Wash. Rev. Code § 38.42.150
(1) Whenever the attorney general believes that any person may:
(2) Each demand must:
(3) No demand may:
(4) Service of such a demand may be made by:
(5)
(7) No documentary material, answers to written interrogatories, or transcripts of oral testimony produced pursuant to a demand, or copies thereof, shall, unless otherwise ordered by a superior court for good cause shown, be produced for inspection or copying by, nor may the contents thereof be disclosed to, other than an authorized employee of the attorney general, without the consent of the person who produced the material, answered written interrogatories, or gave oral testimony, except as otherwise provided in this section: PROVIDED, That:
[ 2014 c 65 s 6.]