Portugal Tax Treaties

Portugal Finland double taxation agreement: is it in force?

Source: Autoridade Tributária e Aduaneira, Portal das FinançasRetrieved 5 November 2026Independent information site: we are not the Autoridade Tributária e Aduaneira (AT) or the source of the data.

No longer: the AT list shows a convention with Finland, but the AT table says it has ceased to apply. It entered into force on 14 July 1971 and was denounced by Finland.

Ask a question

Country
Finland
Name in the AT list
Finlândia (Cessou a sua vigência em 31/12/2018)
Status per the AT table
ceased to apply (denounced by the other state, as printed by AT)
Legal instrument (as printed by AT)
DL n.º 494/1970 de 23 de Outubro
Aviso, publication and entry into force (as printed by AT)
Aviso publicado em 22-08-1980 EM VIGOR DESDE 14-07-1971 até 31.12.2018 Convenção denunciada unilateralmente pela Finlândia - Aviso n.º 146/2018, de 20 de Dezembro)
Note printed by AT
A CDT entre Portugal e a Finlândia deixou de se aplicar a partir de 01.01.2019, por ter sido unilateralmente denunciada pela Finlândia (Aviso 146/2018, de 20-12-2018).
Official instrument
Convention text (PDF) on the AT list of conventions
Sources
Autoridade Tributária e Aduaneira, list of conventions, retrieved 5 November 2026; Quadro resumo das convenções 2026, retrieved 5 November 2026

What this page does not say

We do not show withholding tax rates, residence rules or how the convention applies to a person or a company: those are in the convention text linked above, and the Autoridade Tributária e Aduaneira decides. This page is not tax advice.

The AT texts are in Portuguese and are quoted as printed. The English labels are ours.

Ask a question about this convention

Ask a question about this country and its convention with Portugal. It is free and we answer by email. We do not give legal or tax advice.