EPA announced the availability of and seeks comment on the "2023 Draft Supplement to the 1,4-Dioxane Risk Evaluation'' prepared under TSCA that is being submitted to the Science Advisory Committee on Chemicals for peer review.

NOAA revised its Consultation Handbook describing procedures for government-to-government consultation with federally recognized Indian tribes, and updated an associated NOAA Administrative Order (NAO 218-8) and the Indigenous Knowledge guidance.

EPA announced the availability of and seeks comment on the “Examination of Microcosm/Mesocosm Studies for Evaluating the Effects of Atrazine on Aquatic Plant Communities” that is being submitted to the FIFRA Scientific Advisory Panel for peer review.

DOI, acting through the Bureau of Ocean Energy Management, proposed to modify its criteria for determining whether oil, gas, and sulfur lessees, right-of-use and easement grant holders, and pipeline right-of-way grant holders may be required to provide bonds or other financial assurance above the current regulatorily prescribed base bonds to ensure compliance with their Outer Continental Shelf Lands Act obligations.

The Pipeline and Hazardous Materials Safety Administration proposed amendments to its hazardous materials regulations to require all railroads to generate in electronic form, maintain, and provide to first responders, emergency response officials, and law enforcement personnel, certain information regarding hazardous materials in rail transportation to enhance emergency response and investigative efforts.

EPA updated the list of chemicals subject to toxic chemical release reporting under EPCRA and the Pollution Prevention Act, identifying nine per- and polyfluoroalkyl substances that must be reported.

EPA announced the start of the 2024 submission period for the TSCA Chemical Data Reporting rule.

EPA seeks comment on implementation of a plan to ensure that farmworkers have access to bilingual pesticide labeling by December 2025 under the Pesticide Registration Improvement Act of 2022.

EPA proposed to address the unreasonable risk of injury to human health presented by perchloroethylene (PCE) under its conditions of use as documented in the Agency's December 2020 risk evaluation for PCE and December 2022 revised risk determination for PCE prepared under TSCA.

EPA seeks comment on the draft Cumulative Risk Assessment (CRA) Guidelines for Planning and Problem Formulation, which describe steps for the planning and problem formulation of CRAs and offer guidelines for when they could be appropriate.