2023 Washington Code 48.20.470 – Standardization and simplification — Outline of coverage — Format and contents

2022 Washington Code 48.20.470 – Standardization and simplification–Outline of coverage–Format and contents

2020 Washington Code 48.20.470 – Standardization and simplification — Outline of coverage — Format and contents

2019 Washington Code 48.20.470

2018 Washington Code 48.20.470 – Standardization and simplification — Outline of coverage — Format and contents

2016 Washington Code 48.20.470 – Standardization and simplification–Outline of coverage–Format and contents

2015 Washington Code 48.20.470 – Standardization and simplification–Outline of coverage–Format and contents

2014 Washington Code 48.20.470 – Standardization and simplification — Outline of coverage — Format and contents

2013 Washington Code 48.20.470 – Standardization and simplification — Outline of coverage — Format and contents

2009 Washington Code 48.20.470 – Standardization and simplification — Outline of coverage — Format and contents