08Practice area
Portuguese tax number (NIF)
The Portuguese tax number (NIF) is the first step for almost everything in Portugal. We help you apply for it, in Portugal or while still abroad.

02What it is
The number where it all begins.
The Portuguese tax number, or NIF, is essential for almost any legal or administrative act in Portugal: opening a bank account, signing contracts and accessing public services.
It can be requested in Portugal or, in some cases, through a representative while still abroad. The firm explains what applies to your case, prepares the application and follows it through.
03What it is for
Where the NIF makes a difference.
- 01
Bank account
It is one of the items usually requested to open an account in Portugal.
- 02
Contracts
It is needed for many contracts signed in daily life.
- 03
Public services
It is used to access public services and deal with administrative matters.
- 04
Moving to Portugal
It is one of the first steps for those preparing to live in Portugal.
04How we support you
From application to number.
The card turns and shows, in order, the stages of the application.
- Step 01/04
Initial conversation
We establish your situation and what you need the NIF for.
- Step 02/04
Documents
We indicate what to gather and check the essentials.
- Step 03/04
Application
We prepare and follow the application with the competent authority.
- Step 04/04
Number received
You receive the NIF and we advise on the next step.
05Documents
Documents in general terms
The final list is tailored to you. Documents may vary depending on the case.
- 01Valid identity document
- 02Proof of address, where applicable
- 03The representative's documents, if applying through a representative
- 04Other items requested by the competent authority
Documents may vary depending on the case.
06When to seek support
Situations where legal support helps
When you need to open a bank account in Portugal.
When you are about to sign a contract and a NIF is requested.
When you are preparing to move to Portugal.
When you are outside Portugal and want to know whether you can arrange the NIF remotely.
07Frequently asked questions
Questions about portuguese tax number (nif) applications
General answers. Your case may have particularities that only an assessment with the lawyer can clarify.
01Can I apply for a NIF from outside Portugal?
In some cases, yes, through a representative. What applies depends on your situation, and we explain this in the first conversation.
02Do I need the NIF before arriving in Portugal?
Many people arrange their NIF before arrival because it is requested for various everyday acts. We assess whether this makes sense in your case.
03Does the firm handle the application for me?
We prepare and follow the application with you, explaining each step.
KSContact
Would you like to discuss portuguese tax number (nif) applications?
The initial conversation helps us understand your case and a possible route.