Energy and Environmental Trends Watch

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Margaret Anne Hill and Camila Thorpe ● On April 10, 2024, the Environmental Protection Agency (“EPA”) finalized the National Primary Drinking Water Regulation (“NPDWR”) for six per- and polyfluoroalkyl substances (“PFAS”). PFAS, also known as “forever chemicals,” are widely used in industry and consumer products. According to the EPA, these chemicals have been linked to

Margaret Anne Hill, Holli B. Packer, and Robert P. Scott ● The Environmental Protection Agency issued a final rule on March 14 that will require significantly reduced emissions from commercial facilities that sterilize medical devices and other equipment using ethylene oxide gas (“EtO Rule”). The EtO Rule amends the National Emission Standards for Hazardous Air Pollutants (“NESHAP”), 40

Margaret Anne Hill and Holli B. Packer ● On March 6, 2024, the Securities and Exchange Commission (“SEC”) adopted amendments to the disclosure rules under the Securities Act of 1933 and the Securities Exchange Act of 1934. Although the final rule is a scaled-back version of the proposal published on March 21, 2022, the new rule will require

Brett A. Snyder and Lamiya N. Rahman  ● On October 25, 2023, the Department of Energy (“DOE”) released a draft roadmap addressing challenges to the interconnection of clean energy projects to the transmission grid. The roadmap, developed by the Interconnection Innovation e-Xchange (“i2X”),[1] identifies short-term (1–2 year), medium-term (2–5 year), and long-term (5+ year) solutions aimed at

Jeanne M. Grasso and Dana S. Merkel The U.S. Environmental Protection Agency (“EPA”) published a Supplemental Notice of Proposed Rulemaking (“SNPR”) on October 18, 2023, modifying its initial proposed rule from three years ago on performance standards for vessel incidental discharges. 2023-22879.pdf ( The SNPR addressed only three limited areas—ballast water, hulls and associated niche areas, and

Jane Thomas ● In recent years, a string of cases has been brought before the Supreme Court of the United States (“SCOTUS”) challenging the Chevron doctrine, which states that courts should defer to a federal agency’s interpretation of an ambiguous statute as long as that interpretation is reasonable. Despite the numerous cases that have come before

Mark R. Haskell, Brett A. Snyder, Lamiya N. Rahman, and Jane Thomas On July 28, 2023, the Federal Energy Regulatory Commission (“FERC”) unanimously approved Order No. 2023, a Final Rule designed to streamline the process by which generation resources can connect to the interstate transmission grid. At a high level, the Final Rule substantially revises the current pro

Michael C. Lupton ● On May 25, 2023, the Supreme Court of the United States (“SCOTUS”) issued a decision, Sackett v. EPA, which dramatically curtailed the Environmental Protection Agency’s (“EPA”) authority to regulate certain wetlands under the Clean Waters Act (“CWA” or the “Act”). The CWA, enacted in 1972, has been the primary federal law regulating

Frederick M. Lowther ● The international dialogue about climate change and the “net zero” world now includes a focus on hydrogen as an abundant source of energy useful in myriad ways (refining, fertilizer production, motive power, etc.) with potentially zero climate-harmful emissions. For those of us who took Chemistry 101 in high school, we know that