# Federal Register 2026-19597 — effective 2026-09-24 — Rules of Practice — Federal Trade Commission

For Federal Register 2026-19597, effective date is 2026-09-24; agency is Federal Trade Commission; published is 2026-09-24; dates, as printed is This rule is effective on September 24, 2026, except that the Commission may determine that application of amended 16 CFR 2.20 in an investigation pending as of September 24, 2026 would not be feasible or would create an injustice, verified against its source on 2026-11-03.

- **FR document number:** 2026-19597 _(verified: appears in the quote below)_
- **Rule:** Rules of Practice _(verified: appears in the quote below)_
- **Agency:** Federal Trade Commission _(verified: appears in the quote below)_
- **Effective date:** 2026-09-24 _(verified: appears in the quote below)_
- **DATES, as printed:** This rule is effective on September 24, 2026, except that the Commission may determine that application of amended 16 CFR 2.20 in an investigation pending as of September 24, 2026 would not be feasible or would create an injustice. _(verified: appears in the quote below)_
- **Published:** 2026-09-24 _(verified: appears in the quote below)_

## What the source says

> {"document_number":"2026-19597","title":"Rules of Practice","agency_names":["Federal Trade Commission"],"effective_on":"2026-09-24","dates":"This rule is effective on September 24, 2026, except that the Commission may determine that application of amended 16 CFR 2.20 in an investigation pending as of September 24, 2026 would not be feasible or would create an injustice.","cfr_references":[{"chapter":"I","citation_url":null,"part":null,"title":16}],"publication_date":"2026-09-24","html_url":"https://www.federalregister.gov/documents/2026/09/24/2026-19597/rules-of-practice"}

## 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=2026-08-31&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: 2026-11-03. Review by: 2026-11-16.
Part of [Federal rules taking effect: every US final rule in the Federal Register, by effective date](https://referencesource.org/federal-rules-taking-effect/).