Switzerland’s Federal Council adopted five double tax agreements

The OECD has announced, on 17 March 2026, that Bulgaria has joined the International Compliance Assurance Programme (ICAP), bringing the total number of participating countries to 24. ICAP is a voluntary programme designed to enable multinational

Japan's Ministry of Foreign Affairs announced on 13 March 2026 that officials from Japan and the Czech Republic have successfully concluded negotiations and agreed in principle on a new income tax treaty. The agreement was initialled by both parties

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

The Swiss Council of States approved ratification of the protocol to the 1978 income and capital tax treaty with Belgium on 9 March 2026. Signed on 16 July 2025, the protocol introduces minimum standards for the treaty, including an anti-abuse

The Italian tax authorities have issued Ruling Answer No. 70/2026, which addresses a specific tax query regarding whether a Swiss cantonal tax—the "Capital Tax"—can be deducted from the Italian taxes due under the Controlled Foreign Company

According to an OECD update published on 3 March 2026, three new jurisdictions have joined the Common Reporting Standard framework by signing the addendum to the Multilateral Competent Authority Agreement on Automatic Exchange of Financial Account