DTA between Nigeria and Spain enters into force

Nigeria’s Federal Ministry of Finance announced, on 18 June 2026, that the federal government has issued the General Guidelines for the implementation of the Tax Acts 2025, setting out the process for the transition from the repealed tax laws to

Spain's Tax Authority (AEAT) on 1 June 2026 published two technical documents—the Ministerial Order Project for the Public Electronic Invoicing Solution (SPFE) and Public Electronic Invoicing Solution (SPFE) Technical Aspects—setting out the

Officials from the Montenegro Ministry of Finance and Spain signed a new Agreement on the Avoidance of Double Taxation and the Prevention of Income Tax Evasion on 5 June 2026 in Tivat, on the sidelines of the European Union–Western Balkans

Spain's Ministry of Finance has published a Draft Ministerial Order that proposes amendments to Order HFP/115/2023 of 9 February 2023, which currently defines the list of countries, territories, and harmful tax regimes considered non-cooperative

Spain has confirmed the completion of its internal procedures for the entry into effect of the Multilateral Convention to Implement Tax Treaty Related Measures to Prevent Base Erosion and Profit Shifting (MLI) in relation to its covered tax

The Spanish Tax Agency has announced the publication of Order HAC/529/2026 of 7 May 2026 in the Official Gazette on 29 May 2026. The Order approves the forms and filing instructions for Corporate Tax and Non-Resident Income Tax returns for tax