Sole Trader Tax Calculator
Estimates tax for a sole trader, including the small business income tax offset.
Your result
Estimate only. Results update as you type.
How this calculator works
Tax is calculated at individual rates on total income. The offset is 16% of tax on business income, capped at $1,000.
Worth knowing
Put aside tax from every invoice into a separate account so PAYG instalments don’t catch you short.
Guides for this calculator
- How the Sole Trader Tax Calculator Works (With a Worked Example)
- Getting the Most From a Sole Trader Tax Calculator: Tips and Common Errors
Questions
- When do I need to register for GST?
- When your annual GST turnover reaches $75,000, or $150,000 for non-profits. Taxi and ride-share drivers must register regardless of turnover.
- What company tax rate applies?
- 25% for base rate entities with turnover under $50 million, and 30% for other companies.
- Should I talk to an accountant?
- Yes, for structure, tax planning and compliance. These calculators give quick estimates only.
This calculator gives general estimates using published Australian rates and formulas. It doesn’t consider your personal circumstances. Check current figures with the ATO, your state government or a qualified professional before making decisions. See our disclaimer.