Te whakahaere i taku tāke Managing my tax

Your IRD number keeps track of the tax you pay and the entitlements you receive.

Let us know if your details change.

Learn how and when to pay your tax.

You can choose someone to deal with your tax on your behalf.

Keep good business records to help you file your returns and as support if you're audited.

There are different ways you can fix mistakes in your tax returns.

We may charge penalties and interest for late or unpaid tax, and we'll pay you interest if you overpay your tax.

What to do if you're having trouble paying your tax by the due date, or if you have tax debt.

You can apply for a short-process ruling if you're unsure of how tax law applies to your situation.

If you disagree with a decision or assessment we've made, you may need to follow a formal process if we cannot resolve the issue any other way.

An audit is a check of tax and business records to make sure you've paid the right amount of tax. Read our guides for more information.

Look out for phone calls, texts, emails or social media posts from people pretending to be us.

We help people pay the right amount of tax and claim the right entitlements, and we take action against those who do not.

You may be able to resolve any issues you have with your myIR login.

Learn how to open, view, edit, forward and troubleshoot encrypted emails from us.

Use these exchange rates to convert foreign currency to New Zealand dollars.