The consultation process
The consultation process is now closed. Relevant dates are outlined below.
| Process stage | Date |
|---|---|
| Publication of Procedure Change Proposal | 27 January 2026 |
| Closing date for submissions on Procedure Change Proposal | 24 February 2026 |
| Publication of Procedure Change Report | 26 February 2026 |
| Commencement of amended Procedure | 26 February 2026 |
Procedure change proposal
Electricity System and Market Rules – Clause 2.10
Date of Notice: 27 January 2026
Matter under consultation
AEMO commenced the Procedure Change Process to propose amendments to the WEM Procedure: Frequency Co-optimised Essential System Services Accreditation to:
- amend the RoCoF Ride-Through Cost Recovery Limit;
- require any amendments to the RoCoF Ride-Through Cost Recovery Limit be consulted on via the Procedure Change Process;
- allow for multiple Droop Settings for Facilities providing Contingency Reserve; and
- make minor amendment to the WEM Procedure template to ensure consistency with AEMO’s other WEM Procedures.
Procedure change proposal documents
Invitation to make submissions
AEMO invited written submissions on this Procedure Change Proposal, including any alternative or additional proposals that may improve the Procedure or better meet the SEO under section 3A of the Electricity Industry Act 2004.
AEMO requested that respondents identify any parts of their submission that they wished to remain confidential, explaining why. AEMO advised that it may still publish that information if it does not consider it to be confidential, but would consult with the respondent before doing so.
When making a claim for confidentiality, AEMO encouraged respondents to familiarise themselves with Chapter 10 of the Electricity System and Market Rules, which imposes obligations in respect to the release of documents.
Meetings
AEMO advised that before the closing date for submissions, any person may request a meeting with AEMO to discuss the issues and proposed changes raised in the Procedure Change Proposal, stating why they consider a meeting is necessary or desirable.
If appropriate, meetings may be held jointly with other stakeholders.
Subject to confidentiality restrictions, AEMO generally makes details of matters discussed at meetings available to other stakeholders as part of the final published Procedure Change Report (or earlier, where applicable).
Closing date and time
AEMO advised that submissions in response to this Procedure Change Proposal should be sent by email to [email protected], to reach AEMO by 5.00 pm (AWST) on 24 February 2026.
All submissions must be in electronic format (pdf or Microsoft Word) and should use the Procedure Change Submission form.
AEMO is not obliged to consider submissions received after the closing date and time. Any late submissions should explain the reason for delay and the detriment expected if AEMO does not consider the late submission.
Publication
AEMO advised that all submissions will be published on AEMO’s website and that confidential information will not be published, other than as specified above.