On May 5, 2025, the U.S. Environmental Protection Agency (EPA) Environmental Appeals Board (EAB) issued a consent agreement and final order between EPA and Cytonix, LLC (Cytonix). According to the consent agreement, in 2022, EPA inspectors discovered Cytonix’s potential noncompliance with requirements under Section 5 of the Toxic Substances Control Act (TSCA) for a manufactured chemical substance consisting of short-chain polyfluorinated materials (Chemical A) that was developed as a...
Archives
February 7, 2025
OECD Tour de Table Includes Information on U.S. Developments on the Safety of Manufactured Nanomaterials
The Organisation for Economic Co-operation and Development (OECD) has published the Developments in Delegations on the Safety of Manufactured Nanomaterials and Advanced Materials between July 2023 and June 2024 -- Tour de Table (Tour de Table). The Tour de Table lists U.S. developments on the human health and environmental safety of nanomaterials. Risk assessment decisions, including the type of nanomaterials assessed, testing recommended, and outcomes of the assessment include: The U.S....
February 13, 2024
OECD Tour de Table Includes Information on U.S. Developments on the Safety of Manufactured Nanomaterials
The Organization for Economic Cooperation and Development (OECD) has published the latest edition of the Developments in Delegations on the Safety of Manufactured Nanomaterials and Advanced Materials -- Tour de Table. The Tour de Table compiles information provided by delegations on the occasion of the 23rd meeting of the OECD Working Party on Manufactured Nanomaterials (WPMN) in June 2023. The Tour de Table lists U.S. developments on the human health and environmental safety of nanomaterials....
August 2, 2023
EPA Extends Comment Period on Proposed Updates to TSCA New Chemicals Regulations; Comments Due August
By Lynn L. Bergeson and Carla N. Hutton On July 19, 2023, the U.S. Environmental Protection Agency (EPA) extended the comment period on proposed amendments to the new chemicals procedural regulations under the Toxic Substances Control Act (TSCA). 88 Fed. Reg. 46125. According to EPA, the amendments are “intended to align the regulatory text with the amendments to TSCA’s new chemicals review provisions contained in the [2016] Frank R. Lautenberg Chemical Safety for the 21st Century Act”...
July 18, 2023
EPA Extends Comment Period on Proposed Updates to TSCA New Chemicals Regulations; Comments Due August 8, 2023
On July 19, 2023, the U.S. Environmental Protection Agency (EPA) will publish a Federal Register notice extending the comment period on proposed amendments to the new chemicals procedural regulations under the Toxic Substances Control Act (TSCA). According to EPA, the amendments are “intended to align the regulatory text with the amendments to TSCA’s new chemicals review provisions contained in the [2016] Frank R. Lautenberg Chemical Safety for the 21st Century Act”...
On May 26, 2023, the U.S. Environmental Protection Agency (EPA) proposed amendments to the new chemicals procedural regulations under the Toxic Substances Control Act (TSCA). 88 Fed. Reg. 34100. According to EPA, the amendments are “intended to align the regulatory text with the amendments to TSCA’s new chemicals review provisions contained in the [2016] Frank R. Lautenberg Chemical Safety for the 21st Century Act” (Lautenberg Act), improve EPA’s efficiency in the review process,...
On October 13, 2022, Earthjustice, on behalf of a coalition of environmental organizations and community advocates, petitioned the U.S. Environmental Protection Agency (EPA) to revoke the approval of approximately 600 per- and polyfluoroalkyl substances (PFAS) that were granted through low volume exemptions (LVE) or low release and low exposure exemptions (LoREX) to the premanufacture notice (PMN) requirements of the Toxic Substances Control Act (TSCA). In its October 13,...
July 19, 2022
EPA Announces New Chemical Engineering Initiative Intended To Increase Transparency And Reduce Rewor
By Lynn L. Bergeson The U.S. Environmental Protection Agency (EPA) announced on June 24, 2022, that it is “conducting a broad outreach effort to describe and discuss with stakeholders how the Agency evaluates data provided for new chemicals submissions and common issues that cause EPA to have to reconduct risk assessments (‘rework’) for these submissions.” According to EPA, its goal is to reduce rework of initial risk assessments for new chemicals submissions caused...
On July 14, 2021, the U.S. Environmental Protection Agency (EPA) announced a stewardship program to encourage the voluntary withdrawal of previously granted low volume exemptions (LVE) for per- and polyfluoroalkyl substances (PFAS). According to EPA, the goal of the PFAS LVE Stewardship Program is to stop the ongoing manufacture of PFAS under previously approved LVEs that have not gone through the full pre-manufacture review process under the Toxic Substances Control Act (TSCA). EPA will hold a...
The U.S. Environmental Protection Agency (EPA) announced on April 27, 2021, “important policy shifts in its review of new [per-and polyfluoroalkyl substances (PFAS)] before they can enter the market.” According to EPA, although some new PFAS have been allowed to enter the market through low volume exemptions (LVE), EPA’s New Chemicals Program is implementing a new strategy for reviewing and managing LVE requests for PFAS. EPA states that due to the scientific...