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Advisory NoteUpdated 12 min readReviewed by Bharti Itangi, Head of Corporate Services

OECD Pillar Two: Global Implementation Tracker and Key Legislative Updates

Track the latest country-specific legislative developments for OECD Pillar Two global minimum tax, and understand its implications for UAE multinational corporations operating internationally.

OECD Pillar TwoGloBE RulesGlobal Minimum TaxInternational TaxLegislative UpdatesUAE MNEsTax ComplianceCorporate Tax
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OECD Pillar Two: Global Implementation Tracker and Key Legislative Updates

UAE multinational enterprises must monitor global Pillar Two legislative progress to proactively assess their exposure and ensure compliance across jurisdictions, even as the UAE continues its assessment.

Introduction

The global tax landscape is undergoing a significant transformation with the Organisation for Economic Co-operation and Development's (OECD) Pillar Two initiative, also known as the GloBE Rules. Designed to ensure large multinational enterprises (MNEs) pay a minimum effective tax rate of 15% on their profits, Pillar Two necessitates comprehensive legislative changes across jurisdictions. This global shift requires MNEs, including those headquartered in the UAE or with operations in the region, to closely track implementation progress to manage their tax obligations effectively.

This article provides an updated overview of country-specific legislative developments for Pillar Two, detailing the implementation status of the Income Inclusion Rule (IIR), the Undertaxed Profits Rule (UTPR), and Qualified Domestic Minimum Top-up Taxes (QDMTTs) across key jurisdictions. It aims to offer clarity on the complex and varied global timeline, highlighting the implications for UAE businesses navigating these new international tax standards.

Understanding the Pillars of Global Minimum Taxation

The OECD's Inclusive Framework on Base Erosion and Profit Shifting (BEPS) introduced the two-pillar solution to address the tax challenges arising from the digitalization of the economy. Pillar Two establishes a global minimum corporate tax rate. It applies to MNEs with consolidated group revenues exceeding €750 million in at least two of the four preceding fiscal years.

The core of Pillar Two is the GloBE Rules, which comprise:

  • Income Inclusion Rule (IIR): This rule imposes a top-up tax on a parent entity in an MNE group when a constituent entity in a foreign jurisdiction has an effective tax rate below 15%.
  • Undertaxed Profits Rule (UTPR): Acting as a backstop, the UTPR applies if the IIR does not fully apply. It denies deductions or requires an equivalent adjustment to the extent that the low-taxed income of a constituent entity is not subject to IIR.
  • Qualified Domestic Minimum Top-up Tax (QDMTT): Jurisdictions can implement a QDMTT to collect the top-up tax domestically, ensuring that the 15% minimum effective tax rate is met within their borders before the IIR or UTPR applies internationally.

Scope of Pillar Two

Pillar Two applies to MNEs with consolidated group revenues exceeding €750 million. While the primary focus is on the IIR and UTPR, many countries are also implementing a QDMTT to secure their taxing rights over low-taxed domestic profits.

Global Implementation Snapshot

The implementation of Pillar Two varies significantly across countries, with different timelines for enacting legislation, applying the IIR, and implementing the UTPR and QDMTT. Most jurisdictions are targeting the IIR for fiscal years beginning on or after December 31, 2023, with the UTPR generally following a year later.

The following table provides a high-level overview of legislative progress in key jurisdictions:

Region/CountryIIR Status (Target/Effective Date)UTPR Status (Target/Effective Date)QDMTT Status (Target/Effective Date)Legislative Progress
European UnionDec 31, 2023 (Directive)Dec 31, 2024 (Directive)Yes, per DirectiveMost member states have enacted or are finalizing legislation (e.g., Germany, France, Netherlands).
United KingdomDec 31, 2023Dec 31, 2024Yes, implementedEnacted as part of Finance (No. 2) Act 2023.
SwitzerlandJan 1, 2024Jan 1, 2024Yes, implementedApproved via popular vote, ordinance in effect.
CanadaDec 31, 2023 (Proposed)Dec 31, 2024 (Proposed)Yes, proposedDraft legislation released; awaiting enactment.
AustraliaDec 31, 2023 (Proposed)Dec 31, 2024 (Proposed)Yes, proposedDraft legislation released for IIR/QDMTT; UTPR delayed.
JapanApr 1, 2024Currently under reviewYes, enactedIIR enacted.
South KoreaJan 1, 2024Jan 1, 2025Yes, enactedIIR enacted.
SingaporeJan 1, 2025 (Announced)Jan 1, 2025 (Announced)Yes, announcedImplementation details still emerging.
Hong Kong SARJan 1, 2025 (Announced)Jan 1, 2025 (Announced)Yes, announcedPublic consultation concluded; details expected.
United Arab EmiratesUnder assessmentUnder assessmentUnder assessmentMonitoring developments; no formal implementation announced for GloBE Rules.

