Complete GuideFamily Law

Child Travel Consent in Portugal: When You Need Authorisation

6 min readUpdated September 2026
Toy airplane on a travel map prepared for a child's international journey from Portugal.
Contents

Portugal has a specific exit-authorisation rule for minors who reside in Portugal and travel out of the country without any person who holds parental responsibility for them.

The important distinction is:

  • travelling with a parent or another person who has parental responsibility;
  • travelling without anyone who has parental responsibility.

Those situations are not the same.

Airlines and destination countries can also have their own document requirements, so the Portuguese exit rule is only one part of travel preparation.

When is Portuguese exit authorisation required?

A minor resident in Portugal who leaves Portuguese territory without being accompanied by any person who has parental responsibility needs a written exit authorisation.

Typical examples include a child travelling:

  • alone;
  • with grandparents;
  • with another relative who does not hold parental responsibility;
  • with friends;
  • with a school group;
  • with a sports team;
  • with another adult.

The declaration should contain the required information and the relevant signature or signatures must be formally recognised by a competent entity.

What if the child travels with one parent?

Under the current Portuguese government guidance, a separate Portuguese exit authorisation is not required merely because the child travels with only one parent, where parental responsibilities are joint and there is no opposition from the other parent.

This applies even where the parents are:

  • unmarried;
  • divorced;
  • judicially separated;
  • separated in fact.

That is the Portuguese exit-control rule.

However, there are two important qualifications.

Destination-country rules

Another country may ask for consent from the non-travelling parent.

Airline rules

An airline can require additional documentation under its own procedures.

Before travel, check both.

What if the other parent has formally objected?

Do not treat the situation as ordinary holiday paperwork.

An opposition can change the legal risk.

If there is a parental-responsibility dispute, travel restriction, relocation dispute or concern that the child will not return, the matter may require family-law advice rather than a standard consent document.

A travel-consent service cannot override a court order or unresolved parental-responsibility dispute.

Who can sign the authorisation?

A person who holds parental responsibility for the child can provide the authorisation.

Who must sign in a particular case depends on:

  • who legally holds parental responsibility;
  • whether there is one or more holder;
  • any court order;
  • the child's family situation;
  • the journey.

Do not assume that biological parentage and current legal parental authority are always identical.

Does the signature need to be recognised?

Yes, where the Portuguese exit-authorisation declaration is required, the government guidance requires recognition of the relevant signature or signatures by a competent entity.

Competent entities include:

  • lawyers;
  • notaries;
  • registrars;
  • registry officials;
  • solicitors;
  • chambers of commerce and industry with the relevant competence.

The recognition is part of making the declaration usable for the Portuguese exit procedure.

Does the document need an apostille?

Not automatically for the Portuguese exit procedure itself.

Apostille becomes relevant where the document must be used before a foreign authority in a Hague Apostille country and that foreign use requires authentication.

The destination-country requirement should be checked separately.

Do not add an apostille simply because the journey is international.

How long is the authorisation valid?

If the declaration does not specify a validity period, current Portuguese government guidance states that it is valid for six months from the date of issue.

The document can set a validity period of up to one year.

Within its valid period, the same authorisation can be used more than once if its wording covers the journeys concerned.

For a one-off trip, a specific authorisation can be clearer.

What should the declaration contain?

The document should identify the relevant travel and family information.

Depending on the case, this can include:

  • child;
  • person giving authorisation;
  • accompanying adult;
  • travel period;
  • destination;
  • scope of permission;
  • validity period.

Portugal publishes model forms for Portuguese minors and foreign minors resident in Portugal.

A different form can be used if it contains the necessary information.

Need help with this?

Our legal team handles this process end to end. Get a clear assessment and a concrete plan.

Review my child travel consent requirements

Child travelling with grandparents

If grandparents do not hold parental responsibility, the child is travelling without a holder of parental responsibility.

That is a classic situation in which Portuguese exit authorisation is required.

The airline or destination country may require additional documentation.

School or sports trip

A school trip, camp, sports team or organised group is another common case.

The accompanying teacher or group leader normally does not hold parental responsibility.

Prepare the authorisation with enough time for:

  • signature recognition;
  • school or organiser forms;
  • airline checks;
  • destination-country requirements.

Child travelling alone

Unaccompanied minor procedures can involve two separate layers:

1. legal travel authorisation;

2. the airline's unaccompanied-minor service and documentation.

Completing one does not automatically complete the other.

Travel after divorce

A divorce does not automatically mean both parents must sign a Portuguese exit authorisation every time the child travels with one of them.

The current Portuguese rule is more specific.

But the parenting agreement or court order may contain its own travel provisions.

Always check the existing order.

Travel versus permanent relocation

A consent for a holiday is not consent for a permanent move abroad.

Permanent relocation changes the child's centre of life and is generally treated as an important parental-responsibility decision.

Read: Moving Abroad With a Child After Divorce in Portugal

Common mistakes

Assuming one-parent travel always requires Portuguese exit consent

It does not under the current Portuguese rule where the child is with a parent who holds parental responsibility and there is no opposition.

Assuming Portugal's rule is enough for the destination country

Foreign border rules can be different.

Adding apostille automatically

Foreign use determines whether it is needed.

Using travel consent as permission to relocate

Temporary travel and permanent relocation are different.

Discovering airline rules at check-in

Check the carrier in advance.

How THE-Ö can help

We can prepare and formalise child travel authorisation where it is actually required or useful.

The service can include:

  • checking who must authorise;
  • drafting the declaration;
  • signature recognition;
  • bilingual wording where appropriate;
  • apostille or legalisation where required for foreign use;
  • coordination when a parent signs abroad.

Where the real issue is a dispute between parents or relocation, we route the matter to the family-law team instead of treating it as a document-only request.

Need a child travel authorisation for a trip from Portugal?

Tell us who the child is travelling with, destination, dates, where each parent is and whether there is any court order or objection.

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