Act of 1978 Subsection (e) of section 8I of the Inspector General Act of 1978 ( 5 U.S.C. App. 8I ) is amended by striking the Bureau of Citizenship and Immigration Services and inserting United States Citizenship and Immigration Services . (b) Clerical amendments The table of contents in section 1(b) of the Homeland Security Act of 2002 is amended— (1) by striking the item relating to section 451 and inserting the following: 451. Establishment of United States Citizenship and Immigration Services.