Country-Specific Legislative Updates

Navigating the diverse legislative landscape requires attention to specific country developments. Even within regions like the European Union, national implementation can vary in detail and timeline.

European Union and EEA Member States

The EU Council Directive (EU) 2022/2523, which transposed the GloBE Rules into EU law, mandates member states to implement the IIR for fiscal years beginning on or after December 31, 2023, and the UTPR for fiscal years beginning on or after December 31, 2024. Most EU member states have either enacted domestic legislation or are in the final stages of doing so.

  • Germany: Legislation enacted, effective for fiscal years starting on or after December 31, 2023, for IIR and QDMTT, with UTPR a year later.
  • France: Legislation enacted, aligning with the EU Directive's timelines.
  • Netherlands: Legislation enacted, effective for fiscal years starting on or after December 31, 2023.
  • Spain: Draft legislation released, with a similar implementation schedule.
  • Italy: Enacted legislation aligning with the Directive.
  • Ireland: Legislation enacted, effective for fiscal years starting on or after December 31, 2023.

Other EU and EEA countries, including Belgium, Sweden, Denmark, Austria, and Luxembourg, have also progressed with their domestic legislation, ensuring widespread adherence to the directive.

Asia-Pacific Region

Several key economies in the Asia-Pacific region are also advancing with Pillar Two implementation.

  • Japan: The IIR has been enacted and applies to fiscal years beginning on or after April 1, 2024. Japan has also introduced a QDMTT.
  • South Korea: South Korea was an early adopter, having enacted legislation for the IIR to apply to fiscal years beginning on or after January 1, 2024. The UTPR is set to follow from January 1, 2025.
  • Australia: Draft legislation for the IIR and a QDMTT was released, targeting fiscal years beginning on or after December 31, 2023. The UTPR implementation is currently delayed.
  • Singapore: Announced its intention to implement the IIR, UTPR, and QDMTT from January 1, 2025. Details are still being finalized, but businesses should expect these rules soon.
  • Hong Kong SAR: Following a public consultation, Hong Kong plans to implement Pillar Two from 2025.

Americas

  • Canada: Draft legislation released, proposing IIR and QDMTT for fiscal years beginning after December 31, 2023. The UTPR is proposed for fiscal years beginning after December 31, 2024. The legislative process is ongoing.
  • Brazil: While deeply engaged in the OECD Inclusive Framework, Brazil's implementation progress is part of broader tax reform efforts, with specific Pillar Two legislation still under development.

Other Key Jurisdictions

  • United Kingdom: The UK has enacted its Pillar Two legislation, included in the Finance (No. 2) Act 2023. The IIR and QDMTT apply to accounting periods starting on or after December 31, 2023, with the UTPR following for accounting periods starting on or after December 31, 2024.
  • Switzerland: Following a public vote approving the constitutional amendment, Switzerland's ordinance for the QDMTT and IIR came into effect on January 1, 2024.

The UAE's Position on Pillar Two

The UAE introduced a federal corporate tax at a rate of 9% for financial years starting on or after June 1, 2023. This is a significant development for businesses operating in the country. Regarding OECD Pillar Two, the UAE is actively engaged in discussions with the OECD and is carefully assessing its position on the implementation of the GloBE Rules, particularly a QDMTT.

The Federal Tax Authority (FTA) and the Ministry of Finance have indicated that the UAE is monitoring global developments to ensure any implementation aligns with its economic strategies and maintains its competitive position as a global business hub. At present, the UAE has not formally implemented the Pillar Two GloBE Rules for MNEs, including a specific QDMTT. Businesses operating within the UAE should monitor official announcements closely.

UAE Corporate Tax and Pillar Two

The introduction of the UAE Corporate Tax at 9% is separate from the implementation of OECD Pillar Two. While the UAE is part of the Inclusive Framework, specific GloBE Rules have not yet been formally adopted within its domestic tax framework.

Implications for UAE Multinational Businesses

The fragmented and evolving nature of Pillar Two implementation worldwide presents several challenges and considerations for UAE MNEs:

1. Increased Compliance Burden

MNEs must track legislative changes in every jurisdiction where they operate, potentially requiring different calculations and reporting standards based on local law. This significantly increases the complexity of tax compliance and reporting.

2. Data Collection and System Adjustments

Compliance with GloBE Rules necessitates collecting granular financial and tax data that may not be readily available in existing accounting systems. MNEs will need to invest in robust data management systems and processes to capture effective tax rates, deferred taxes, and other specific information required for GloBE calculations.

3. Impact on Tax Strategy and Restructuring

The 15% minimum tax rate can alter the tax efficiency of current group structures and financing arrangements. UAE MNEs may need to review and potentially restructure their global operations to mitigate unforeseen tax consequences. Strategic tax planning needs to consider the application of IIR, UTPR, and QDMTTs in all relevant jurisdictions.

