
Brazil Implements the SBTI Safe Harbour
On 18 September 2026, Brazil issued IN RFB No. 2,342/2026 to introduce a new framework for the treatment of substance-based tax incentives under its Pillar Two rules.
• is designed to pool assets from a number of investors (some of which are unrelated);
• invests in accordance with a defined investment policy;
• allows investors to reduce transaction, research, and analytical costs, or to spread risk collectively;
• is primarily designed to generate investment income or gains, or protection against a particular or general event or outcome;
• investors have a right to return from the assets of the fund or income earned on those assets, based on the contributions made by those investors;
• it or its management is subject to a regulatory regime in the jurisdiction in which it is established or managed;
• it is managed by investment fund management professionals on behalf of the investors.
General

On 18 September 2026, Brazil issued IN RFB No. 2,342/2026 to introduce a new framework for the treatment of substance-based tax incentives under its Pillar Two rules.

On 15 September 2026, the Dutch government presented a bill that would introduce four new Pillar Two safe harbours, extend the Transitional Country-by-Country Reporting Safe Harbour and amend the treatment of certain 52- and 53-week accounting periods.

On September 11, 2026, the OECD released a package of guidance and implementation materials that provides for the exclusion of Explicitly Conditional Taxes from Covered Taxes, clarifies the treatment of mismatched fiscal periods under the Qualified Domestic Minimum Top-up Tax Safe Harbour, updates the GloBE Information Return and establishes the detailed framework for full legislative reviews of domestic minimum tax rules.

Uruguay’s presidential decree dated 31 August 2026 replaces the conditional QDMTT payment waiver in Decree No. 325/025 with a compensation mechanism. Article 1 requires in-scope constituent entities allocated QDMTT in Uruguay to comply with its QDMTT obligations and pay the tax; article 7 repeals the earlier decree.

Qatar has published six decisions dealing with currency conversion, simplified reporting, the Transitional CbCR Safe Harbour, non-material constituent entities, designated local entities and registration.

The Slovak Government has approved draft legislation that would make significant changes to Slovakia’s qualified domestic minimum top-up tax regime. The proposals would implement the OECD’s new Substance-Based Tax Incentives Safe Harbour, extend the Transitional CbCR Safe Harbour and introduce rules preserving Pillar Two filing and payment obligations where a Slovak taxpayer ceases to exist without a legal successor.

Cyprus has opened a public consultation on amendments to its Pillar Two legislation intended to address observations from the European Commission and align the domestic rules more closely with OECD guidance. The consultation opened on 30 July 2026 and is scheduled to close on 5 September 2026.

On August 7, 2026, Germany published a regulation that gives domestic legal effect to a jurisdiction-by-jurisdiction list of qualifying Pillar Two jurisdictions.

On August 8, 2026, Mauritius issued its QDMTT regulations to implement its QDMTT.
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