On August 4, 2025, the U.S. Environmental Protection Agency
(EPA) submitted to the Office of Management and Budget (OMB) a
proposed rule entitled “Further Reconsideration of Procedures
for Chemical Risk Evaluation Under the Toxic Substances Control Act
(TSCA).” As reported in our March 14, 2025, memorandum, on March 10, 2025, EPA announced its intent to reconsider the May
2024 rule amending the procedural framework rule for conducting
TSCA risk evaluations. According to EPA's March 10, 2025,
press release, consistent with President Trump's Executive
Order 14219 requiring the review of regulations to ensure
consistency with Administration policy and agencies'
statutory authority, EPA reviewed the 2024 final rule. After
completing its review and considering public comments and concerns,
including those from other federal agencies, EPA intended to review
whether the approach taken by the Biden Administration to make a
single risk determination for a chemical is consistent
