Western Hemisphere Travel Initiative (WHTI): Federal regulation requiring all travelers to present a passport or other approved secure document when entering the United States from within the Western Hemisphere
Intelligence Reform and Terrorism Prevention Act of 2004: Federal law establishing security standards for passport issuance and international travel documentation
USA PATRIOT Act: Federal law containing provisions affecting identification requirements and international travel security measures
Two-Parent Consent Laws (22 CFR 51.28): Federal regulation requiring both parents'/guardians' consent for passport issuance to minors under 16
State Parental Consent Requirements: Varying state-specific laws governing parental consent requirements for minor travel and documentation
State Notarization Requirements: State-specific rules regarding document notarization and authentication for consent letters
State Custody Laws: State-specific regulations regarding custody rights and travel authorization for minors
Hague Convention on International Child Abduction: International treaty protecting children from international abduction, affecting travel consent requirements
ICAO Standards: International Civil Aviation Organization standards for travel documentation and border crossing
Form DS-3053: U.S. Department of State's official Statement of Consent form for passport issuance to minors
Passport Application Requirements: Federal requirements set by the U.S. Department of State for passport application and issuance
Document Authentication Standards: Requirements for document authentication, including notarization and apostille certifications
