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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

GST Dates

  • MAY 7
    Your GST return and payment is due for the taxable period ending 31 March.
  • MAY 28
    Your GST return and payment is due for the taxable period ending 30 April.
  • JUN 28
    Your GST return and payment is due for the taxable period ending 31 May.

You can change your accounting basis in myIR.

If things change in your business or organisation you might want to change your accounting basis to another one you're eligible for.

When you must change

You must change your accounting basis if both of these apply to you:

  • you are using the payments basis
  • your annual sales increase to more than $2 million.