Entity Setup
Structuring Your Entity in Australia: Entity Setup Insights for 2025
Choosing the right entity type affects tax rates, liability, and growth potential—get clarity on options like sole trader, trust, company or partnership for your business in Australia.
By NomadicTax Research Team • 5-8 min read • November 21, 2025
## Why your choice of entity matters
Selecting the right business structure is foundational. Your entity type affects:
- **Tax rates** and access to deductions (e.g. company vs individual rates).
- **Liability exposure** — companies and trusts often protect owners more than sole traders or partnerships.
- **Access to incentives** and eligibility under rules such as thin capitalisation, global minimum tax, or venture capital tax concessions.
Here are the main types in Australia:
| Entity Type | Who it suits | Key tax implications |
|-------------|---------------------|----------------------------|
| Sole trader | Individuals starting small, low compliance burden | Income taxed at personal rates; limited liability protection |
| Partnership | Two or more individuals sharing risks/profits | Partners taxed individually; partnership itself not taxed |
| Company | Growing ventures, wanting limited liability | Company tax rates; dividends may carry franking credits |
| Trust | Families, wealth protection, flexible distributions | Trust has no ATO tax if properly distributed; complex record keeping |
## Recent changes impacting entity setup decisions
- The implementation of **Pillar Two global and domestic minimum tax** means large multinational entities in Australia face a **15% minimum tax** on foreign low-taxed income, effective from fiscal years starting 1 January 2024 for the Income Inclusion Rule, and 1 January 2025 for Undertaxed Profits Rule. ([ato.gov.au](https://www.ato.gov.au/businesses-and-organisations/international-tax-for-business/in-detail/multinationals/global-and-domestic-minimum-tax?utm_source=openai))
- New **thin capitalisation and Debt Deduction Creation Rules (DDCR)** impact how private groups deduct interest from related parties or restructure debt. ([ato.gov.au](https://www.ato.gov.au/businesses-and-organisations/international-tax-for-business/private-wealth-international-program/new-international-tax-measures-affecting-private-groups?utm_source=openai))
## Actionable setup tips for entrepreneurs
1. **Estimate your taxable income** over next 3-5 years.
- If anticipating earnings above the high personal tax bands, a company or trust may be more efficient.
- If not, a sole trader or partnership keeps things simple.
2. **Consider where wealth protection or family structures matter**.
- Trusts enable flexible distributions and limit risk to beneficiaries if managed properly.
- But expect higher compliance and expense.
3. **Plan for international operations**.
- Multinational groups must project the **global effective tax rates** in each jurisdiction to assess exposure under Pillar Two. ([ato.gov.au](https://www.ato.gov.au/businesses-and-organisations/international-tax-for-business/in-detail/multinationals/global-and-domestic-minimum-tax?utm_source=openai))
- Structuring cross-border investments with debt needs alignment with the new thin capitalisation rules to avoid denied deductions. ([ato.gov.au](https://www.ato.gov.au/businesses-and-organisations/international-tax-for-business/private-wealth-international-program/new-international-tax-measures-affecting-private-groups?utm_source=openai))
4. **Use a professional advisor early**.
- Especially for trusts or companies, legal structure, control mechanisms, deeds, and board appointments should be carefully drafted.
- Accurate record-keeping becomes critical when using complex structures.
## Examples
**Example A**: *Startup tech founder expecting rapid growth and foreign investment.*
Chosen structure: company with dual-share class. Benefit: company tax rate, ability to issue equity, limit personal liability.
**Example B**: *Family-based property investment needing estate planning and income splitting.*
Chosen structure: unit trust or discretionary trust. Benefit: ability to distribute income among beneficiaries in different tax brackets.
## Key takeaways
- The interlocking reforms like **Pillar Two**, **thin capitalisation**, and **DDCR** are pushing Australian rules toward global tax alignment and creating pressure to get entity structures right. ([ato.gov.au](https://www.ato.gov.au/businesses-and-organisations/international-tax-for-business/private-wealth-international-program/new-international-tax-measures-affecting-private-groups?utm_source=openai))
- If you plan to grow, work overseas, or take on debt, setting up as a company or trust now may avoid costly restructuring later.
- Staying compliant with global minimum tax rules and new thin capitalisation regime is not optional—these are law. ([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))