[Code of Federal Regulations] [Title 22, Volume 1] [Revised as of April 1, 2007] From the U.S. Government Printing Office via GPO Access [CITE: 22CFR40.2] [Page 149] TITLE 22--FOREIGN RELATIONS CHAPTER I--DEPARTMENT OF STATE PART 40_REGULATIONS PERTAINING TO BOTH NONIMMIGRANTS AND IMMIGRANTS UNDER THE Subpart A_General Provisions Sec. 40.2 Documentation of nationals. (a) Nationals of the United States. A national of the United States shall not be issued a visa or other documentation as an alien for entry into the United States. (b) Former Nationals of the United States. A former national of the United States who seeks to enter the United States must comply with the documentary requirements applicable to aliens under the INA.