CFR›Title 50›Chapter I›Part 20›50 CFR Part 20 Subpart A Citation50 CFR Part 20 Subpart AContainsSections § 20.1–§ 20.2CorpusDaily eCFRDisplayed edition2026-09-03Last updated2026-09-03 Subpart A—Introduction Sections § 20.1 § 20.1 Scope of regulations. § 20.2 § 20.2 Relation to other provisions. Authority16 U.S.C. 703 et seq. and 742a-j.Source38 FR 22021, Aug. 15, 1973, unless otherwise noted.