On October 14, 2026, the EPA proposed extending compliance deadlines for trichloroethylene (TCE) under TSCA section 6(a) to December 31, 2027. This extension applies to specific processing, industrial uses, wastewater discharges, and HFC-134a manufacturing. Additionally, safety data sheet updates are required within 30 days of the final rule, with public comments open through November 13, 2026.

The substances cover various categories, including organosilicon compounds, polyurethane raw materials, polymers, and semiconductor photoresist materials.

On September 4, 2026, U.S. EPA published a notice in the Federal Register announcing the draft TSCA risk assessment for 1,2-dichloropropane.

On August 10, 2026, the U.S. EPA published draft risk assessments for o-dichlorobenzene (o-DCB) and p-dichlorobenzene (p-DCB).

On July 24, 2026, the U.S. Environmental Protection Agency (EPA) published a notice in the Federal Register, formally releasing the draft risk assessment for 1,1,2-trichloroethane and opening the document for public comment. Based on existing scientific evidence, the EPA has preliminarily determined that this chemical substance poses an unreasonable risk to human health under certain conditions of use (COUs).

The public comment period closes on August 24, 2026.

On June 23, 2026, the U.S. EPA solicited public comments on regulations for legacy uses and disposal of asbestos, with a deadline of August 24.

The published list covers CBI claims expiring between June 22, 2026, and July 31, 2026.

On December 4, 2025, the U.S. Environmental Protection Agency (EPA) has published a Memorandum on the Draft Update to Formaldehyde Risk Calculations, conducted under the Toxic Substances Control Act (TSCA). The agency is now soliciting public comments on the draft.

The updated TSCA Inventory now includes 86,862 chemical substances, with 42,578 classified as Active.