CFR›Title 21›Chapter I›Part 1100 ContainsSubparts A–CCorpusDaily eCFRDisplayed edition2026-04-24Last updated2026-04-24 PART 1100—General Subparts A Subpart A—Tobacco Products Subject to FDA Authority Sections 1100.1–1100.5 B Subpart B [Reserved] C Subpart C—Maintenance of Records Demonstrating That a Tobacco Product Was Commercially Marketed in the United States as of February 15, 2007. Sections 1100.200–1100.204 Authority21 U.S.C. 371, 374, 387a(b), 387e, 387i; Pub. L. 117-103, 136 Stat. 49.Source81 FR 29102, May 10, 2016, unless otherwise noted. Previous 1040 Part 1040—Performance Standards for Light-Emitting Products Next 1105 Part 1105—General