BP P.L.C. v. Mayor and City Council of Baltimore
Petition for certiorari denied on April 24, 2023
Issue: (1) Whether federal common law necessarily and exclusively governs claims seeking redress for injuries allegedly caused by the effect of interstate greenhouse-gas emissions on the global climate; and (2) whether a federal district court has jurisdiction under 28 U.S.C. § 1331 over claims necessarily and exclusively governed by federal common law but labeled as arising under state law.