The Integrated System Plan (ISP) is there to guide an efficient, least cost transition of the National Electricity Market (NEM) power system, while keeping supply reliable. While ISP reform is necessary, we need to focus on changes improve the ISP’s scope to deliver that purpose.
That’s why we support the AEMC’s decision to reject this rule change proposal, as outlined in our response to the Draft Determination – National Electricity Amendment (Clarifying the treatment of jurisdictional policies and system costs in the ISP) Rule.
What’s next?
The next ISP is due for release in June 2026. We will use the upcoming open review of the framework for the ISP to advocate for the important reforms contained in our own proposal to change the rules for the ISP.
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JEC rule change proposal to the AEMC on co-optimisation of all energy resources in the ISP
