Data / Federal rules / 2025-03865

Certain Existing Chemicals; Request To Submit Unpublished Health and Safety Data Under the Toxic Substances Control Act (TSCA); Extension of Submission Deadline

The Environmental Protection Agency published this final rule in the Federal Register on March 13, 2025. It took effect on March 13, 2025.

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What the agency says

In response to requests from stakeholders, the Environmental Protection Agency (EPA or Agency) is amending the deadline for reporting pursuant to the Toxic Substances Control Act (TSCA) Health and Safety Data Reporting rule, which requires manufacturers (including importers) of 16 specified chemical substances to report certain lists and copies of unpublished health and safety studies to EPA. Specifically, EPA is amending the deadline from March 13, 2025, to June 11, 2025, for one of the 16 chemical substances (vinyl chloride) and to September 9, 2025, for the remaining 15 chemical substances. The Health and Safety Data Reporting Rule requires manufacturers (including importers) of certain chemical substances to submit lists and copies of certain unpublished health and safety studies to EPA.

Key facts

Document number: 2025-03865
Type: Final rule
Action: Final rule
Agency: Environmental Protection Agency
Published: March 13, 2025
Takes effect: March 13, 2025
Dates: This rule is effective on March 13, 2025.
Docket: EPA-HQ-OPPT-2023-0360; FRL-11164.1-02-OCSPP
Regulation ID (RIN): 2070-AL15
Code of Federal Regulations: 40 CFR 716
Topics: Chemicals; Environmental protection; Hazardous substances; Reporting and recordkeeping requirements
Pages: 5

The document on federalregister.gov PDF

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Everything from the Environmental Protection Agency · Rules on chemicals · Rules on environmental protection · Rules on hazardous substances · Published in March 2025

Read from the Federal Register API, last updated 2026-10-24. The document on federalregister.gov is the official record; dates and dockets can change through later corrections. Free to reuse with credit to SpecStream under CC BY 4.0.