Postponement of Effectiveness for Certain Provisions of Trichloroethylene (TCE); Regulation Under the Toxic Substances Control Act (TSCA)

Environmental Protection Agency (EPA).

Notification; postponement of effectiveness.

The Environmental Protection Agency (EPA or Agency) is postponing the effectiveness of certain regulatory provisions of the final rule entitled “Trichloroethylene (TCE); Regulation Under the Toxic Substances Control Act (TSCA)” for 90 days pending judicial review. Specifically, this postponement applies to the conditions imposed on the uses with TSCA exemptions.

As of March 21, 2025, the EPA further postpones the conditions imposed on each of the TSCA section 6(g) exemptions, as described in this document, in the final rule published on December 17, 2024 at 89 FR 102568 until June 20, 2025.

The docket for this action, identified by docket identification (ID) number EPA-HQ-OPPT-2020-0642, is available online at https://www.regulations.gov. Additional information about dockets generally, along with instructions for visiting the docket in-person, is available at https://www.epa.gov/​dockets.