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COVID-19 - Level 4 If you have been affected by COVID-19, we may be able to help. Find out more

Service update Some of our key services are currently unavailable while we make some improvements to our system. These will be back on 8am, 16 April. Find out more

Service update Some of our key services will be unavailable from 3pm, 9 April until 16 April for a system upgrade. Find out more

Income tax Dates

  • MAY 7
    Provisional tax payments are due if you have a March balance date and use the standard, estimation or ratio options.
  • JUN 28
    Provisional tax payments are due if you have a March balance date and use the ratio option.
  • JUL 7
    Income tax returns are due if you do not have an extension of time.

Significant Enterprises Services, Investigations & Advice handles all imputation grouping enquiries.

Contact your Business Services Account Manager if your company is currently compliance managed by Investigations & Advice.

Write to us at:

Business Planning & Integration
Inland Revenue
PO Box 2198
Wellington 6140