The Coordinator of Energy has published a determination on Western Power's submission requesting that the Coordinator triggers a Non-Cooptimised Essential System Services procurement process for Network Support Services for the South West Interconnected System.
The Coordinator of Energy (Coordinator) received a submission from Western Power on 5 January 2026 requesting that the Coordinator triggers a Non-Cooptimised Essential System Services (NCESS) procurement process for Network Support Services for South West Interconnected System.
The Coordinator has published a determination in accordance with section 3.11A of the Electricity System and Market Rules, outlining the reasons for triggering the NCESS procurement process in this instance.
You can find the Coordinator's full determination, which should be read in conjunction with Western Power's submission at the link below.
Read more on the Coordinator Determinations web page.
