CFR›Title 8›Chapter V›Part 1001 ContainsSection 1001.1CorpusDaily eCFRDisplayed edition2026-04-15Last updated2026-04-15 PART 1001—DEFINITIONS Sections 1001.1 § 1001.1 Definitions. Authority5 U.S.C. 301; 8 U.S.C. 1101, 1103; Pub. L. 107-296, 116 Stat. 2135; Title VII of Pub. L. 110-229. Next 1003 Part 1003—Executive Office for Immigration Review