Welcome to Washington State Courts. Fill out legal documents online for free.It's simple: we ask you questions and use your answers to complete the documents you need. The state of Washington launched a webbased Calculator to enable judges, defendants, and public defenders to calculate fines and fees owed. A walkthrough of the LFO Calculator and its application to cases in Washington State's Courts of Limited Jurisdiction. This interview will fill out the Worksheets and calculate child support based on your answers. Use our free online child custody calculator to determine a custody payment in Washington State in 2024. Below, find a fill-in-the-blank template, as well a detailed example of a declaration letter. Keep in mind that court requirements and preferences vary. STEP 1: Download and complete the electronically fillable PDF form EMAIL FILING COVER SHEET FORM .