2023 Washington Code 79.135.904 – Effective date — 1982 1st ex.s. c 21

2022 Washington Code 79.135.904 – Effective date–1982 1st ex.s. c 21

2020 Washington Code 79.135.904 – Effective date — 1982 1st ex.s. c 21

2019 Washington Code 79.135.904

2018 Washington Code 79.135.904 – Effective date — 1982 1st ex.s. c 21

2016 Washington Code 79.135.904 – Effective date–1982 1st ex.s. c 21

2015 Washington Code 79.135.904 – Effective date–1982 1st ex.s. c 21

2014 Washington Code 79.135.904 – Effective date — 1982 1st ex.s. c 21

2013 Washington Code 79.135.904 – Effective date — 1982 1st ex.s. c 21

2009 Washington Code 79.135.904 – Effective date — 1982 1st ex.s. c 21