New Zealand Corporate Tax Calculator

Enter your company's taxable income to calculate New Zealand corporate income tax at the flat 28% rate.

Company Details

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Flat 28% Rate

All New Zealand companies pay a flat 28% income tax rate on taxable income. No progressive brackets, no small-business concession.

Enter taxable income and click Calculate Tax to see results.

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Summary

Enter your company's taxable income to calculate New Zealand corporate income tax at the flat 28% rate.

How it works

  1. Enter your company's taxable income for the tax year (net of allowable deductions).
  2. The calculator applies the flat 28% company income tax rate.
  3. Tax payable is shown in NZD, along with after-tax profit.
  4. The effective tax rate is displayed — for a flat-rate regime it will always be 28% on positive income.
  5. Use the Copy Summary button to export the figures for your records.

Use cases

  • Estimate provisional tax instalments for your New Zealand company.
  • Plan year-end profit distributions and imputation credits.
  • Model retained earnings versus dividend scenarios.
  • Prepare financial projections for investors or lenders.
  • Verify IRD income tax assessments for straightforward companies.
  • Compare NZ corporate tax burden against other jurisdictions.

Frequently Asked Questions

Last updated: 2026-07-24 · Reviewed by Nham Vu