This is a how-to guide on interrogatories and requests for production in Washington divorce and family law cases. The process and the pattern interrogatories will be available from the KCSC website: kingcounty.Interrogatories are a set of written questions that one side in a lawsuit sends to the other side to gather information and evidence. Complete the Schedule of Assets and Debts served with these interrogatories. 12. Separate Property or Debts. In accordance with Washington. Superior Court Rules 26 and 33, please answer each of the following interrogatories separately, fully, in writing and under oath. King County Superior Court has approved pattern interrogatories for use in automobile tort cases. Read Rule CR 5 - Service and Filing of Pleadings and Other Papers, Wash. Sup.