Portugal and Saudi Arabia signed an income tax treaty for the avoidance of double taxation and the prevention of fiscal evasion with respect to taxes on income in Lisbon on 8 April 2015.
Related Posts

Saudi Arabia: ZATCA issues guide on annual disclosure form for RHQs
Saudi Arabia's Zakat, Tax and Customs Authority (ZATCA) has published a user guide on how regional headquarters (RHQs)
Read More
Saudi Arabia: ZATCA issues deadline reminders for VAT, excise tax returns
Saudi Arabia’s tax authority, the Zakat, Tax and Customs Authority (ZATCA) has released two press releases
Read More
Portugal: Tax Authority opens Pillar Two Form 64 filing service for 2024
Portugal’s Tax and Customs Authority has opened the electronic submission service for Form 64 – Settlement
Read More
Portugal proposes further IRS reductions for 2026 income
Portugal's Council of Ministers, chaired by the Prime Minister, approved Bill No. 108/XVII/2.ª on 17 September 2026,
Read More
Saudi Arabia: ZATCA consults Real Estate Transaction Tax penalties
Saudi Arabia’s Zakat, Tax and Customs Authority (ZATCA) opened a public consultation on a draft classification of
Read More
Portugal extends Pillar Two Modelo 62 filing deadline for 2025 tax year
Portugal’s Secretary of State for Fiscal Affairs has extended the deadline for entities subject to the Global Minimum
Read More