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Fluoride, well-known for its anticavity properties, has seen a growing number of state and federal initiatives seeking to limit or prohibit various uses of the substance. Federal agency heads, as well as top state officials, have expressed a strong interest in “taking action” against existing fluoride use in public drinking water and ingestible drug products.  Evolution of Fluoride Regulation, Past to Present Fluoride has a long history of regulation in the United States. The U.S....

On April 28, 2025, the U.S. Environmental Protection Agency (EPA) outlined upcoming Agency action to address per- and polyfluoroalkyl substances (PFAS). According to EPA’s announcement, “[i]n line with Administrator Zeldin’s Powering the Great American Comeback initiative, EPA’s work in this space will advance Pillar 1: Clean Air, Land, and Water for Every American, and Pillar 3: Permitting Reform, Cooperative Federalism, and Cross-Agency Partnership.” EPA states that these actions...

As part of a multi-agency effort to address pollution from per- and polyfluoroalkyl substances (PFAS), the U.S. Environmental Protection Agency (EPA) released on October 18, 2021, the PFAS Strategic Roadmap: EPA’s Commitments to Action 2021-2024. The Strategic Roadmap includes: Timelines to set enforceable drinking water limits under the Safe Drinking Water Act (SDWA) to ensure water is safe to drink in every community; A hazardous substance designation under the Comprehensive...

On October 17, 2017, the U.S. Environmental Protection Agency (EPA) issued a “Quick Guide for Disinfectant Products for Drinking Water Use by Public Water Systems” (Quick Guide) which it states was developed “in response to requests to help prospective pesticide registrants gain a basic understanding of the Federal Insecticide, Fungicide, and Rodenticide Act (FIFRA) product registration process and how it relates to the Safe Drinking Water Act (SDWA) requirements.”  Further,...