U.S. Court of Appeals for the District of Columbia Circuit
Sierra Club v. FERC
Panel
The judges who heard this appeal.
- Judge Cornelia Thayer Livingston Pillard
- Judge Gregory George Katsas
- Judge Justin Reed Walker
Case history
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Sept. 30, 2025decided Decision issued in Sierra Club v. FERC
Opinions and writings
United States Court of Appeals FOR THE DISTRICT OF COLUMBIA CIRCUIT Argued March 4, 2025 Decided September 30, 2025 No. 24-1099 SIERRA CLUB AND APPALACHIAN VOICES, PETITIONERS v. FEDERAL ENERGY REGULATORY COMMISSION, RESPONDENT TENNESSEE GAS PIPELINE COMPANY, L.L.C., ET AL., INTERVENORS Consolidated with 24-1198…