Entity Setup
Setting Up Entity Structures with the Global & Domestic Minimum Tax in Mind
Australia’s implementation of the GloBE rules and the Domestic Minimum Tax means entity structures must be carefully planned to comply and optimize tax outcomes.
By NomadicTax Research Team • 5-8 min read • May 9, 2026
## What is the Global & Domestic Minimum Tax (Pillar Two)?
Australia has adopted the **OECD’s GloBE rules**, now enforced via the **Global and Domestic Minimum Tax (GloBE/DMT)** framework. ([apiportal.ato.gov.au](https://apiportal.ato.gov.au/api-products/global-and-domestic-minimum-tax?utm_source=openai))
Under this, large multinational enterprise (MNE) groups must lodge Combined Global and Domestic Minimum Tax Returns to report their **Income Inclusion Rule (IIR)**, **Undertaxed Payments Rule (UTPR)**, and **Domestic Minimum Tax (DMT)** liabilities. ([apiportal.ato.gov.au](https://apiportal.ato.gov.au/api-products/global-and-domestic-minimum-tax?utm_source=openai))
## Implications for Entity Setup
- Entities part of an MNE group must understand their **ultimate parent entity** and **reporting group**: who is liable for what. Failure to report correctly under IIR and UTPR can trigger additional taxes or penalties.
- Structure choice (company, trust, partnership) will affect how domestic minimum tax applies. Domestic entities must ensure compliance across all group entities.
- Planning foreign group entity relationships—corporate vs trust vs hybrid—can alter the UTPR exposure and tax liabilities in high-tax / low-tax jurisdictions.
## Practical Steps & Best Practices
- Implement **transparent governance systems**: ensure accurate financial reporting for consolidated and related party transactions is in place.
- Start early: since from **1 January 2024** both IIR and DMT became effective rules, start understanding your fiscal position, data collection, and reporting obligations. ([apiportal.ato.gov.au](https://apiportal.ato.gov.au/api-products/global-and-domestic-minimum-tax?utm_source=openai))
- Use available ATO APIs (CGDMTR, Group Entity Return, PRN APIs) to lodge returns and enable timely payment reference numbers for any liabilities. ([apiportal.ato.gov.au](https://apiportal.ato.gov.au/api-products/global-and-domestic-minimum-tax?utm_source=openai))
- Consider structures that limit exposure: e.g. entities with high effective tax rates may offset liabilities via foreign tax credits; low-tax jurisdictions could result in top-ups.
## Case Example: Manufacturing MNE Group
Suppose *GlobalManufacture Pty Ltd* is part of a group with parent entities abroad. Its Australian subsidiaries generate profits but pay foreign tax in low-tax jurisdictions. Under UTPR, GlobalManufacture may be asked to pay extra top-up tax in Australia if that foreign tax is below minimum rates. Proper entity structuring and planning for internal transactions, interest expenses, and royalties becomes crucial to minimize exposure.
## What to Watch For
- **Regulatory updates**: Experience suggests models evolve—keep an eye on ATO guidance and industry consultation papers.
- **Double-tax treaties**: May affect treatment or interpretation of UTPR and IIR liabilities.
- **Audit risk increases**: entities in MNE groups are under greater scrutiny; accurate transfer pricing and profit reporting are essential.
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As Australia’s tax system becomes more aligned with global standards, entity structures should evolve too: for compliance, optimization, and risk avoidance. With Pillar Two rules now in place, tailoring structures with minimum tax in mind is no longer optional.