Federal Register #2026-15194

EPA Notice: Findings on New Chemicals and Significant New Uses under TSCA

This opportunity involves the Environmental Protection Agency (EPA) as the government buyer. - No OEMs or vendors are mentioned; the notice is informational and regulatory. - No products or services are being requested or procured. - The notice summarizes EPA findings on new chemicals and significant new uses under the Toxic Substances Control Act (TSCA). - EPA reviewed submissions such as premanufacture notices (PMNs), microbial commercial activity notices (MCANs), and significant new use notices (SNUNs). - Chemicals reviewed include generic types like substituted heterocyclic onium compounds, aromatic sulfonium salts, iodonium salts, and alkene oligomers. - EPA determined these substances or uses are not likely to present unreasonable risk to health or the environment. - No procurement activity, contract value, or period of performance is specified.

Description

This notice published by the Environmental Protection Agency (EPA) presents statements of findings made by EPA on submissions under the Toxic Substances Control Act (TSCA) during April 2026. The findings indicate that certain new chemical substances or significant new uses are not likely to present an unreasonable risk of injury to health or the environment. The document covers premanufacture notices (PMNs), microbial commercial activity notices (MCANs), and significant new use notices (SNUNs) reviewed by EPA. It provides regulatory context and references for further details on these determinations.

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