. These forms allow parents, families, and employers to provide the Child Support Division with additional information so we can better serve you. Chapter 105 of the Texas Family Code allows a court to issue a temporary order in a SAPCR prior to the final order. Understanding the Law.