The approval conditions vary depending on the child's age.
- TAP does not allow unaccompanied minors under the age of 5.
- Minors who are not yet 2 years of age must always travel accompanied by an adult. Their adult companion must be at least 18 years old and be able to take care of the minor throughout the journey, including check-in and border and customs formalities;
- Minors aged between 2 and 4 years (inclusive) may be accompanied by another passenger aged between 12 and 15 years provided the procedures of "Unaccompanied Minor" apply to both;
- A passenger aged at least 16 years can accompany a child aged between 5 and 11 years, provided that he/she is declared the companion for the entire journey, including his/her acceptance, check-in and for airport formalities;
- Passengers aged from 5 to 11 years travelling alone are always considered to be Unaccompanied Minors;
- When aged from 12 to 17 years inclusive they may exceptionally be registered as Unaccompanied Minors at the request of their parents or legal guardians;
- A child travelling in a different cabin class to that in which the adult travels is also considered to be an Unaccompanied Minor;
- Waiting list bookings are not accepted;
- When the Unaccompanied Minor booking is requested and confirmed, it is mandatory to provide TAP with the name and contact details (phone number and address) of the people who will be taking the child to the airport and picking him or her up on arrival.
- The "Unaccompanied Minors" (UMNR) service is not available when there is a night stop on the flights connecting the child's itinerary.