2023 Washington Code 19.126.050 – Suppliers’ prohibited acts

2022 Washington Code 19.126.050 – Suppliers’ prohibited acts

2020 Washington Code 19.126.050 – Suppliers’ prohibited acts

2019 Washington Code 19.126.050 – Suppliers’ prohibited acts

2018 Washington Code 19.126.050 – Suppliers’ prohibited acts

2016 Washington Code 19.126.050 – Suppliers’ prohibited acts

2015 Washington Code 19.126.050 – Suppliers’ prohibited acts

2014 Washington Code 19.126.050 – Suppliers’ prohibited acts

2013 Washington Code 19.126.050 – Suppliers’ prohibited acts

2009 Washington Code 19.126.050 – Suppliers’ prohibited acts