Versions of Washington Code 82.25.040 - Itemized invoice requirement -- Retailers on LawServer 2023 Washington Code 82.25.040 – Itemized invoice requirement — Retailers 2022 Washington Code 82.25.040 – Itemized invoice requirement–Retailers 2020 Washington Code 82.25.040 – Itemized invoice requirement — Retailers 2019 Washington Code 82.25.040