Versions of Washington Code 70A.300.370 - Local governments to designate zones -- Departmental guidelines -- Approval of local government zone designations or amendments -- Exemption on LawServer 2023 Washington Code 70A.300.370 – Local governments to designate zones — Departmental guidelines — Approval of local government zone designations or amendments — Exemption 2022 Washington Code 70A.300.370 – Local governments to designate zones–Departmental guidelines–Approval of local government zone designations or amendments–Exemption 2020 Washington Code 70A.300.370 – Local governments to designate zones — Departmental guidelines — Approval of local government zone designations or amendments — Exemption