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Regulations last checked for updates: Jul 03, 2026

Title 22 - Foreign Relations last revised: Dec 03, 2026
All TitlesTitle 22Chapter IPart 51Subpart C - Subpart C—Evidence of U.S. Citizenship or Nationality
  • § 51.40 - Burden of proof.
  • § 51.41 - Documentary evidence.
  • § 51.42 - Persons born in the United States applying for a passport for the first time.
  • § 51.43 - Persons born outside the United States applying for a passport for the first time.
  • § 51.44 - Proof of resumption or retention of U.S. citizenship.
  • § 51.45 - Department discretion to require evidence of U.S. citizenship or non-citizen nationality.
  • § 51.46 - Return or retention of evidence of U.S. citizenship or non-citizen nationality.
source: 72 FR 64931, Nov. 19, 2007, unless otherwise noted.
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