Comprehensive Guide to Income Tax Declaration Process in Portugal

Table of Contents


What is it?

The Request for Income Tax Declaration is a process where an individual submits their statement of earnings to tax authorities. This is usually an annual process, used by the tax authorities to assess the amount of tax one has to pay based on their income for the previous fiscal year.

Who needs it?

This process is necessary for all individuals who have earned an income within the fiscal year. Traditionally, it is needed by salaried or self-employed individuals as well as business owners who have generated some income during the tax year.


  1. Gather all necessary documents such as payslips and other pertinent financial documentation for the fiscal year.
  2. Complete the necessary form with your tax details. In Portugal, it’ll be the IRS form available on the Portal das Finanças .
  3. Submit the completed form either digitally through the tax portal or manually at your local tax office.
  4. Await notification from the tax authorities about the status of your declaration.

Required Documents

  • Proof of income such as payslips
  • Details of any benefits, allowances, or non-standard deductions
  • Previous Tax declaration form (if applicable)

Providers that can do it for you

(We are currently curating the best providers. If you are or know a provider, please contact us or edit the page directly)


Additional details

  • In Portugal, there’s support for young people getting started, so don’t be afraid to ask questions if you’re unsure.
  • If your income is low, you may be exempt from filing a tax return. In this case, you will receive a statement of dispensation.


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