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Built on official rules

Grounded in IRD guidance and the Income Tax Act 2007.

Disclaimer

Information Only, Not Financial or Tax Advice

This website provides general information only. We work from public Inland Revenue guidance, including IR461, and try to keep the explanations accurate and current. Even so, the site may not cover every rule, exception, or fact pattern that matters to your situation.

Tax laws and regulations, including the FIF rules, can change, and their application can vary widely based on the specific facts and circumstances involved. The information on this site does not constitute financial, investment, legal, or tax advice.

Do not rely on this site as the only basis for filing a return, buying or selling investments, or choosing a tax method. Check the official guidance and get professional advice where your situation is uncertain.

The calculators provide estimates from the information you enter. You are responsible for checking that the tool fits your circumstances and that your tax return is correct.

For advice on your own situation, speak with a qualified tax adviser or contact Inland Revenue directly.