2023 Washington Code 25.15.811 – Authority to adopt rules

2022 Washington Code 25.15.811 – Authority to adopt rules

2020 Washington Code 25.15.811 – Authority to adopt rules

2019 Washington Code 25.15.811 – Authority to adopt rules

2018 Washington Code 25.15.811 – Authority to adopt rules

2016 Washington Code 25.15.811 – Authority to adopt rules

2015 Washington Code 25.15.811 – Authority to adopt rules