The Fifth Circuit granted industry groups' challenge to EPA's 2024 rule that revised the equation for calculating vehicle fuel economy for purposes of the Corporate Average Fuel Economy (CAFE) standards and required manufacturers to certify fuel economy using E10 test fuel, containing 10% ethan...
A district court vacated its preliminary injunction in an environmental groups' challenge to the Army Corps of Engineers' issuance of a dredge-and-fill permit for a dam expansion project in Colorado. It previously remanded with vacatur the Corps' record of decision, final EIS, and permit, enjoined f...
The Ninth Circuit reversed a district court's dismissal of a challenge to BLM's authorization of construction on a transmission line through the San Pedro Valley. Native American tribes and environmental groups argued BLM violated the National Historic Preservation Act by issuing limited notices to ...
A district court granted New York City's motion to dismiss a challenge to its statute prohibiting the use of fossil fuels in newly constructed residential buildings. Trade groups and a union argued the statute was preempted by the Energy Policy Conservation Act (EPCA) because it concerned "the ...
The Seventh Circuit vacated a preliminary injunction that had barred enforcement of an Indiana statute giving incumbent electric companies rights of first refusal (ROFRs) to build and operate new interstate transmission facilities that connect to facilities they own. Companies seeking to b...
The D.C. Circuit partially granted petitions for rehearing in a challenge to FERC's reauthorization of two liquefied natural gas terminals and an associated pipeline in Texas. In a prior opinion, the court held FERC erred by failing to issue supplemental EISs addressing its updated environmental jus...
The D.C. Circuit denied a petition to review FERC's authorization of an owner's request to surrender its license for a hydroelectric project on the Salmon Falls River between New Hampshire and Maine. A conservation group initially requested rehearing of the authorization, arguing the two dams from t...
The First Circuit affirmed summary judgment for the U.S. government in a lawsuit concerning a plan to construct a large-scale commercial offshore wind energy facility off of Martha's Vineyard. Several entities associated with the commercial fishing industry challenged the approval process, asserting...
A district court on remand permanently enjoined the Public Utility Commission of Texas from enforcing a 2019 state law that limited the ability to build, own, or operate new transmission lines to owners of existing transmission facilities in Texas, in areas of the state not covered by the main grid ...
A district court denied USDA's motion to alter judgment in a lawsuit challenging the Natural Resources Conservation Service's (NRCS') 2020 final rule concerning pre-1996 wetland certifications. An environmental group had challenged the rule, arguing it violated the APA, the ESA, and NEPA. The court ...