Your details

Gross business income Total turnover before expenses

Business expenses Allowable deductions

Advanced options

Student loan repayments 12% on income above the annual repayment threshold

KiwiSaver contribution % of net profit — reduces take-home (not income tax)

Your results

Estimated take-home pay

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Tax & ACC

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Effective rate

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Marginal rate

Tax breakdown

Quarterly tax (est.)

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Provisional tax instalment estimate

Monthly take-home

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After tax & expenses

Chart & tax brackets

Profit after expenses — tax vs take-home

Estimates only — not tax advice. Confirm with the IRD or a tax agent.

New Zealand Sole Trader Tax Calculator

Tax estimator