Francisca
Marketing · Vivencias Travel
Authorisation from both parents, a valid ID, and the special cases that always come up: separated parents, a surname that does not match, an expired passport. What is needed and when to start.
In a group of forty students there are always three or four cases that are not the standard one. A parent living in another city, a surname that does not match the accompanying adult's, a document that expires that very month. None of them is serious if spotted in time. All of them are serious if spotted the week of the trip.
This is the administrative part that most often delays an educational trip, and the one most easily solved by starting early.
The general rule
When a minor crosses a border without both parents, immigration authorities require a travel authorisation signed by those holding parental responsibility, with the signature certified by a notary. It applies both to leaving the home country and entering the other one.
On an educational trip the minor travels with teachers rather than family, so that authorisation is always required.
What is usually requested:
- Authorisation signed by both parents, certified, stating destination, dates and who is accompanying the group.
- A valid identity document for the student, in good condition and in physical form. Digital versions are not accepted at immigration.
- A birth certificate proving the relationship, in several cases.
- Copies, at least two, travelling separately from the originals.
The cases that always come up
Worth identifying as soon as the class list is confirmed:
- Separated parents. The authorisation still needs both signatures, unless a court ruling says otherwise, in which case the ruling has to travel too.
- Only one parent registered. Proven with the birth certificate.
- One parent deceased. The death certificate goes with it.
- Legal guardianship. The document proving it replaces the parents' signature, and it is worth reviewing early because not every format is accepted.
- Surnames that do not match between student and responsible adult: not a problem in itself, but resolved by showing the relationship.
The document that expires
The commonest mistake and the most avoidable. An ID or passport expiring during the trip, or a few weeks after, can stop someone leaving.
Avoiding it is simple: ask for the expiry date alongside the document number, on the same sheet, as soon as the list is drawn up. Checking forty dates takes ten minutes and prevents the worst possible problem.
The real timelines
Here is the part that matters:
- A notarised authorisation cannot be obtained the day before. Between getting both parents' signatures, coordinating schedules and visiting the notary, a full class takes weeks.
- Renewing an expired document takes longer still, and depends on the office.
- That is why documents are requested two or three months ahead, not two weeks.
The lead time is not excessive: it is what allows the three or four special cases to be spotted and resolved without a rush.
What to check before departure
A simple review, done by one person at the school, with the full list in front of them:
- Valid document in good condition, for everyone.
- Signed and certified authorisation, for everyone who needs one.
- Relationship documents in the special cases.
- Copies kept separately from the originals.
- Each student's health record, travelling with the group.
If the trip does not cross a border
A trip within the same country needs no immigration authorisation, but the school still asks for the parent's permission, and identity documents are still required. The rest of the planning is in how to organise an educational field trip, and the safeguards in safety on an educational trip.
Where to confirm the current detail
Requirements change, so confirm them with each country's immigration authority before finalising paperwork. For travellers departing from Brazil, entry requirements are explained in documents for travelling to Chile and documents for travelling to Argentina.
Frequently asked questions
What authorisation does a minor need to travel without their parents?
A travel authorisation signed by those holding parental responsibility, certified by a notary, stating destination, dates and who is accompanying the group. On an educational trip the minor travels with teachers rather than family, so that authorisation is always required when a border is crossed.
Is a digital ID accepted at the border?
No. Immigration requires the original physical document, valid and in good condition. It is one of the most frequent reasons someone is left out of a trip, and it is avoided by asking for the expiry date alongside the document number when the class list is drawn up.
What happens if the parents are separated?
The authorisation still needs both signatures, unless a court ruling provides otherwise, in which case that ruling has to travel too. Where only one parent is registered, or one has died, or there is legal guardianship, the birth certificate, death certificate or guardianship document goes with it.
How far in advance should documents be requested?
Two to three months. Getting both parents' signatures, coordinating schedules and visiting the notary takes weeks for a full class, and renewing an expired document takes longer still. That lead time is what allows the three or four special cases that always appear to be spotted and resolved without a rush.




