2023 Washington Code 34.05.458 – Separation of functions

2022 Washington Code 34.05.458 – Separation of functions

2020 Washington Code 34.05.458 – Separation of functions

2019 Washington Code 34.05.458 – Separation of functions

2018 Washington Code 34.05.458 – Separation of functions

2016 Washington Code 34.05.458 – Separation of functions

2015 Washington Code 34.05.458 – Separation of functions

2014 Washington Code 34.05.458 – Separation of functions

2013 Washington Code 34.05.458 – Separation of functions

2009 Washington Code 34.05.458 – Separation of functions