The Tenth Circuit vacated EPA orders that granted extensions of exemptions under the CAA's renewable fuels program for three small refineries. Industry groups challenged the orders, arguing that EPA failed to honor the statutory requirement of an "extension" by confusing an extension of an exemption...

The Washington Supreme Court invalidated a rule promulgated by the state's Department of Ecology authorizing regulation via emission standards of businesses that do not directly emit greenhouse gases (GHGs), but whose products do. Industry groups and utility companies argued the Department lacked au...

The Ninth Circuit affirmed a district court's dismissal of an environmental group's request to compel DOI to reinstate the Refuges Rule, which prohibited Alaska's predator-control methods on national wildlife refuges as well as certain methods of hunting bears and wolves. The group argued that Congr...

The Fifth Circuit blocked a preliminary injunction issued by a district court that had barred the Trump Administration from using military funds to build portions of a border wall along the U.S.-Mexico border. The district court had found that the Consolidated Appropriations Act expressly forbade th...

A district court denied a motion to dismiss a challenge to President Trump's issuance of a permit authorizing a pipeline company to construct a cross-border segment of the Keystone XL oil pipeline. Environmental groups argued the permit's unilateral authorization of the pipeline conflicted with Cong...

A district court denied EPA's request to stay a previous order requiring it to comply with its 2016 Emission Guidelines and Compliance Times for Municipal Solid Waste Landfills. Eight states had argued that the Agency failed to implement and enforce the guidelines by, among other things, failing to ...