2023 Washington Code 41.32.813 – One-time purchase of service credit — Conditions — Payment — Rules

2022 Washington Code 41.32.813 – One-time purchase of service credit–Conditions–Payment–Rules

2020 Washington Code 41.32.813 – One-time purchase of service credit — Conditions — Payment — Rules

2019 Washington Code 41.32.813 – One-time purchase of service credit — Conditions — Payment — Rules

2018 Washington Code 41.32.813 – One-time purchase of service credit — Conditions — Payment — Rules

2016 Washington Code 41.32.813 – One-time purchase of service credit–Conditions–Payment–Rules

2015 Washington Code 41.32.813 – One-time purchase of service credit–Conditions–Payment–Rules

2014 Washington Code 41.32.813 – One-time purchase of service credit — Conditions — Payment — Rules

2013 Washington Code 41.32.813 – One-time purchase of service credit — Conditions — Payment — Rules

2009 Washington Code 41.32.813 – One-time purchase of service credit — Conditions — Payment — Rules