System outages
Information for stakeholders affected by USI Registry System outages
Current releases and outages
The USI Registry system may be intermittently unavailable between 10:00 am and 12:00 pm AEDT Thursday 22 October 2026 to allow for scheduled maintenance. We apologise for any inconvenience.
myID will be unavailable between 11:30 pm AEDT Saturday 24 October 2026 and 7:00 am AEDT Sunday 25 October 2026 to allow the Australian Taxation Office (ATO) to undertake system maintenance.
Past releases and outages
| Start date | End date | Additional information |
|---|---|---|
| 9:30 am AEDT Saturday 17 October 2026 | 9:30 pm AEDT Sunday 18 October 2026 | The USI Registry system was unavailable to allow for scheduled maintenance. |
| 8:00 pm AEDT Wednesday 15 October 2026 | 6:00 am AEDT Thursday 16 October 2026 | The USI Registry system was intermittently unavailable to allow for scheduled maintenance. |
| 5:15 pm AEDT Thursday 8 October 2026 | 7:45 pm AEDT Thursday 8 October 2026 | The USI Registry system was intermittently unavailable to allow for scheduled maintenance. |
| 11:30 pm AEST Saturday 3 October 2026 | 7:00 am AEST Sunday 4 October 2026 | Relationship Authorisation Manager (RAM) was unavailable to allow for scheduled maintenance. |
| 8:00 pm AEST Thursday 10 September 2026 | 6:00 am AEST Friday 11 September 2026 | The USI Registry System was intermittently unavailable to allow for scheduled maintenance. |
Download the file below for a summary of the USI Registry System outages over the last 12 months.