Independent Market Monitor for PJM v. FERC, decided by D.C. Circuit on December 30, 2025, resulted in a defendant win outcome. The case concerns whether the Federal Energy Regulatory Commission (FERC)...
United States Steel Corporation v. EPA, decided by D.C. Circuit on May 2, 2025, resulted in a mixed outcome. The D.C. Circuit reviewed the EPA's final rule establishing a national ambient air quality ...