Environmental Litigation and Regulation

On March 12, 2025, the U.S. Environmental Protection Agency (“EPA”) announced its deregulatory agenda.[1] Although most of the 31 actions identified by the EPA will require formal notice and comment rulemaking, with litigation ensuing, Wednesday’s announcement makes good on the Trump Administration’s promises to roll back environmental regulation.[2]

Of particular significance to the

A pair of recent decisions from the US Supreme Court and the Fifth Circuit Court of Appeals signals a trend by the judiciary to closely scrutinize agency rulings where, in the past, courts have traditionally maintained a laissez-faire approach.

In Ohio v. EPA, the Supreme Court ruled that an agency action qualifies as arbitrary

Late last month, the U.S. Eastern District of New York dismissed a suit by the U.S. Environmental Protection Agency (“EPA”) against eBay claiming that it sold products that are prohibited under federal environmental statutes.[1] The Court held that eBay is not a “seller” of prohibited products under either the Clean Air Act (“CAA”) or

Today, April 30, 2024, the U.S. Department of Energy (DOE) revised its National Environmental Policy Act (NEPA) implementing procedures to revise categorical exclusions for upgrading and rebuilding powerlines and for solar photovoltaic systems. Under the new rulemaking, environmental reviews will not automatically be required for projects related to solar installations. The rulemaking also adds a

The recent U.S. Supreme Court decision in Sackett v. EPA significantly narrows the definition of “waters of the United States” (“WOTUS”) as applicable to wetlands and other adjacent bodies of water under the Clean Water Act (“CWA”). By extension, Sackett has broad impacts to wetlands delineation and mitigation requirements for section 404 permits issued by