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COVID-19 - Level 4 Inland Revenue will continue to provide services throughout the COVID-19 response, including paying Working for Families. Please use our online services as phone contact is severely limited. Find out more >

Income tax Dates

  • MAR 31
    Final date for ratio option provisional tax applications.
  • APR 7
    End-of-year income tax and Working for Families bills are due if you have an extension of time to file your income tax return.
  • MAY 7
    Provisional tax payments are due if you have a March balance date and use the standard, estimation or ratio options.

Gather your information

You will need your IRD number and your tax code.

Fill in the form

Download the Tax code declaration IR330 form.

Or you can get one from your employer or Work and Income.

Hand your form in

Give the completed form to your employer if you get salary or wages.

Give the completed form to Work and Income if you get:

  • a Work and Income benefit
  • New Zealand Superannuation
  • Veteran’s Pension or
  • a student allowance.

My responsibilities

You need to tell your employer or payer if your tax code changes.