U.S.C. Title 15 - COMMERCE AND TRADE 15 U.S.C. United States Code, 2023 Edition Title 15 - COMMERCE AND TRADE CHAPTER 87A - NATIONAL DO-NOT-CALL REGISTRY Sec. 6155 - Prohibition of expiration date From the U.S. Government Publishing Office, www.gpo.gov

§6155. Prohibition of expiration date

(a) No automatic removal of numbers Telephone numbers registered on the national "do-not-call" registry of the Telemarketing Sales Rule (16 CFR 310.4(b)(1)(iii)) since the establishment of the registry and telephone numbers registered on such registry after March 11, 2003, shall not be removed from such registry except as provided for in subsection (b) or upon the request of the individual to whom the telephone number is assigned. (b) Removal of invalid, disconnected, and reassigned telephone numbers The Federal Trade Commission shall periodically check telephone numbers registered on the national "do-not-call" registry against national or other appropriate databases and shall remove from such registry those telephone numbers that have been disconnected and reassigned. Nothing in this section prohibits the Federal Trade Commission from removing invalid telephone numbers from the registry at any time.

(Pub. L. 108–10, §5, as added Pub. L. 110–187, §2, Feb. 15, 2008, 122 Stat. 633.)