Versions of See prior versions of a law on LawServer 2023 Washington Code 47.64.120 – Scope of negotiations — Interest on retroactive compensation increases — Prohibitions — Agreement conflicts 2022 Washington Code 47.64.120 – Scope of negotiations–Interest on retroactive compensation increases–Prohibitions–Agreement conflicts 2020 Washington Code 47.64.120 – Scope of negotiations — Interest on retroactive compensation increases — Prohibitions — Agreement conflicts 2019 Washington Code 47.64.120 2018 Washington Code 47.64.120 – Scope of negotiations — Interest on retroactive compensation increases — Prohibitions — Agreement conflicts 2016 Washington Code 47.64.120 – Scope of negotiations–Interest on retroactive compensation increases–Prohibitions–Agreement conflicts 2015 Washington Code 47.64.120 – Scope of negotiations–Interest on retroactive compensation increases–Prohibitions–Agreement conflicts 2014 Washington Code 47.64.120 – Scope of negotiations — Interest on retroactive compensation increases — Prohibitions — Agreement conflicts 2013 Washington Code 47.64.120 – Scope of negotiations — Interest on retroactive compensation increases — Prohibitions — Agreement conflicts 2009 Washington Code 47.64.120 – Scope of negotiations — Interest on retroactive compensation increases — Agreement conflicts