§ 1551.
There is created and established in the Department of Justice an Immigration and Naturalization Service.
([Feb. 14, 1903, ch. 552, § 4], [32 Stat. 826]; [June 29, 1906, ch. 3592, § 1], [34 Stat. 596]; [Mar. 4, 1913, ch. 141, § 3], [37 Stat. 737]; Ex. Ord. No. 6166, § 14, June 10, 1933; 1940 Reorg. Plan No. V, eff. June 14, 1940, 5 F.R. 2223, [54 Stat. 1238].)