Versions of Washington Code 82.25.060 - Invoice requirements -- Rules -- Liability on LawServer 2023 Washington Code 82.25.060 – Invoice requirements — Rules — Liability 2022 Washington Code 82.25.060 – Invoice requirements–Rules–Liability 2020 Washington Code 82.25.060 – Invoice requirements — Rules — Liability 2019 Washington Code 82.25.060