2023 Washington Code 19.190.020 – Unpermitted or misleading electronic mail — Prohibition

2022 Washington Code 19.190.020 – Unpermitted or misleading electronic mail–Prohibition

2020 Washington Code 19.190.020 – Unpermitted or misleading electronic mail — Prohibition

2019 Washington Code 19.190.020 – Unpermitted or misleading electronic mail — Prohibition

2018 Washington Code 19.190.020 – Unpermitted or misleading electronic mail — Prohibition

2016 Washington Code 19.190.020 – Unpermitted or misleading electronic mail–Prohibition

2015 Washington Code 19.190.020 – Unpermitted or misleading electronic mail–Prohibition

2014 Washington Code 19.190.020 – Unpermitted or misleading electronic mail — Prohibition

2013 Washington Code 19.190.020 – Unpermitted or misleading electronic mail — Prohibition

2009 Washington Code 19.190.020 – Unpermitted or misleading electronic mail — Prohibition