Some immigration and citizenship rules changed in 2026. Read our dated guidance.

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Services

NIF and NISS Services

Practical help identifying and requesting Portugal’s tax and social-security numbers without confusing them with residence or work authorization.

Who this service may suit

New arrivals, workers, students and families who need the correct number for a lawful administrative purpose.

Important considerations

  • Eligibility depends on nationality, residence history and individual circumstances.
  • Requirements may change and the competent authority may ask for additional evidence.
  • The correct administrative, legal, tax or accounting scope is confirmed before engagement.

Documents typically requested

This list is indicative. Requirements can vary by nationality, authority and circumstances.

  • Identity and contact details
  • Address or residence evidence where required
  • Reason for the request
  • Representation documents only after engagement where applicable

How the process is usually organized

  1. 1Initial routing and scope
  2. 2Document-readiness map
  3. 3Administrative or qualified professional review
  4. 4Authority-facing step and settlement follow-up

How we can help

We can organize information, requirements, appointments and follow-up within a clear written scope.

Professional responsibilities

Administrative assistance; tax review where fiscal representation or tax residence is material.

What is not included

The service excludes authority approval, guaranteed appointments, official charges and professional work not stated in the scope.

Risks and limitations

NIF issuance itself is generally free; any company charge is an assistance or representation fee. A NISS does not create work authorization.

Official sources

Legal information last reviewed: 2026-08-24

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Do not send passports, residence cards, criminal records, bank statements, medical records or detailed protection narratives through this form.

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Your privacy matters. Do not send passports, residence cards, criminal records, bank statements, medical records or detailed protection narratives through this form.

Your next step

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Private service provider. No approval or appointment guarantees.

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