Versions of Washington Code 18.20.500 - Information for consumers on LawServer 2023 Washington Code 18.20.500 – Information for consumers 2022 Washington Code 18.20.500 – Information for consumers 2020 Washington Code 18.20.500 – Information for consumers 2019 Washington Code 18.20.500 – Information for consumers 2018 Washington Code 18.20.500 – Information for consumers
