Welcome to Washington State Courts. This is a how-to guide on interrogatories and requests for production in Washington divorce and family law cases.All forms are available in PDF format unless otherwise noted. The Court recommends opening PDF forms with Adobe Acrobat Reader. The United States served interrogatories and request for production in aid of the judgment and execution, pursuant to. Approved Pattern Interrogatories Forms. King County Superior Court has approved pattern interrogatories for use in automobile tort cases. Each pleading, notice, or other document required to be served shall contain a certificate of service in accordance with the Federal Rules of Civil Procedure. Every motion, petition, or preliminary objection shall include a proposed order of court which shall be attached before the certificate of service. Use our collection of self-help resources to prepare for court-related events.