In this article, we will discuss how to write a formal letter to a judge, along with the proper format and a sample letter. You do not write letters to judges.Everything you need to write a declaration letter to the judge in your custody case: an example, a downloadable template, an outline and tips. The better route is to contact one or both attorneys and let them know what you'd like to testify about. A character letter to a judge should establish your credibility, paint a full picture of the defendant and be respectful, among other things. Writing a letter to the judge is considered an inappropriate ex parte communication. A character letter is designed to show support for a defendant in a criminal case. These letters have the potential to influence the court. Here are suggested guidelines, if you want to write a letter of support for a friend, family member, or loved one for their sentencing hearing. If you've been asked to write to the judge, use our sample character reference letter and fill-in-the-blank template.