Navigating the Global Tax Shift?

AURNE provides expert guidance on OECD Pillar Two rules, ensuring your UAE multinational enterprise remains compliant and strategically positioned amidst complex international tax reforms. Get in touch to assess your global tax obligations.

4. Transitional Safe Harbours

The OECD has introduced transitional safe harbours, notably the Transitional CbCR Safe Harbour, which offers a temporary reprieve from detailed GloBE calculations for jurisdictions meeting certain criteria based on Country-by-Country Reporting (CbCR) data. UAE MNEs should assess their eligibility for these safe harbours to reduce initial compliance costs. More information on safe harbours can be found in our article: Key Updates to OECD Pillar Two: How New Safe Harbours Impact UAE Multinational Corporations.

5. Managing Uncertainties

Given the dynamic nature of implementation, uncertainties persist regarding interpretation, administrative guidance, and consistent application across jurisdictions. MNEs must adopt a flexible approach to tax planning and be prepared for ongoing adjustments.

Practical Guidance for Proactive Compliance

Proactive engagement is crucial for UAE MNEs to successfully navigate the complexities of Pillar Two.

1. Conduct an Impact Assessment

Perform a detailed impact assessment to identify which entities and jurisdictions within your MNE group will be affected by the GloBE Rules. This includes modelling potential top-up tax liabilities and understanding the data requirements.

2. Enhance Data Infrastructure

Invest in upgrading or implementing new tax technology and data collection systems. This will be essential for accurately calculating effective tax rates, preparing GloBE Information Returns, and managing jurisdictional differences.

3. Monitor Legislative Developments

Continuously track legislative and administrative guidance releases from the OECD and individual jurisdictions. This includes monitoring amendments, clarifications, and local specific interpretations of the GloBE Rules.

4. Review Group Structure and Transactions

Evaluate existing legal structures, intercompany transactions, and supply chain arrangements. Consider potential re-optimisation to ensure alignment with the new global minimum tax framework and reduce exposure to adverse tax outcomes.

Proactive Scenario Planning

Develop various Pillar Two scenarios based on current and anticipated legislative changes. This involves modelling potential effective tax rates and top-up tax liabilities to understand financial impacts and inform strategic decision-making.

5. Engage with Experts

Seek expert advice to interpret complex rules, assess specific jurisdictional impacts, and develop a robust compliance strategy. Tax advisors specializing in international taxation can provide invaluable guidance. Consider reviewing AURNE's insights on OECD GloBE Rules Commentary 2026: Navigating Pillar Two for UAE Businesses and OECD Pillar Two Toolkit: Navigating Global Minimum Tax for UAE Businesses for further assistance.

Common Pitfalls to Avoid

  • Underestimating Data Complexity: Failure to recognize the volume and granularity of data required for GloBE calculations.
  • Delayed Action: Waiting for full global implementation before initiating compliance efforts.
  • Ignoring Transitional Rules: Overlooking available transitional safe harbours or specific election rules that could offer temporary relief.
  • Siloed Approach: Addressing Pillar Two in isolation rather than integrating it into broader tax, finance, and legal functions.
  • Misinterpreting Jurisdictional Nuances: Assuming uniform application of GloBE Rules across all countries.

Key Takeaway

The global implementation of OECD Pillar Two is rapidly progressing, requiring UAE MNEs to proactively assess their exposure, invest in data infrastructure, and adapt their tax strategies to ensure compliance and mitigate financial risks across diverse jurisdictional frameworks.

Conclusion

The OECD Pillar Two initiative marks a pivotal moment in international taxation, fundamentally reshaping how MNEs are taxed globally. The varied and ongoing legislative efforts across countries underscore the urgency for UAE businesses with international footprints to stay informed and act strategically. While the UAE continues to assess its own implementation, its MNEs are directly impacted by the rules being enacted in other jurisdictions where they operate.

Effective compliance demands a proactive approach, encompassing detailed impact assessments, robust data management, and continuous monitoring of regulatory changes. By anticipating challenges and using expert guidance, UAE MNEs can transform the complexities of Pillar Two into an opportunity to strengthen their global tax governance and maintain competitive advantage. Partnering with seasoned advisors like AURNE can help businesses navigate this evolving landscape with confidence, ensuring adherence to new global standards while optimizing their international tax position.

Source & References


This article is for general information only and does not constitute professional, legal, tax, or financial advice. Speak to AURNE for guidance specific to your situation.

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Aurne Editorial TeamResearched, reviewed, and approved by Aurne advisors· Licensed CSP in Dubai

Every advisory note is researched against primary regulatory sources and reviewed and approved by multiple Aurne advisors before publication. We do not attribute notes to a single author because each one reflects the collective judgement of our team.

This note was checked against primary regulatory sources and approved by multiple reviewers under our editorial and review process. How we research and review.

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