Versions of Washington Code 70A.388.901 - Effective date -- 1961 c 207 on LawServer 2023 Washington Code 70A.388.901 – Effective date — 1961 c 207 2022 Washington Code 70A.388.901 – Effective date–1961 c 207 2020 Washington Code 70A.388.901 – Effective date — 1961 c 207