News Details
EPA Issues New SNURs under TSCA
The U.S. Environmental Protection Agency (EPA) has issued Significant New Use Rules (SNURs) under the Toxic Substances Control Act (TSCA) for certain chemical substances that were subjected to Premanufacture Notices (PMNs) or a Microbial Commercial Activity Notice (MCAN) and are also subjected to an EPA-issued Order under TSCA.
Notification Requirement
Companies must notify EPA at least 90 days before starting manufacture (including import) or processing of these substances for any designated significant new use. Manufacture or processing for the new use cannot begin until:
EPA reviews the notification.
EPA makes a determination.
Any required actions are completed.
Effective Dates
The rule will take effect on September 29, 2025, and official announcement for judicial review took place on August 12, 2025, at 1 p.m. EST.
We acknowledge that the above information has been compiled from WTO.
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