If you have sole child custody, the other parent may not need to sign the Child Travel Consent. In this case, you should travel with a copy of your court custody documentation. In addition, if a child has a deceased parent, it's recommended to travel with a copy of the deceased parent's death certificate.
British-Brazilian dual nationals under the age of 18 who are travelling without both parents or legal guardians need authorisation from both parents or legal guardians to travel in Brazil or leave the country.
Children must usually have the same passport, visa or other international entry documentation required of adults. In addition, certain countries require children leaving that country without both parents or a legal guardian to have a letter of consent, in some cases notarized.
I, Full Name, (mother|father) of Child Full Name to travel to (Destination City, State, Country) on (date of departure) with an expected return of (date of return). I may be contacted at (phone number including country code if traveling from overseas). I may have included a photo of my driver's license.
Legally or developmentally? Legally, it depends on your jurisdiction, however, by and large, children need the permission/approval of both parents to leave the general area of their home... To travel internationally, they need a passport and the consent of both parents, unless one parent has sole legal custody.
Brazil Entry Requirements Children under age 18 traveling alone, with one parent, or with a third party must have a notarized, written authorization from the absent parent or legal guardian. It must be translated into Portuguese and authenticated by a Brazilian embassy or consulate.
A Child Travel Consent Form is a legal document that provides permission from a child's parents or legal guardian for the child to travel without them. This form usually outlines important information, including details about the child, the travelling party, the itinerary and the consenting parent or guardian.
Brazil Minor Requirements Both parents must fill out and sign an “AUTHORIZATION FOR ISSUANCE OF BRAZILIAN VISA FOR MINOR” form. Applicants under 18 years old do not sign their visa application forms, as they are considered minors. Birth Certificate: Original or notarized certified copy of the birth certificate.