Protocol to treaty between Belgium and Switzerland signed

Switzerland’s National Council has approved the OECD’s Multilateral Competent Authority Agreement on the Exchange of GloBE Information (GIR MCAA) during its spring session, which ended on 20 March 2026. Switzerland signed the agreement in

Belgium’s Federal Public Service (SPF) Finance announced on 23 March 2026 the release of updated draft versions of the supplementary national tax returns, explanatory notes, and XSD schema for tax years 2024 and 2025. The supplementary national

The Swiss Federal Tax Administration (FTA) has announced that the GloBE Information Return (GIR) application is now available on the federal government’s online portal. The application allows companies to register for GIR purposes and submit their

Belgium’s Federal Public Service (SPF) Finance has launched a public consultation on 17 March 2026 on draft top-up tax returns under the Pillar Two Income Inclusion Rule (IIR) for the 2024 and 2025 tax years, along with accompanying explanatory

The Belgian Parliament has adopted the law on 12 March 2026, implementing Council Directive (EU) 2023/2226 of 17 October 2023 (DAC8) which establishes new reporting and due diligence obligations for crypto-asset service providers. DAC8 provides

The Swiss Council of States approved the ratification of the amending protocol to the 1999 income and capital tax treaty with Croatia on 9 March 2026. Signed on 18 July 2025, the protocol makes updates to the OECD Model Double Taxation Agreement