Know what documents a child needs to travel to or from the U.S. All children, including infants, must have their own travel documents. Your child will need a Child Travel Consent any time they're traveling without all their parents or legal guardians present.A U.S. notarized document is useless in most other countries. The letter and a copy of the child's birth certificate will be infinetely better. This guide provides a comprehensive overview of the process, documents required, and step-by-step instructions to secure your child's passport. The Self Help Center to complete these forms. Since children born in the United States are American citizens, they may also apply for an American passport. A person caring for another's child can sign this form to obtain authority to enroll the child in school without needing a full legal guardianship. Everybody will receive migration and customs forms and should be filled out during the flight or at the point on entry. This can be done at our office or the Department of Child Support Services.