Affidavit of Child in Support of Motion for an Order for Sibling Placement or Contact. These are the official forms for use in Family Court proceedings.Everything you need to write a declaration letter to the judge in your custody case: an example, a downloadable template, an outline and tips. These guides will help you write forms or letters to solve legal problems in New York State. Some are forms for a court or government agency. Give it to your attorney to get it into the record properly. This program guides you step-by-step through court forms on any computer or mobile device. Answer a few simple questions and receive a completed PDF document. This article provides a comprehensive guide to writing a declaration letter for child custody cases, including a sample letter. What parents and witnesses need to know about character reference letters to the court for child custody.