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Free check · IRS 2025

What does your declaration need?

No documents needed, nothing is saved to a server, and you can stop any time. Your checklist is built only from these answers.

The regular IRS 2025 filing window (1 April – 30 June 2026) has closed. This preparation still applies if you are filing late or submitting a replacement declaration (declaração de substituição) — late filing can carry penalties, so involve a contabilista certificado. The IRS 2026 season opens 1 April 2027.

Question 1 of 10

Were you a Portuguese tax resident during 2025?

Generally: you spent 183+ days in Portugal, or had your habitual home here.

Preparation support, not tax advice. Answers stay in your browser until you choose to create an account.

expats.

A little more at home, wherever life takes you.

Expats is free to use. Professionals quote and charge for their own work; there is no paid ranking. Expats is an independent resource and is not affiliated with the Portuguese government.

portugal.expats.app provides tax preparation support, not tax, legal, or financial advice. Outputs must be reviewed by you and, where flagged, by a certified accountant (contabilista certificado).