Versions of Washington Code 28B.52.043 - Collective bargaining -- Employee authorization of membership dues -- Revocation on LawServer 2023 Washington Code 28B.52.043 – Collective bargaining — Employee authorization of membership dues — Revocation 2022 Washington Code 28B.52.043 – Collective bargaining–Employee authorization of membership dues–Revocation 2020 Washington Code 28B.52.043 – Collective bargaining — Employee authorization of membership dues — Revocation 2019 Washington Code 28B.52.043 – Collective bargaining — Employee authorization of membership dues — Revocation