The Supreme Court recently heard oral argument in Diamond Alternative Energy, LLC v. Environmental Protection Agency (No. 24-7), a case examining whether economic harm stemming from market forces influenced by environmental regulation can support Article III standing. At issue is California’s authority to enforce its own emission standards, through a waiver granted by the U.S. Environmental Protection Agency (EPA) under Section 209 of the Clean Air Act (CAA).Continue Reading Supreme Court Considers Standing to Challenge Clean Air Act Waiver Based on Market Impact