CFR›Title 50›Chapter I›Part 10 ContainsSubparts A–CCorpusDaily eCFRDisplayed edition2026-04-15Last updated2026-04-15 PART 10—GENERAL PROVISIONS Subparts A Subpart A—Introduction Sections 10.1–10.4 B Subpart B—Definitions Sections 10.11–10.13 C Subpart C—Addresses Sections 10.21–10.22 Authority16 U.S.C. 668a-d, 703-712, 742a-j-l, 1361-1384, 1401-1407, 1531-1543, 3371-3378; 18 U.S.C. 42; 19 U.S.C. 1202.Source38 FR 22015, Aug. 15, 1973, unless otherwise noted. Previous 3 Part 3—Nondiscrimination—Contracts, Permits, and Use of Facilities Next 11 Part 11—Civil Procedures