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16 CFR § 642.4 - Effective date.

---
identifier: "/us/cfr/t16/s642.4"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "16 CFR § 642.4 - Effective date."
title_number: 16
title_name: "Commercial Practices"
section_number: "642.4"
section_name: "Effective date."
chapter_name: "FEDERAL TRADE COMMISSION"
subchapter_number: "F"
subchapter_name: "FAIR CREDIT REPORTING ACT"
part_number: "642"
part_name: "PRESCREEN OPT-OUT NOTICE"
positive_law: false
currency: "2026-04-05"
last_updated: "2026-04-05"
format_version: "1.1.0"
generator: "[email protected]"
authority: "Pub. L. 108-159, sec. 311; 15 U.S.C. 1681m(d); 12 U.S.C. 5519(d)."
regulatory_source: "70 FR 5032, Jan. 31, 2005, unless otherwise noted."
cfr_part: "642"
---

# 642.4 Effective date.

This part is effective on August 1, 2005.