# 2026-15809 — Federal rules taking effect: every published US final rule whose effective date is still in the future

For 2026-15809, rule is Hazardous Materials: Remove Redundant List of U.S. EPA CERCLA Hazardous Substances; agency is Pipeline and Hazardous Materials Safety Administration; effective date is 2026-12-02; dates, as printed is This final rule is effective December 2, 2026; cfr parts amended is 49 CFR 171, 49 CFR 172, 49 CFR 173, recorded from its source on 2026-08-10.

- **FR document number:** 2026-15809 _(verified: appears in the quote below)_
- **Rule:** Hazardous Materials: Remove Redundant List of U.S. EPA CERCLA Hazardous Substances _(verified: appears in the quote below)_
- **Agency:** Pipeline and Hazardous Materials Safety Administration _(verified: appears in the quote below)_
- **Effective date:** 2026-12-02 _(verified: appears in the quote below)_
- **DATES, as printed:** This final rule is effective December 2, 2026. _(verified: appears in the quote below)_
- **CFR parts amended:** 49 CFR 171, 49 CFR 172, 49 CFR 173 _(our reading, not quoted from the source)_
- **Published:** 2026-08-04 _(verified: appears in the quote below)_

## What the source says

> {"document_number":"2026-15809","title":"Hazardous Materials: Remove Redundant List of U.S. EPA CERCLA Hazardous Substances","agency_names":["Transportation Department","Pipeline and Hazardous Materials Safety Administration"],"effective_on":"2026-12-02","dates":"This final rule is effective December 2, 2026.","cfr_references":[{"chapter":null,"citation_url":null,"part":"171","title":49},{"chapter":null,"citation_url":null,"part":"172","title":49},{"chapter":null,"citation_url":null,"part":"173","title":49}],"publication_date":"2026-08-04","html_url":"https://www.federalregister.gov/documents/2026/08/04/2026-15809/hazardous-materials-remove-redundant-list-of-us-epa-cercla-hazardous-substances"}

## Source

- https://www.federalregister.gov/api/v1/documents.json?per_page=1000&order=oldest&conditions%5Btype%5D%5B%5D=RULE&conditions%5Beffective_date%5D%5Bgte%5D=2026-08-11&conditions%5Beffective_date%5D%5Blte%5D=2026-12-31&fields%5B%5D=document_number&fields%5B%5D=title&fields%5B%5D=agency_names&fields%5B%5D=effective_on&fields%5B%5D=dates&fields%5B%5D=cfr_references&fields%5B%5D=publication_date&fields%5B%5D=html_url

Last verified: 2026-08-10. Review by: 2026-08-24.
Part of [Federal rules taking effect: every published US final rule whose effective date is still in the future](https://referencesource.org/federal-rules-taking-effect/).