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myIR outage

For system maintenance, some myIR services will be unavailable between 10pm Saturday 15 June and 6am Sunday 16 June. Thank you for your patience.

Interest on GST refunds


Interest on GST refunds starts on the latest of:

  • the day after the 15th working day after we receive your GST return, or the original due date for payment, whichever comes first
  • the day after the return is received, or
  • the day after the payment that generates the refund is made.