Timeline
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Consultation paper published10 April 2025
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Submissions close to consultation paper27 May 2025
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Draft determination published30 September 2025
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Submissions close to draft determination28 November 2025
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Final determination published12 February 2026
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Participant Fee Structure effective date1 July 2026
Key contact
Email: [email protected]
Overview
Under the National Electricity Law (NEL), AEMO may determine fees and charges for services provided by it under the NEL and the National Electricity Rules (NER). AEMO is required under the NER to develop a NEM Participant Fee Structure in consultation with stakeholders.
The fee structure consultation determines both how and from whom AEMO recovers the costs for providing services, including performing its statutory functions under the NEL and the NER. While the allocation methodology is reviewed through consultation, the actual fee amounts are set annually through AEMO’s budgeting process.
Final Determination
AEMO has released its Final Determination for the NEM Participant Fee Structures to apply from 1 July 2026. This follows an extensive consultation process, including the publication of a Consultation Paper in April 2025 and a Draft Determination in September 2025 for stakeholder consideration and feedback. During the consultation period, AEMO also engaged directly with Registered Participants, industry associations and consumer groups and held several public webinars.
The publication of the Final Determination concludes the consultation to establish the new fee structure, which will apply from 1 July 2026 until 30 June 2031.
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Stakeholder engagement
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Consultation paper
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Draft determination
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Final determination
Notice of extension
Consultation paper submissions
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16/06/2025
AGL
79.34 KB -
16/06/2025
Alinta
143.79 KB -
16/06/2025
Ausnet
109.96 KB -
16/06/2025
Australian Energy Council
254.3 KB -
16/06/2025
Consumer and Community Reference Group
85.19 KB -
16/06/2025
Energy Networks Australia
172.79 KB -
16/06/2025
Origin Energy
99.29 KB -
16/06/2025
SA Power Networks
185.15 KB -
16/06/2025
Transgrid
198.81 KB
Draft determination documents
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30/09/2025
NEM Participant Fee Structure Review – Draft Report and Determination
1.74 MB -
30/09/2025
NEM Participant Fee Structure Review – Notice of Second Stage of Consultation
193.61 KB -
30/09/2025
NEM Participant Fee Structure Review – Overview
472.35 KB -
14/10/2025
NEM Participant Fee Draft Determination Webinar Slides - October 2025
1.96 MB