(a) The Attorney General shall cause to be filed, as a record of admission of each immigrant, the immigrant visa required by section 1201(e) of this title to be surrendered at the port of entry by the arriving alien to an immigration officer.
(b) The Attorney General shall cause to be filed such record of the admission into the United States of each immigrant admitted under section 1181(b) of this title and of each nonimmigrant as the Attorney General deems necessary for the enforcement of the immigration laws.
Structure US Code
Title 8— ALIENS AND NATIONALITY
CHAPTER 12— IMMIGRATION AND NATIONALITY
Part IV— Inspection, Apprehension, Examination, Exclusion, and Removal
§ 1221. Lists of alien and citizen passengers arriving and departing
§ 1222. Detention of aliens for physical and mental examination
§ 1223. Entry through or from foreign territory and adjacent islands
§ 1224. Designation of ports of entry for aliens arriving by aircraft
§ 1225a. Preinspection at foreign airports
§ 1226. Apprehension and detention of aliens
§ 1226a. Mandatory detention of suspected terrorists; habeas corpus; judicial review
§ 1228. Expedited removal of aliens convicted of committing aggravated felonies
§ 1229. Initiation of removal proceedings
§ 1229b. Cancellation of removal; adjustment of status
§ 1231. Detention and removal of aliens ordered removed
§ 1232. Enhancing efforts to combat the trafficking of children