EPA Will Review 2024 Rule Amending The TSCA Risk Evaluation Framework Rule

On March 10, 2025, the U.S. Environmental Protection Agency (EPA) announced its intent to reconsider the May 3, 2024, rule amending the procedural framework rule for conducting risk evaluations under the Toxic Substances Control Act (TSCA) (2024 Risk Evaluation Framework Rule). According to EPA, it will initiate a rulemaking "that will ensure the agency can efficiently and effectively protect human health and the environment and follow the law."

As reported in our February 7, 2025, blog item, earlier this year, EPA Administrator Lee Zeldin announced the "Powering the Great American Comeback" initiative to advance EPA's core mission while energizing the American economy. EPA notes in its March 10, 2025, press release that under TSCA, EPA is charged with reviewing "the thousands of chemicals already in commerce to make sure they don't harm people or the environment, supporting Pillar One of the Administrator's initiative, clean air, land and water for every American,