Entity Setup
Entity Setup for Global Operations: Navigating Global Minimum Tax Rules
Multinational entities operating out of Australia face new requirements under OECD’s Pillar Two—this article explains key reporting changes, thresholds, and structuring strategies to stay compliant and efficient.
By NomadicTax Research Team • 5-8 min read • November 24, 2025
## Understanding the Global Minimum Tax Landscape
Australia has implemented **Pillar Two of the OECD/G20 Two-Pillar Solution**, introducing both a **global minimum tax** for large multinational enterprises (MNEs) and a **domestic minimum tax**, effective for fiscal years starting from 1 January 2024 for the Income Inclusion Rule and the domestic minimum tax, and 1 January 2025 for the Undertaxed Profits Rule. These apply to groups with annual global revenue of **EUR 750 million or more**.([ato.gov.au](https://www.ato.gov.au/about-ato/new-legislation/in-detail/international/implementation-of-a-global-minimum-tax-and-a-domestic-minimum-tax?utm_source=openai))
The legislative changes are now law via the **Taxation (Multinational—Global and Domestic Minimum Tax) Act 2024** and related instruments.([ato.gov.au](https://www.ato.gov.au/about-ato/new-legislation/in-detail/international/implementation-of-a-global-minimum-tax-and-a-domestic-minimum-tax?utm_source=openai))
## Key Requirements for Compliance
- MNEs must lodge a **GIR (Global Information Return)** and, where relevant, forms for the **domestic minimum tax**, including Australian IIR/UTPR forms.([softwaredevelopers.ato.gov.au](https://softwaredevelopers.ato.gov.au/Pillar2_20250305?utm_source=openai))
- Australian reporting must align with schema and structure defined in LCMSF Schema Version 4.0 if using the Local File/Master File service. This includes revised short form reporting fields.([ato.gov.au](https://www.ato.gov.au/businesses-and-organisations/international-tax-for-business/in-detail/pricing/transfer-pricing/country-by-country-reporting/country-by-country-reporting-guidance/local-file-changes-from-1-january-2025?utm_source=openai))
- Reporting periods from 1 January 2024 use the new forms and methods; older schema (V3.0) will be phased out by 1 January 2026.([ato.gov.au](https://www.ato.gov.au/businesses-and-organisations/international-tax-for-business/in-detail/pricing/transfer-pricing/country-by-country-reporting/country-by-country-reporting-guidance/local-file-changes-from-1-january-2025?utm_source=openai))
## Structuring & Strategic Actions
- Review transfers of intangibles, related party financing, ownership changes or any significant restructuring to assess materiality thresholds under LCMSF requirements. Non-core back-office functions may be excluded in certain circumstances.([ato.gov.au](https://www.ato.gov.au/businesses-and-organisations/international-tax-for-business/in-detail/pricing/transfer-pricing/country-by-country-reporting/country-by-country-reporting-guidance/local-file-changes-from-1-january-2025?utm_source=openai))
- For MNEs with operations in multiple jurisdictions, ensure that overseas reporting obligations do not conflict with these Australian rules.
- Consider timing of transactions: moving restructure or new arrangements into pre-2024 if possible to avoid added disclosure burden under new schema.
## Practical Example
**Scenario:** A technology company headquartered in the UK with AU operations, EUR 1.2 billion in global revenue, develops IP overseas and licenses it to its Australian subsidiary. From 1 January 2024, the company must report under the global minimum tax regime. In its Australian Local File using LCMSF V4.0, it must disclose:
- The business lines that benefit from the licensing arrangement (strategy, functions);
- Related party financing terms;
- Revenues and functional allocation in IP arrangements.
If the effective tax rate paid overseas is less than 15%, top-up tax may apply in Australia either via IIR or domestic minimum tax.
## Action Plan Moving Forward
1. **Assess current structure**: map all overseas and Australian operations, IP, financing, royalty flows.
2. **Update reporting systems**: ensure LCMSF V4.0 capability and GIR lodgment channels via ATO API or approved portal.
3. **Engage advisors**: tax, legal, transfer pricing experts to review which entities need to report and how structure may impact tax liabilities.
4. **Monitor Phase-outs**: V3.0 schema ends 1 Jan 2026—ensure all reporting aligns with V4.0 well before that date.
## Why It Matters
Non-compliance can lead to penalties, reputational risk, and unexpected top-up tax liabilities. For MNEs legally subject to these minimum tax rules, proactive structuring and accurate disclosures can save costs, avoid double taxation, and ensure clear global compliance.