Ensure smooth travels with our child travel consent form notary service. A notarized letter of consent is a crucial requirement when traveling with minors without both parents or guardians.A child travel consent form allows a minor to travel alone or with another person or group. For additional legal validation, signatures from both parents who are supportive of the travel, along with notarization, need to be obtained. Scan or upload your own form, or use our minor travel consent template. (Personalized Seal). Sign in front of the notary: The notary must witness the signer endorsing the document. In general, Texas has very few official legal forms. This is why you will not always find a free fill-in-the-blank form for your situation. See what documents a child needs to travel to or from the US alone or with a parent or relative.