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By Lynn L. Bergeson and Carla N. Hutton   On October 18, 2022, the U.S. Environmental Protection Agency’s (EPA) New Chemicals Program held a webinar on EPA’s process for assessing the potential risks of new chemicals under Section 5 of the Toxic Substances Control Act (TSCA) and the types of data EPA considers in this assessment. Specifically, the webinar covered examples of data (quantitative and qualitative) that are not likely to be accepted for engineering...

On October 31, 2022, the U.S. Environmental Protection Agency (EPA) proposed significant new use rules (SNUR) under the Toxic Substances Control Act (TSCA) for a number of chemical substances that were the subject of premanufacture notices (PMN) and are also subject to Orders issued by EPA pursuant to TSCA. 87 Fed. Reg. 65548. The proposed SNURs include four chemical substances identified as: According to EPA, the PMNs state that the use of the substances will be...

The U.S. Environmental Protection Agency’s (EPA) New Chemicals Program will host a webinar on October 18, 2022, on EPA’s process for assessing the potential risks of new chemicals under Section 5 of the Toxic Substances Control Act (TSCA) and the types of data EPA considers in this assessment. The webinar will cover examples of quantitative and qualitative data unlikely to be accepted for engineering assessment, considerations EPA makes when evaluating data, and clarifications of common...

By Lynn L. Bergeson and Carla N. Hutton   The U.S. Environmental Protection Agency’s (EPA) New Chemicals Program will host a webinar on October 18, 2022, on EPA’s process for assessing the potential risks of new chemicals under Section 5 of the Toxic Substances Control Act (TSCA) and the types of data EPA considers in this assessment. The webinar will cover examples of quantitative and qualitative data unlikely to be accepted for engineering assessment, considerations...

On September 29, 2022, the U.S. Environmental Protection Agency (EPA) issued final significant new use rules (SNUR) under the Toxic Substances Control Act (TSCA) for certain chemical substances that were the subject of premanufacture notices (PMN), including multi-walled carbon nanotubes (MWCNT) (generic). 87 Fed. Reg. 58999. The SNUR requires persons who intend to manufacture (defined by statute to include import) or process the chemical substance identified generically as MWCNTs (PMN...

By Lynn L. Bergeson and Carla N. Hutton   On August 25, 2022, the U.S. Environmental Protection Agency (EPA) announced that registration was open for the 2022 Conference on the State of the Science on Development and Use of New Approach Methods (NAM) for Chemical Safety Testing. EPA notes that there will be limited availability in person at EPA headquarters in Washington, DC, on October 12-13, 2022, and a virtual option will also be available....

By Lynn L. Bergeson and Carla N. Hutton   The U.S. Environmental Protection Agency (EPA) announced on August 22, 2022, that as part of its commitment to re-evaluate policies and practices under the Toxic Substances Control Act (TSCA) New Chemicals Program to ensure they adhere to statutory requirements and the Biden Administration’s executive orders and directives, it has updated its policy to discontinue the use of exposure modeling thresholds when assessing the health and...

By Lynn L. Bergeson and Carla N. Hutton The U.S. Environmental Protection Agency’s (EPA) New Chemicals Program held a webinar on July 27, 2022, to provide an in-depth look at its analysis of common issues that cause EPA to have to reconduct risk assessments (“rework”) of new chemicals. In June 2022, EPA announced a broad outreach effort to describe and to discuss with stakeholders how EPA evaluates engineering data (i.e., data related to environmental release and...

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...

By Lynn L. Bergeson and Carla N. Hutton   The U.S. Environmental Protection Agency’s (EPA) New Chemicals Program will hold a webinar on Wednesday, July 27, 2022, from 1:00 – 2:00 p.m. (EDT). During the webinar, EPA will provide an in-depth look at its analysis of common issues that cause EPA to have to reconduct risk assessments (“rework”) before taking questions from the audience. As reported in our June 27, 2022, memorandum, in June 2022,...