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Fox Rothschild LLP

Litigation Over PFAS Designation as Hazardous Substances Remains on Hold

Fox Rothschild LLP on

On April 30, 2025, the U.S. Court of Appeals for the D.C. Circuit granted an additional 30-day abeyance in the challenge to EPA’s Final Rule designating Perfluorooctanoic Acid (PFOA) and Perfluorooctanesulfonic Acid (PFOS) as...more

Pillsbury - PFAS Observer

The End of Chevron Deference Could Spell Trouble for EPA’s PFAS “Hazardous Substance” Rule

A recent Supreme Court ruling could further jeopardize EPA’s PFAS hazardous substance designation, as the agency is attempting to advance a novel use of delegated legislative authority to further regulate PFAS chemicals....more

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