Versions of Washington Code 70A.214.040 - Waste reduction and hazardous substance use reduction consultation program on LawServer 2023 Washington Code 70A.214.040 – Waste reduction and hazardous substance use reduction consultation program 2022 Washington Code 70A.214.040 – Waste reduction and hazardous substance use reduction consultation program 2020 Washington Code 70A.214.040 – Waste reduction and hazardous substance use reduction consultation program