CFR›Title 21 ContainsChapters I–IIICorpusDaily eCFRDisplayed edition2026-04-27Last updated2026-04-27 Chapters I Chapter I—Food and Drug Administration, Department of Health and Human Services Parts 1–1299 II Chapter II—Drug Enforcement Administration, Department of Justice Parts 1300–1399 III Chapter III—Office of National Drug Control Policy Parts 1400–1499 Previous 20 Title 20—Employees' Benefits Next 22 Title 22—Foreign Relations