2023 Washington Code 46.93.170 – Unfair practices

2022 Washington Code 46.93.170 – Unfair practices

2020 Washington Code 46.93.170 – Unfair practices

2019 Washington Code 46.93.170 – Unfair practices

2018 Washington Code 46.93.170 – Unfair practices

2016 Washington Code 46.93.170 – Unfair practices

2015 Washington Code 46.93.170 – Unfair practices

2014 Washington Code 46.93.170 – Unfair practices

2013 Washington Code 46.93.170 – Unfair practices

2009 Washington Code 46.93.170 – Unfair practices