2023 Washington Code 6.40A.020 – Applicability

2022 Washington Code 6.40A.020 – Applicability

2020 Washington Code 6.40A.020 – Applicability

2019 Washington Code 6.40A.020 – Applicability

2018 Washington Code 6.40A.020 – Applicability

2016 Washington Code 6.40A.020 – Applicability

2015 Washington Code 6.40A.020 – Applicability

2014 Washington Code 6.40A.020 – Applicability

2013 Washington Code 6.40A.020 – Applicability