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Planned system outage - 12 September 2026 | Our online services including myIR, self service phone lines and gateway services will be unavailable on Saturday 12 September, 2026 from 1pm to approximately 10.30pm while we complete a planned system update. We apologise for any inconvenience this may cause.

If your business or organisation slows down or stops trading, you may want to cancel your GST registration.

In some situations, you must cancel your registration.

If you are in a GST group

There are different criteria and steps to cancel a GST group’s registration.

Last updated: 10 Nov 2023
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