Wash. Rev. Code § 78.52.100
All rules, regulations, policies, and orders of the department, all petitions, copies of all notices and actions with affidavits of posting, mailing, or publications pertaining thereto, all findings of fact, and transcripts of all hearings shall be in writing and shall be entered in full by the department in the permanent official records of the office of the commissioner of public lands and shall be open for inspection at all times during reasonable office hours. A copy of any rule, regulation, policy, order, or other official records of the department, certified by the commissioner of public lands, shall be received in evidence in all courts of this state with the same effect as the original. The department is hereby required to furnish to any person upon request, copies of all rules, regulations, policies, orders, and amendments thereof.
RCW 78.52.100
Severability-Headings and captions not law-Effective date-1994 sp.s. c 9: See RCW 18.79.900 through 18.79.902.