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System outages

Information for stakeholders affected by USI Registry System outages

Current releases and outages

There is currently no scheduled maintenance or outage.

Past releases and outages

Start dateEnd dateAdditional information
5:30 pm AEST Wednesday 26 June 20267.00 pm AEST Wednesday 26 June 2026The USI Registry System was unavailable to allow for system enhancements.
5:30 pm AEST Friday 19 June 20267:30 pm AEST Friday 19 June 2026The USI Registry System was intermittently unavailable to allow for scheduled maintenance. 
11:30 pm AEST Friday 12 June 20267:00 am AEST Monday 15 June 2026Relationship Authorisation Manager (RAM) was unavailable to allow the Australian Taxation Office (ATO) to undertake system maintenance.
8:00 pm AEST Thursday 11 June 20266:00 am AEST Friday 12 June 2026 The USI Registry System was intermittently unavailable.
5:15 pm AEST Wednesday 27 May 20268:00 pm AEST Wednesday 27 May 2026The USI Registry System was unavailable to allow for system enhancements. 

Download the file below for a summary of the USI Registry System outages over the last 12 months.

System outages past 12 months - as at June 2026(PDF, 89.54 KB)
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We acknowledge the Traditional Owners and Custodians of Country throughout Australia and their continuing connections to land, sea and communities. We pay our respects to them, their cultures and their Elders; past, present and emerging.