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Wynnewood Refining Co., LLC v. Environmental Protection Agency

The D.C. Circuit denied a group of fuel refineries' petitions to review EPA's rule extending compliance reporting deadlines under the Renewable Fuel Standard program. The group argued the rule violated the CAA by providing obligated parties less than 13 months' compliance lead time—from EPA's anno...

Mountain Valley Pipeline, LLC v. Wilderness Society

In an unsigned order, the U.S. Supreme Court granted Mountain Valley Pipeline proponents' emergency application to vacate two Fourth Circuit orders halting construction of the 303-mile natural gas pipeline. The high court vacated the appellate court's July 10, 2023, and July 11, 2023, orders staying...

Texas v. United States Environmental Protection Agency

A district court granted EPA's and the Army Corps of Engineers' motion to stay Texas' and Idaho's challenge to the Biden Administration's 2023 rule revising the definition of "waters of the United States" under the CWA. The court stayed the suit until publication in the Federal Register of the agenc...

Center for Biological Diversity v. U.S. Department of the Interior

The Tenth Circuit affirmed denial of conservation groups' claims in a lawsuit concerning the Bureau of Reclamation's decision to sign a water contract allowing the state of Utah to draw from reservoir releases rather than the Green River and its tributaries. The groups argued the Bureau violated NEP...

Missouri v. United States Department of Interior

The Eighth Circuit affirmed summary judgment for the Bureau of Reclamation in a challenge to the Bureau's decision to move forward with a water reclamation project in North Dakota. The state of Missouri argued the Bureau violated the Water Supply Act by moving forward without first getting approval ...

Alliance for the Wild Rockies v. Gassman

A district court adopted a magistrate judge's findings and recommendations to grant in part and deny in part cross-motions for summary judgment in a lawsuit concerning the Forest Service's approval of a vegetation management project in the Kootenai National Forest. An environmental group had argued,...

Energy Policy Advocates v. United States Department of State

A district court granted summary judgment for the State Department in a lawsuit concerning documents related to the agency's handling of the 2016 Paris Climate Agreement. A nonprofit group filed a FOIA request, seeking three documents concerning the "Circular 175" process for the agreement. The Depa...

California v. Environmental Protection Agency

The D.C. Circuit denied petitions to review EPA's promulgation of a rule that regulates the emission of greenhouse gases from aircraft engines under CAA §231 by aligning domestic standards with those recently promulgated by the International Civil Aviation Organization (ICAO). Twelve states, the Di...