Entity Setup
How Entity Structure Shapes Tax Outcomes: Choosing Between Sole Trader, Trust, or Company
Your chosen legal structure will affect your tax, liability, and reporting burden—this article helps you compare the common structures in Australia and choose the right one for your goals.
By NomadicTax Research Team • 5-8 min read • November 23, 2025
## Why Entity Structure Matters
Different business structures (sole trader, trust, company) lead to different tax rates, legal protections, and compliance obligations. What suits you depends on scale, risk, cash flow, and future plans.
## Key Structures Compared
| Structure | Taxation | Liability | Reporting Complexity |
|---|---|---|---|
| **Sole Trader** | Income taxed at personal rates. Access to small business offsets. | Unlimited personal liability. |
| **Trust** | Profits distributed to beneficiaries: taxed at their rates. Can distribute a loss. | Trustee liable; beneficiaries have limited liabilities. |
| **Company** | Flat company tax rate (currently 25% for base rate entities); profits retained or distributed as dividends (with franking credits). | Limited liability for shareholders. | Higher reporting and administration costs. |
## Recent Policies That Affect Your Choice
- **Instant Asset Write-Off**: Small businesses with turnover under **$10 million** can instantly deduct depreciating assets costing less than **$20,000**, if first used between **1 July 2024–30 June 2025**. This measure is law. ([ato.gov.au](https://www.ato.gov.au/about-ato/new-legislation/in-detail/businesses/small-business-support-20000-dollar-instant-asset-write-off?gh_jid=1051572&utm_source=openai))
- **Small Business Income Tax Offset**: Eligible sole traders, partners, and trust beneficiaries with turnover under **$5 million** can access an offset up to **$1,000 annually**. ([ato.gov.au](https://www.ato.gov.au/individuals-and-families/your-tax-return/instructions-to-complete-your-tax-return/mytax-instructions/2025/tax-offsets/small-business-income-tax-offset?utm_source=openai))
- **Business tax amendment window**: Entities under $50 million turnover now have **4 years** to amend returns. Helps when structure-related errors are found. ([ato.gov.au](https://www.ato.gov.au/businesses-and-organisations/small-business-newsroom/changes-to-income-tax-return-amendment-period-for-business?utm_source=openai))
## Making the Right Choice
**When Sole Trader Might Be Enough**
- You own and run your business personally or in partnership. Low startup costs and compliance make this structure simple.
**Consider a Trust If**:
- You want flexibility in profit distribution. You have family members who may receive distributions at lower individual rates.
- You’re looking for creditor protection or separating assets for estate planning.
**Move to a Company If**:
- You require limited liability. You expect profit retention in the business.
- You may want to issue shares or grow externally.
## Actionable Steps
- Draft a cash flow forecast under each structure: include tax, accounting fees, personal income from structure.
- Calculate liability for distributions (dividends) under company with franking credits vs trust distributions.
- Seek professional advice tailored to your expected growth, risk, and jurisdictional exposures.
- Re-evaluate structure yearly, especially when turnover, assets, or sharing arrangements change.
## Example Scenario
Sarah is a web developer with an annual turnover of **$600,000**, single-owner business, invests in equipment each year.
- As a **sole trader**, she’d benefit immediately from the $20,000 instant asset write-off each financial year until 30 June 2025. ([ato.gov.au](https://www.ato.gov.au/about-ato/new-legislation/in-detail/businesses/small-business-support-20000-dollar-instant-asset-write-off?_kx=-vatjdg1zq5QQd_hkBxk3X6wRmBV92fDmmRSK1HjPYA.VX4PK9&variation=B&utm_source=openai))
- If she sets up a **trust** with her partner, she could distribute profits to her partner who has less other income, possibly shifting some tax burden.
- If she forms a **company**, paying herself dividends, she must manage franking credits, company tax, but gets limited liability and easier access to capital.
## Final Thoughts
Choosing an entity structure isn’t just about paying less tax—it’s about managing liabilities, flexibility, and capacity to grow. Recent ATO changes, such as the instant write-off and extended amendment periods, affect the calculus. Don’t let early structure choices pigeonhole you—regular review is just as important.