17 November 2025
AEMO’s B2B E-Hub electricity system, which is part of the Market Settlements and Transfer Solutions (MSATS) system, has resumed normal operations, following the disruption over the last few weeks.
AEMO has confirmed that B2B transactions are operating as normal and the Transforms and Protocol screen via MSATS has been restored.
AEMO is working with Participants to continue schema migration in a controlled fashion at scheduled times.
The Post Incident Review process, in consultation with Participants will commence this week.
Importantly, there has been no impact to electricity supply in the NEM during this disruption
We apologise for any inconvenience.
4pm AEDT 7 November 2025
AEMO continues to implement a resolution to a technical issue identified in the Market Settlements and Transfer Solutions (MSATS) system.
The issue was identified on 26 October and involved the B2B E-Hub electricity system, which is part of the MSATS system and used to send B2B transactions between businesses in the National Electricity Market (NEM).
AEMO is managing the issue as a priority and remains in communication with impacted stakeholders, with a full resolution expected in the short-term.
There has been no impact to electricity supply in the NEM.
We apologise for any inconvenience caused, and will provide further updates in due course.
2:30pm AEDT 31 October 2025
AEMO is experiencing a technical issue with its B2B E-Hub electricity retail system. This system is part of the Market Settlements and Transfer Solutions (MSATS) and is used to send B2B transactions between businesses in the National Electricity Market (NEM).
There is no impact to electricity supply in the NEM.
The issue was identified on Sunday 26 October during a software update associated with the Metering Services Review rule change. An investigation was immediately initiated to determine the cause and restore the B2B E-Hub system. AEMO has made some progress in restoring services, however a number of issues remain outstanding.
The issue is being managed as a priority through AEMO’s emergency and digital incident management processes. AEMO has been in regular communication with impacted stakeholders via standard market communications and industry forums and will continue to provide updates as the resolution progresses.
We apologise for any inconvenience caused and will share further information as it becomes available.
Ends…