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Tax Number (NIF) — Expat Guide Portugal (2026)

Quick Answer

What it is:: Tax Number — a tax procedure in Portugal.
Deadline:: No strict deadline
Steps:: 3 steps
Cost:: Free
Documents:: 3 required
Legal basis:: DL 14/2013

Important Deadlines

Get NIF as soon as possible — needed for virtually everything

Required Documents

✓Valid passport
✓Proof of address in Portugal (or home country)
✓Fiscal representative appointment letter (non-EU only)

Step-by-Step Guide

Visit a Finanças office (Serviço de Finanças) or apply through a fiscal representative.

Pro tip: Non-EU citizens need a fiscal representative (representante fiscal) if they don't live in Portugal. EU citizens can apply directly.

Bring your passport and proof of address (utility bill or rental contract).

Pro tip: You can also apply online at Portal das Finanças (portaldasfinancas.gov.pt) if you have a Portuguese digital certificate.

Receive your NIF immediately at the counter.

Pro tip: The NIF is 9 digits. You'll need it for: bank accounts, rental contracts, employment, phone contracts, and tax declarations.

Fees

NIF issuanceFree

Legal Basis

DL 14/2013

Also Known As

This procedure is commonly searched under these names:

NIFNúmero de Identificação Fiscaltax number PortugalPortuguese tax IDFinançasfiscal numberNIF Portugal

Official Resources

https://www.portaldasfinancas.gov.pt/

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More Guides for 🇵🇹 Portugal

→Residence Permit (Autorização de Residência)→Health System Registration (SNS)