Additional Information
Chamber Statement on CERCLA Designation of PFOA and PFOSCase Updates
D.C. Circuit rejects U.S. Chamber coalition’s challenge to novel EPA rule that designates PFOA and PFOS as hazardous substances under a never-before-used provision of CERCLA
August 18, 2026
U.S. Chamber coalition files reply brief in litigation challenging novel EPA rule that designates PFOA and PFOS as hazardous substances under a never-before-used provision of CERCLA
November 14, 2025
U.S. Chamber coalition files opening brief
November 04, 2024
U.S. Chamber coalition files petition for review in D.C. Circuit challenging novel EPA rule that designates two substances as hazardous under a never-before-used provision of the Comprehensive Environmental Response, Compensation, and Liability Act (CERCLA)
June 10, 2024
Elbert Lin, Paul T. Nyffeler, and David M. Parker of Hunton Andrews Kurth LLP served as outside counsel.
Case Documents
- Petition for Review (with Ex. A) -- Chamber v. EPA (D.C. Circuit)
- Opening Brief -- Chamber v. EPA (D.C. Circuit)
- NAM Amicus Brief -- Chamber v. EPA (D.C. Circuit)
- Passive Receivers Amicus Brief -- Chamber v. EPA (D.C. Circuit)
- SSP Amicus Brief -- Chamber v. EPA (D.C. Circuit)
- Respondent Brief -- Chamber of Commerce v. EPA (D.C. Circuit)
- Reply Brief -- Chamber of Commerce v. EPA (D.C. Circuit)
- Opinion -- Chamber of Commerce v. EPA (D.C. Circuit)
- Judgment -- Chamber of Commerce v. EPA (D.C. Circuit)