Explore 4 court opinions on Clean Air Act Interpretation. AI-powered plain English summaries, key holdings, and legal analysis.
4 recent cases analyzed in this topic area.
D.C. Circuit Affirms EPA's Denial of Aircraft Greenhouse Gas Regulation Petition
Climate United Fund v. Citibank, N.A.; EPA, decided by D.C. Circuit on December 17, 2025, resulted in a defendant win outcome. The D.C. Circuit reviewed the EPA's denial of a petition to regulate gree...
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...
Eleventh Circuit Upholds EPA's Authority to Regulate Greenhouse Gases
Donald Johnson v. United States Congress, decided by Eleventh Circuit on August 19, 2025, resulted in a plaintiff win outcome. The Eleventh Circuit addressed whether the "major questions doctrine" app...
Court Upholds EPA's Denial of Aircraft Greenhouse Gas Regulation Petition
Climate United Fund v. Citibank, N.A.; EPA, decided by D.C. Circuit on April 28, 2025, resulted in a defendant win outcome. The D.C. Circuit reviewed the EPA's denial of a petition to regulate greenho...