On 8 September 2017, Portugal published a notice declaring the entry into force of the Double Taxation Agreement (DTA) with Sao Tome and Principe on 12 July 2017 and it will apply from 1 January 2018. The agreement contains Dividends rate 10% for at least 25% holding; otherwise 15%, Interest rate 10%, Royalties rate 10% and fees rate 15%.
Portugal approved Modelo 64 tax return form, the official return for the assessment and payment of domestic top-up tax
Read MoreNigeria's Federal Ministry of Information and National Orientation announced on 17 July 2026 that officials from
Read MorePortugal's Council of Ministers has approved an amendment to the General Tax Law to replace the country's existing list
Read MoreKyrgyzstan and Portugal are holding negotiations on a proposed income tax treaty, according to the Ministry of Economy
Read MorePortugal has granted a further extension for the submission of the periodic corporate income tax return (Form 22) and
Read MorePortugal has published Ordinance No. 255/2026/1 in the Official Gazette on 12 June 2026, approving the official GloBE
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