Notes & Assumptions
Assumptions
- You are a resident for tax purposes for the entire financial year.
- The income entered is your sole source of income.
- You are not eligible for special tax offsets or credits (e.g., NZ IETC, AU LITO).
- Standard ACC and Medicare levy rates apply without exemptions or surcharges.
- Currency exchange rates are not factored into the comparison.
- Assumes minimum employer contributions for KiwiSaver.
- Does not factor in overseas student loan repayments.
Other Key Differences
- Injury Insurance: NZ has a universal, no-fault ACC scheme funded by levies. Australia
uses state-based workers' compensation schemes, typically funded by employer insurance premiums.
- Capital Gains Tax (CGT): Australia has a broad CGT regime. NZ does not have a general
CGT but taxes certain property sales via rules like the bright-line test.
- Goods & Services Tax (GST): The rate is 15% in NZ and 10% in AU,
- State Taxes: Australia has state-level taxes (e.g., stamp duty, land tax, payroll
tax) not present in NZ's unitary system.
- Other Revenue: Both countries levy Fringe Benefit Tax (FBT) and company taxes.
Australia also has a Luxury Car Tax.
Disclaimer: This tool is for informational
purposes only. Calculations are based on rates and data accurate as of July 1, 2025, and are
not guaranteed. This information should not be considered financial or tax advice. Please consult a qualified
professional for advice tailored to your specific situation.