How do I write a consent letter for my child to travel? See what documents a child needs to travel to or from the US alone or with a parent or relative.Non-US citizen children traveling to the US. The intention of this letter is to provide consent for a minor child to travel without the company of both legal parents. This file provides detailed information about the Child Travel Consent Form, including who needs it and how to fill it out. Use a child (minor) travel consent form to let someone under 18 travel alone or with someone other than their legal caretakers. Minor travel consent form giving partental authorization for child to travel with another person or only one parent. Our template can guide you in writing a consent letter: Consent letter for children travelling outside Canada: Fillable form (PDF, 217 KB - Help with PDF forms) To create this form, gather all necessary details about the child, the accompanying adult and the travel. The most important source of information about your relationship with your landlord is your rental agreement, whether it is written or oral.