Washington · statute · Wash. Rev. Code ch. 2.40 · 4 active provisions
Witnesses shall receive for each day's attendance in all courts of record of this state the same compensation per day and per mile as jurors in superior court. Witnesses in any other court shall receive for each day's attendance the same compensation per day and per mile as jurors in district court.
Witnesses in civil cases shall be entitled to receive, upon demand, their fees for one day's attendance, together with mileage going to the place where they are required to attend, if such demand is made to the officer or person serving the subpoena at the time of service.
Whenever a juror, witness, or officer is required to attend a court, or travel on official business out of the limits of his or her own county, and entitled to mileage, in lieu thereof he or she may at his or her option receive his or her actual and necessary traveling expenses by the usually traveled route in going to…
No attorney in any case shall be allowed any fees as a witness in such case.