First, download and complete the request form. Everything you need to write a declaration letter to the judge in your custody case: an example, a downloadable template, an outline and tips.Include a copy of all pervious orders. Include any supporting documents, such as pay stubs or tax returns. Learn how to file for paternity, child custody or parenting time, what forms you'll need, and where to file. What parents and witnesses need to know about character reference letters to the court for child custody. Includes a downloadable sample and template. Learn how to file for paternity, child custody or parenting time, what forms you'll need, and where to file. A parent can also submit a written declaration letter to the court to request a modification to their custody order. Access your case information.