CFR›Title 1›Chapter II ContainsParts 50–299CorpusDaily eCFRDisplayed edition2026-04-15Last updated2026-04-15 Parts 50 Part 50 [Reserved] 51 Part 51—Incorporation by Reference Sections 51.1–51.11 52-299 Parts 52-299 [Reserved] Previous I Chapter I—Administrative Committee of the Federal Register Next III Chapter III—Administrative Conference of the United States