KiwiSaver Contribution Calculator — New Zealand

Contributing to your kiwisaver as a self-employed individual in New Zealand can significantly reduce your tax bill. Use this free calculator to see the tax relief on your contributions and calculate the true effective cost of saving for retirement.

KiwiSaver Tax Relief for New Zealand Self-Employed (2024/25)

  • Tax relief: Contributions reduce your taxable income, saving tax at your marginal rate
  • Annual KiwiSaver contribution: Enter your planned kiwisaver contributions
  • Tax authority: Inland Revenue — governs kiwisaver contribution rules
  • Tip: Higher-rate taxpayers benefit most from kiwisaver contributions

How to Use This Calculator

  1. Enter your gross annual income
  2. Enter your planned kiwisaver contribution amount
  3. See your income tax saving and the effective (after-relief) cost of the contribution
  4. Compare scenarios to find the optimal contribution level

Related New Zealand Tax Tools

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  • New Zealand Tax Knowledge Base