EPAFinal Rule

Significant New Use Rules: Certain Chemical Substances (24-2.5e)

EnvironmentHealthcare

Summary

The EPA is establishing new rules that require companies to notify the agency before using certain chemicals in new or different ways than previously approved. This gives the EPA a chance to review potential health and environmental risks before these chemicals are put to new uses, helping protect public health and the environment.

Key Points

  • 1Companies must get EPA approval before using specific chemicals in new applications or ways not previously allowed
  • 2The rule applies to manufacturers, importers, and processors who want to use these chemicals differently than existing approvals permit
  • 3Companies must submit a notice to the EPA explaining their intended new use before proceeding, giving regulators time to assess safety risks
  • 4The EPA can restrict, ban, or require safety measures for a new chemical use if they determine it poses unreasonable health or environmental risks
  • 5This rule prevents chemicals from being used in untested ways that could harm workers, consumers, or the environment without oversight

Key Dates

Published

June 23, 2025

This summary is for informational purposes only. It may not capture all nuances of the regulation. Always refer to the official text for authoritative information.

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