22 C.F.R. § 51.2 Passport issued to nationals only.
Title 22 - Foreign Relations
(a) A United States passport shall be issued only to a national of the United States (22 U.S.C. 212). (b) Unless authorized by the Department no person shall bear more than one valid or potentially valid U.S. passport at any one time. [SD–165, 46 FR 2343, Jan. 9, 1981]
Title 22: Foreign Relations
PART 51—PASSPORTS
Subpart A—General
§ 51.2 Passport issued to nationals only.