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Maine Chapter 90 PFAS Rule Amendment Establishes CUU Framework
PFAS MaineMaine Department of Environmental ProtectionMaine, US
Announced
Oct 7, 2025
Effective
Oct 7, 2025
Implementation
Oct 7, 2025
Description
Maine's amended Chapter 90 rule became effective October 7, 2025, establishing the Currently Unavoidable Use (CUU) criteria framework and implementing sales prohibitions for products containing intentionally added PFAS under 38 M.R.S. §1614. The rule details notification requirements, exemptions, and compliance timelines for manufacturers.
Sources
Key Findings
Maine Chapter 90 PFAS Rule Amendment Establishes CUU Framework
# Chapter 90: Products Containing Perfluoroalkyl and Polyfluoroalkyl Substances [1.Applicability. 2](https://www.maine.gov/sos/sites/maine.gov.sos/files/inline-files/096c090-2025-191%20(AMD).docx#_Toc193363768) [2.Definitions 2](https://www.maine.gov/sos/sites/maine.gov.sos/files/inline-files/096c090-2025-191%20(AMD).docx#_Toc193363769) [3.Notification 7](https://www.maine.gov/sos/sites/maine.gov.sos/files/inline-fil
Maine Chapter 90 PFAS Rule Amendment Establishes CUU Framework
DEPARTMENT OFSTATE O F MAINE ENVIRONMENTAL PROTECTION JANET T. MILLS MELANIE LOYZIM GOVERNOR COMMISSIONER To: Board of Environmental Protection From: Tom Graham, Policy Specialist Kerri M Farris, Planning and Research Associate Blazka Zgec, Environmental Specialist Date: July 17, 2025 Re: Chapter 90: Products Containing Perfluoroalkyl and Polyfluoroalkyl Substances The Department seeks to initiate rulemaking to amend