2023 Washington Code 15.15.010 – Restricted seed potato production area — Growers’ petition — Department of agriculture — Director — Rules

2022 Washington Code 15.15.010 – Restricted seed potato production area–Growers’ petition–Department of agriculture–Director–Rules

2020 Washington Code 15.15.010 – Restricted seed potato production area — Growers’ petition — Department of agriculture — Director — Rules

2019 Washington Code 15.15.010 – Restricted seed potato production area — Growers’ petition — Department of agriculture — Director — Rules

2018 Washington Code 15.15.010 – Restricted seed potato production area — Growers’ petition — Department of agriculture — Director — Rules

2016 Washington Code 15.15.010 – Restricted seed potato production area–Growers’ petition–Department of agriculture–Director–Rules

2015 Washington Code 15.15.010 – Restricted seed potato production area–Growers’ petition–Department of agriculture–Director–Rules

2014 Washington Code 15.15.010 – Restricted seed potato production area — Growers’ petition — Department of agriculture — Director — Rules

2013 Washington Code 15.15.010 – Restricted seed potato production area — Growers’ petition — Department of agriculture — Director — Rules

2009 Washington Code 15.15.010 – Restricted seed potato production area — Growers’ petition — Department of agriculture — Director — Rules