NZ Tax Refund Estimator
Estimate whether you will get a New Zealand tax refund or have tax to pay at the end of the year. Compares PAYE and ACC already deducted against your actual tax liability.
Regional Rule Context
New Zealand Rates and Rules
Compares PAYE and ACC already deducted against actual tax liability for the year. Includes IETC and donation tax credits. A positive result means a refund, negative means tax to pay.
Enter Values
Total PAYE deducted by all employers during the year
ACC earners levy deducted through PAYE
Result
Enter values above and click Calculate to see your result.
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This is an estimate. IRD automatically issues income tax assessments after 31 March year-end, usually from May onwards. Actual results may differ based on additional income sources, credits, or tax code changes.
Disclaimer: This calculator uses publicly available rules effective as of Apr 1, 2026 (version 1.0). Results are for informational purposes only. Always verify with official sources or a qualified professional. Last reviewed: Apr 18, 2026.
Formula
IRD compares the total tax already deducted (PAYE and ACC) plus any tax credits against your actual income tax and ACC liability for the year. A positive result means a refund, negative means tax to pay.
New Zealand FAQs
How do tax refunds work in NZ?
IRD automatically checks whether the right amount of tax was deducted. If too much was deducted, you receive a refund.
Why might I owe tax?
Wrong tax code, untaxed income, multiple jobs, or under-deduction by an employer can result in tax to pay.
When does IRD process assessments?
IRD usually issues automatic assessments from May onwards for the previous tax year ending 31 March.
How can I put this NZ Tax Refund Estimator on my blog or website?
Yes, the NZ Tax Refund Estimator is fully embeddable. Tap "Embed" above to configure appearance and copy the code. It is free to use, works on any platform (HTML, WordPress, CMS), and adjusts to any screen size automatically. Visit calculory.com/services/embed-calculators for the complete guide.
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