Versions of See prior versions of a law on LawServer 2023 Washington Code 87.03.870 – Mutual aid agreements for emergency interdistrict assistance — Authority — Liability 2022 Washington Code 87.03.870 – Mutual aid agreements for emergency interdistrict assistance–Authority–Liability 2020 Washington Code 87.03.870 – Mutual aid agreements for emergency interdistrict assistance — Authority — Liability 2019 Washington Code 87.03.870 2018 Washington Code 87.03.870 – Mutual aid agreements for emergency interdistrict assistance — Authority — Liability 2016 Washington Code 87.03.870 – Mutual aid agreements for emergency interdistrict assistance–Authority–Liability 2015 Washington Code 87.03.870 – Mutual aid agreements for emergency interdistrict assistance–Authority–Liability 2014 Washington Code 87.03.870 – Mutual aid agreements for emergency interdistrict assistance — Authority — Liability 2013 Washington Code 87.03.870 – Mutual aid agreements for emergency interdistrict assistance — Authority — Liability 2009 Washington Code 87.03.870 – Mutual aid agreements for emergency interdistrict assistance — Authority — Liability