2023 Washington Code 39.04.380 – Preference for resident contractors

2022 Washington Code 39.04.380 – Preference for resident contractors

2020 Washington Code 39.04.380 – Preference for resident contractors

2019 Washington Code 39.04.380 – Preference for resident contractors

2018 Washington Code 39.04.380 – Preference for resident contractors

2016 Washington Code 39.04.380 – Preference for resident contractors

2015 Washington Code 39.04.380 – Preference for resident contractors

2014 Washington Code 39.04.380 – Preference for resident contractors

2013 Washington Code 39.04.380 – Preference for resident contractors