2023 Washington Code 19.06.020 – Governmental agencies shall purchase goods and services — Conditions

2022 Washington Code 19.06.020 – Governmental agencies shall purchase goods and services–Conditions

2020 Washington Code 19.06.020 – Governmental agencies shall purchase goods and services — Conditions

2019 Washington Code 19.06.020 – Governmental agencies shall purchase goods and services — Conditions

2018 Washington Code 19.06.020 – Governmental agencies shall purchase goods and services — Conditions

2016 Washington Code 19.06.020 – Governmental agencies shall purchase goods and services–Conditions

2015 Washington Code 19.06.020 – Governmental agencies shall purchase goods and services–Conditions

2014 Washington Code 19.06.020 – Governmental agencies shall purchase goods and services — Conditions

2013 Washington Code 19.06.020 – Governmental agencies shall purchase goods and services — Conditions

2009 Washington Code 19.06.020 – Governmental agencies shall purchase goods and services — Conditions