Washington Adopts PFAS Restrictions in 12 Product Categories Under WAC 173-337 | Certivo Regulations
Washington Adopts PFAS Restrictions in 12 Product Categories Under WAC 173-337
WAC 173-337 (Safer Products Restrictions and Reporting)
Washington State Department of Ecology
Announced
Nov 20, 2025
Implementation
Jan 1, 2027
Description
Washington Department of Ecology adopted amendments to Chapter 173-337 WAC (Safer Products Restrictions and Reporting) on November 20, 2025, restricting intentionally added PFAS in 12 consumer product categories including apparel, cleaning products, and automotive washes. Sales prohibition takes effect January 1, 2027. The rule adds a 50 ppm total fluorine threshold for presumptive determination of intentionally added PFAS and requires manufacturer reporting for 9 additional product categories.
Sources
- Official WAC 173-337 - Washington State Department of Ecology
- Official Washington State Register WSR 25-24-007
- Washington State's Amended PFAS Rule Restricts New Product Categories and Adds Total Fluorine Threshold
Key Findings
Washington Adopts PFAS Restrictions in 12 Product Categories Under WAC 173-337
Effective Date of Rule: Thirty-one days after filing.
Purpose: The Washington State Department of Ecology (ecology) is adopting amendments to Chapter 173-337 WAC, Safer products restrictions and reporting. The amended rule restricts the manufacture, sale, and distribution of the following consumer product categories in Wash-