Archives

February 3, 2025

EPA Extends Comment Period on Draft TSCA Risk Evaluation for 1,3-Butadiene

The U.S. Environmental Protection Agency (EPA) announced on January 31, 2025, that it is extending the public comment period on the draft risk evaluation for 1,3-butadiene under the Toxic Substances Control Act (TSCA). 90 Fed. Reg. 8798. Comments that were due February 3, 2025, are now due March 5, 2025. EPA states in its announcement that to give the peer reviewers on the Science Advisory Committee on Chemicals (SACC) time to review any additional comments...
January 28, 2025

EPA Releases Draft Scope Document for Vinyl Chloride TSCA Risk Evaluation

On January 16, 2025, the U.S. Environmental Protection Agency (EPA) announced the availability of and requested public comment on the draft scope of the risk evaluation to be conducted under the Toxic Substances Control Act (TSCA) for vinyl chloride. 90 Fed. Reg. 4738. EPA notes that under TSCA, the scope documents must include the conditions of use (COU), hazards, exposures, and the potentially exposed or susceptible subpopulations (PESS) that EPA expects to consider in conducting...
September 26, 2024

EPA Releases Draft Risk Evaluation for DINP for Public Comment

The U.S. Environmental Protection Agency (EPA) announced on September 3, 2024, the release of the draft risk evaluation for diisononyl phthalate (DINP) under the Toxic Substances Control Act (TSCA) for public comment. 89 Fed. Reg. 71270. EPA states in its August 30, 2024, press release that it preliminarily determined that two industrial uses and one consumer use “significantly contribute to the unreasonable risk of DINP out of the 45 uses evaluated.” EPA preliminarily determined that...
July 29, 2024

EPA Begins 90-Day Comment Period on Proposed High-Priority Substance Designations for Five Chemicals

The U.S. Environmental Protection Agency (EPA) announced on July 25, 2024, that it is proposing to designate acetaldehyde, acrylonitrile, benzenamine, vinyl chloride, and 4,4-methylene bis(2-chloroaniline) (MBOCA) as high-priority substances (HPS) for risk evaluation under the Toxic Substances Control Act (TSCA). 89 Fed. Reg. 60420. EPA is providing a 90-day comment period, during which interested persons may submit comments on the proposed designations of these chemicals as HPSs for risk...
May 24, 2024

EPA Releases Draft Risk Evaluation Documents for DIDP and DINP for Public Comment and Peer Review

The U.S. Environmental Protection Agency (EPA) announced on May 20, 2024, the availability of and solicited public comment on the draft manufacturer-requested risk evaluation (MRRE) for di-isodecyl phthalate (DIDP) and the draft physical chemical, fate, and hazard assessments for di-isononyl phthalate (DINP) prepared under the Toxic Substances Control Act (TSCA). 89 Fed. Reg. 43847. In its May 17, 2024, press release, EPA states that it preliminarily determined that all but one of the uses of...
May 14, 2024

EPA Amends Procedural Framework Rule for Conducting TSCA Risk Evaluations

The U.S. Environmental Protection Agency (EPA) released a final rule on April 23, 2024, that amends the procedural framework rule for conducting risk evaluations under the Toxic Substances Control Act (TSCA). According to the final rule, published in the Federal Register on May 3, 2024, EPA reconsidered the procedural framework rule for conducting such risk evaluations and is revising certain aspects of that framework to align better with the statutory text and applicable court decisions,...
May 6, 2024

Lynn L. Bergeson Quoted in Chemical Watch Article “Publication of TSCA risk evaluation rule starts clock for parties to file legal challenge”

On May 3, 2024, comments by Lynn L. Bergeson were featured in Chemical Watch’s article on possible legal challenges to updated TSCA risk evaluation procedures. See – https://product.enhesa.com/1074319/publication-of-tsca-risk-evaluation-rule-starts-clock-for-parties-to-file-legal-challenge (subscription required)...
April 29, 2024

EPA Issues Asbestos Part 2 Draft Risk Evaluation, Preliminarily Determines That Asbestos Poses Unreasonable Risk to Human Health

On April 16, 2024, the U.S. Environmental Protection Agency (EPA) announced the availability of and requested public comment on a draft document titled “Draft Risk Evaluation for Asbestos Part 2: Supplemental Evaluation Including Legacy Uses and Associated Disposals of Asbestos” (the Draft Asbestos Part 2). 89 Fed. Reg. 26878. EPA is evaluating legacy uses and associated disposals of asbestos, including chrysotile asbestos, five additional fiber types, asbestos-containing talc, and Libby...
April 5, 2024

EPA Proposes to Require Submission of Health and Safety Studies for 16 Chemicals Being Considered for TSCA Risk Evaluation

The U.S. Environmental Protection Agency (EPA) published on March 26, 2024, a proposed rule requiring manufacturers (including importers) of 16 chemical substances to submit copies and lists of certain unpublished health and safety studies to EPA. 89 Fed. Reg. 20918. EPA identified 15 of the chemical substances as potential candidates for prioritization through a screening process based on a combination of hazard, exposure (including uses), and persistence and bioaccumulation characteristics....
March 21, 2024

EPA Issues Draft Risk Evaluation for Formaldehyde, Preliminarily Finds That Formaldehyde Poses Unreasonable Risk to Human Health

The U.S. Environmental Protection Agency (EPA) announced on March 15, 2024, the availability of and solicited public comment on the 2024 draft risk evaluation for formaldehyde prepared under the Toxic Substances Control Act (TSCA). 89 Fed. Reg. 18933. EPA states that it “preliminarily finds that formaldehyde poses unreasonable risk to human health. The risk evaluation notes that these risks may not apply to everyone, everywhere and describes some of the sources of uncertainties in EPA’s...