On May 14, 2025, EPA announced its intent to rescind the national drinking water standards for hexafluoropropylene oxide dimer acid (HFPO-DA or GenX), perfluorononanoate (PFNA), and perfluorohexanesulfonic acid (PFHxS), as well as the hazard index used to evaluate the combined risk of those compounds and perfluorobutane sulfonic acid (PFBS). These…
On May 12, 2025, EPA announced that it will again revise the reporting timeline for manufacturers of per- and polyfluoroalkyl substances (PFAS) under Section 8(a)(7) of the Toxic Substances Control Act (TSCA). The data submission window will now open on April 13, 2026 and close on October 13, 2026, replacing…
While the Trump administration’s PFAS policy framework is beginning to take shape, uncertainties remain across the regulatory, litigation and legislative fronts. On April 28, EPA Administrator Lee Zeldin announced a set of PFAS-related actions outlining a coordinated regulatory approach to addressing PFAS contamination. However, the Agency’s only two finalized PFAS…
On April 10, 2025, at the request of the Environmental Protection Agency (EPA), the U.S. Court of Appeals for the District of Columbia Circuit extended the stay by 30 days in American Water Works Association, et al. v. EPA, No. 24-1188 (D.C. Cir. 2024) to give new leadership time to evaluate…
Recently, Congress allocated approximately $17 million in EPA’s fiscal year 2025 budget to modernize outdated technical systems and accelerate chemical reviews which may help resolve ongoing concerns about the functionality and security of the agency’s Central Data Exchange (CDX), a key platform supporting the TSCA program (Sec. 1801(7) of H.R.…
House Republicans have introduced a joint resolution under the Congressional Review Act (CRA) to nullify a rule issued by the Environmental Protection Agency (EPA) late in the prior administration. The rule narrowed the availability of expedited review pathways for certain new chemical substances—including per- and polyfluoroalkyl substances (PFAS)—under the Toxic…
In March, EPA Administrator Lee Zeldin addressed top state environmental officials, highlighting the Agency’s priorities for the year ahead. Without committing the EPA to an official stance, Zeldin reaffirmed his commitment to “cooperative federalism” by engaging with states on environmental challenges ranging from per- and polyfluoroalkyl substances (PFAS) to permitting…
In a move that signals potential policy shifts under the new administration, the U.S. Court of Appeals for the District of Columbia Circuit granted EPA’s requests for 60-day stays in two high-profile cases challenging Biden-era PFAS regulations. The stays, issued on February 7 and February 25, 2025, temporarily pause litigation…
On October 1, 2024, the U.S. Environmental Protection Agency (EPA) proposed to add 16 individual per- and polyfluoroalkyl substances (PFAS) as well as 15 PFAS categories, representing over 100 PFAS to the Toxics Release Inventory (TRI) under Section 313 of the Emergency Planning and Community Right-to-Know Act (EPCRA). This proposal…
On September 30, 2024, the U.S. Environmental Protection Agency (EPA) issued a notice seeking comment on the manufacture of certain per- and polyfluoroalkyl substances (PFAS) during the fluorination of high-density polyethylene (HDPE), which is used to produce plastic containers used for various household consumer, commercial and industrial products. The notice…