Versions of Washington Code 70A.340.070 - Manufacturers of brake friction material must provide certain data to the department -- Department\'s duties on LawServer 2023 Washington Code 70A.340.070 – Manufacturers of brake friction material must provide certain data to the department — Department’s duties 2022 Washington Code 70A.340.070 – Manufacturers of brake friction material must provide certain data to the department–Department’s duties 2020 Washington Code 70A.340.070 – Manufacturers of brake friction material must provide certain data to the department — Department’s duties