I have information of a lawsuit concerning the above named child in a court in North Carolina or another state. Everything you need to write a declaration letter to the judge in your custody case: an example, a downloadable template, an outline and tips.What parents and witnesses need to know about character reference letters to the court for child custody. Includes a downloadable sample and template. This article provides a comprehensive guide to writing a declaration letter for child custody cases, including a sample letter. Sample 2 – Child Custody Character Reference Letter. 1. Heading and Greeting. The NC Custody Form is a legal document used in North Carolina for parents to establish custody arrangements for their children. It may also mean filing a motion in an existing divorce or child custody case. To file, you must prepare a court motion that follows the proper format.