Explore 4 court opinions on Environmental Protection Agency Epa Rulemaking. AI-powered plain English summaries, key holdings, and legal analysis.
4 recent cases analyzed in this topic area.
Sixth Circuit Upholds EPA's Lead MCL Rule
Sierra Club v. EPA, decided by Sixth Circuit on December 5, 2025, resulted in a defendant win outcome. The Sixth Circuit reviewed the EPA's final rule establishing a Maximum Contaminant Level (MCL) fo...
Fifth Circuit Vacates EPA Rule for Exceeding Statutory Authority
State of Texas v. EPA, decided by Fifth Circuit on September 22, 2025, resulted in a defendant win outcome. The Fifth Circuit reviewed the EPA's authority to regulate greenhouse gas emissions under th...
D.C. Circuit Vacates EPA's Denial of PFAS Regulation Petition
SSM Litigation Group v. EPA, decided by D.C. Circuit on September 5, 2025, resulted in a remanded outcome. The D.C. Circuit reviewed the EPA's denial of a petition to regulate per- and polyfluoroalkyl...
Fifth Circuit Upholds EPA's Renewable Fuel Standard Program
Texas Corn Producers v. EPA, decided by Fifth Circuit on June 24, 2025, resulted in a defendant win outcome. The Fifth Circuit reviewed the EPA's "Renewable Fuel Standard" (RFS) program, which mandate...