The D.C. Circuit granted oil and gas groups' petition to review a Pipeline and Hazardous Materials Safety Administration (PHMSA) safety standard that requires their members to install remote-…

The U.S. Supreme Court, in a splintered 5-4 decision, affirmed dismissal of a constitutional challenge to a California law that forbids in-state sale of pork meat from breeding pigs that are…

The Fifth Circuit, 2-1, affirmed a district court ruling that denied the Sabine River Authority (SRA)-Louisiana's motion to dismiss a lawsuit concerning its release of water from a reservoir…

The Fifth Circuit dismissed Louisiana's challenge to the Biden Administration's interim estimates on the social cost of greenhouse gas emissions. Louisiana initially sought to…

The U.S. Supreme Court held, 6-3, that Montana landowners' challenge to an easement allowing public access to a road running through their property was not time barred. The landowners sued…

A district court denied conservation groups' motion to intervene in a lawsuit concerning EPA's and the Army Corps of Engineers' rule defining the scope of the CWA. The groups sought…

A district court denied an animal advocacy group's and individuals' motion for summary judgment in a challenge to the National Park Service's (NPS') management of the tule elk…

A district court dismissed a challenge to the Michigan Public Service Commission's 2017 and 2018 orders requiring electricity suppliers to buy energy from local sources. Industry groups…

A district court denied a mining company's motion to dismiss an Indian tribe's challenge to a land exchange between the company and the Forest Service. The tribe argued that the land…

The Tenth Circuit dismissed a petition to review NRC's grant of a temporary license for spent nuclear fuel storage near the New Mexico border. New Mexico argued NRC violated NEPA and the…