Market Notices

AEMO ELECTRICITY MARKET NOTICE

Inter-regional transfer limit variation - Palmerston A 220kV Bus - TAS region - 26/03/2025

Refer to Market Notice 125962.

The following constraint set(s) invoked from 1600 hrs to 1620 hrs 26/03/2026.
T-LIPM_WACB
T-LIPM_WACB_SL_N-2


This constraint set(s) contains equations with the following interconnectors on the LHS.
T-V-MNSP1

Refer to the AEMO Network Outage Scheduler for further information.

Manager NEM Real Time Operations

Change Number: CHG0102325

Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: Short Term Trading Market (STTM)
Change Title: Maintenance activities to be performed on the Gas Short Term Trading Market Systems Pre-Production.
Change Start Date & Time: 31/03/2025 08:00:00
Change End Date & Time: 31/03/2025 17:30:00
Outage Start Date & Time:
Outage End Date & Time:
Environment: Pre-Production
Participant Impact and Requirements: This is a regular procedure to allow routine maintenance. Short service outages over the day for STTM services including SWEX and MIS.

Pre-Production Gas Short Term Trading Market (STTM)

Support Information:
Report any impacts to the AEMO Information and Support Hub or call 1300 236 600.
Please refer to https://aemo.service-now.com/participantportal?id=pp_services_status for any planned/unplanned maintenance activities .

Change Number: CHG0101878

Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: MDM - Meter Data Management
Change Title: Production MSATS and eMDM Maintenance Activity
Change Start Date & Time: 30/03/2025 10:00:00
Change End Date & Time: 30/03/2025 14:00:00
Outage Start Date & Time: 30/03/2025 10:00:00
Outage End Date & Time: 30/03/2025 14:00:00
Environment: Production
Participant Impact and Requirements: MSATS will be unavailable during this outage.

Meter data processing and RM reports will be unavailable during this outage.

User Rights Management (URM) will continue to operate, however the administration screens will not be accessible.

MSATS B2B/B2M Transactions and B2B MSATS Screens will be unavailable during this outage.

NMI Discovery will be unavailable during this outage.

CDR and CDP will be unavailable during this outage.

Support Information:
Report any impacts to the AEMO Information and Support Hub or call 1300 236 600.
Please refer to https://aemo.service-now.com/participantportal?id=pp_services_status for any planned/unplanned maintenance activities .

Change Number: CHG0101257

Notification issued to: Market Notice
Notification Type: Completed
Change Type: Normal
Service/Component: Frequency Performance Payments Engine
Change Title: Frequency Performance Payments Release

Support Information: Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.

Change Number: CHG0102031

Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: Gas Hub
Change Title: Roll out of TLS 1.3 support for Gas B2B Hub and disable TLS versions 1.0/1.1
Change Start Date & Time: 10/04/2025 10:00:00
Change End Date & Time: 10/04/2025 17:00:00
Outage Start Date & Time:
Outage End Date & Time:
Environment: Pre-Production
Participant Impact and Requirements: The Gas B2B hub servers will be updated to support TLS (Transport Layer Security) 1.3 version. Also the legacy versions 1.0 and 1.1 will be disabled and not be supported going forward. Participants are required to use TLS 1.2 as a minimum protocol to communicate with AEMO, failing to do so will impact the connectivity. An outage is not expected but, there may be some minor interruptions during the change period.

Participants are required to make sure the connectivity is intact post change implementation. Incase noticed any issues, please reach out to AEMO Support Hub.

Support Information:
Report any impacts to the AEMO Information and Support Hub or call 1300 236 600.
Please refer to https://aemo.service-now.com/participantportal?id=pp_services_status for any planned/unplanned maintenance activities .

Change Number: CHG0102167

Notification issued to: Market Notice
Notification Type: Cancelled
Change Type: Normal
Service/ Component: Local Area Network
Change Title: Planned Maintenance to NSW Marketnet Site to Site VPN Router

Support Information:
Report any impacts to the AEMO Information and Support Hub or call 1300 236 600.
Please refer to https://aemo.service-now.com/participantportal?id=pp_services_status for any planned/unplanned maintenance activities .

AEMO ELECTRICITY MARKET NOTICE

Inter-regional transfer limit variation - Lower Tumut - Canberra 07 330kV Line - NSW region - 25/03/2025

A planned outage of Lower Tumut - Canberra 07 330kV Line in the NSW region was scheduled from 1746 hrs 21/03/2025 to 1800 hrs 26/03/2025.

The outage has been completed and Lower Tumut - Canberra 07 330kV Line returned to service at 1555 hrs 25/03/2025

Constraint set(s) revoked: N-CNLT_07

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1800 hrs on 24 March 2025

PRICES ARE NOW CONFIRMED for trading interval 24-Mar-2025 17:40.

In accordance with Market Notice 125925 AEMO has reviewed this trading interval and determined that:
- Manifestly Incorrect Inputs did not apply

Prices remain unchanged.


This is an AEMO autogenerated Market Notice.

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1800 hrs on 24 March 2025

PRICES ARE NOW CONFIRMED for trading interval 24-Mar-2025 18:00.

In accordance with Market Notice 125929 AEMO has reviewed this trading interval and determined that:
- Manifestly Incorrect Inputs did not apply

Prices remain unchanged.


This is an AEMO autogenerated Market Notice.