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Environmental Litigation Judicial Authority Rulemaking Process

MG+M The Law Firm

Wisconsin Supreme Court Ruling on PFAS Leaves Businesses Vulnerable and Overextends Agency Power

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In a contentious 5–2 decision, the Wisconsin Supreme Court has dealt an unprecedented blow to the state’s business and manufacturing sector by ruling that the Department of Natural Resources (DNR) can force cleanup of PFAS...more

Stinson LLP

Wisconsin Supreme Court Upholds State's Authority to Regulate PFAS Without Formal Rulemaking

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On June 24, 2025, the Wisconsin Supreme Court rejected a challenge to the authority of the Wisconsin Department of Natural Resources (WDNR) to compel the cleanup of perfluoroalkyl and polyfluoroalkyl (PFAS) substances under...more

Goldberg Segalla

Venue Matters: Supreme Court Clarifies Where Clean Air Act Cases Belong

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On June 18, the U.S. Supreme Court issued two decisions that clarify a deceptively simple question under the Clean Air Act: Where should lawsuits challenging EPA actions be filed? The rulings – EPA v. Calumet Shreveport...more

Holland & Knight LLP

Up in the Air: SCOTUS Creates New Venue Test for Clean Air Act Cases

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The U.S. Supreme Court issued a pair of decisions in EPA v. Calumet Shreveport Refining and Oklahoma v. EPA on June 18, 2025, resolving two related circuit splits regarding proper venue for challenging certain U.S....more

Akerman LLP

NEPA Requirements Narrowed in New SCOTUS Ruling

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On May 29, 2025, the U.S. Supreme Court (SCOTUS) issued an opinion in Seven County Infrastructure Coalition et al. v. Eagle County, Colorado et al., which narrowed the requirements of environmental review under the National...more

Troutman Pepper Locke

One-Track Mind: Unanimous SCOTUS Decision on Rail Line Approval Further Narrows Scope of NEPA

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On May 29, the Supreme Court issued a unanimous opinion in Seven County Infrastructure Coalition v. Eagle County, Colorado that dramatically changes the way courts scrutinize federal agencies’ environmental reviews under the...more

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