If children are not travelling with both their parents, (ie: if they are travelling alone, or with another adult), this form can be used to give permission. A letter from the person with parental responsibility for the child is usually enough to show you've got permission to take them abroad.If travelling with non-parents, a notarized letter from the minor's guardians would be required. A minor travel consent form (if your child is traveling internationally with only one parent, or with another adult). Download Minor Travel Consent Form. Here is a sample letter of consent you can customize and have notarized if needed for your child's next international trip. It is very simple to do. To travel with my daughter,.