Know what documents a child needs to travel to or from the U.S. All children, including infants, must have their own travel documents. Texas Minor (Child) Travel Consent Form.Use our Child Travel Consent form to prove that a child can travel without their parents or guardians. 1. Fill Out Form DS-11 and Print It 2. Get Evidence of US Citizenship (and a photocopy) 3. A parent can sign an "authorization agreement" form to give a nonparent the authority to care for and make decisions for a child. Besides carrying your child's permission to travel form, it may be necessary to have other documentation on hand for your child. A child travel consent form allows a minor to travel alone or with another person or group. According to the USA. Gov website, if a child is traveling abroad with one parent, the other parent must supply a notarized letter granting permission.