Washington Motion And Order Issue of Law-Demand For Expert Witness is a legal document used in the state of Washington that allows a party to a lawsuit to request that an expert witness be brought in to testify and provide expert opinion on a matter of law. This document can be used to request the production of an expert witness by either the plaintiff or the defendant in a civil lawsuit. There are two types of Washington Motion And Order Issue of Law-Demand For Expert Witness: a Motion for Expert Witness and an Order for Expert Witness. The Motion for Expert Witness is filed by the party that wishes to have an expert witness testify and provides the court with an explanation of the expert's qualifications and the nature of the testimony they will provide. The Order for Expert Witness is issued by the court in response to the Motion, granting the request and ordering the expert witness to appear and give testimony.