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…

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…

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…

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…

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…

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…

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…

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…

The D.C. Circuit, 2-1, denied petitions to review FERC's orders requiring a generator to upgrade its circuit breaker in order for another power source to safely connect to the regional…

The D.C. Circuit dismissed a petition to review DOE's decision to remove a free-trade restriction on liquefied natural gas (LNG) exports. An environmental group challenged the removal,…