INSIGHT

National Electricity and Gas rules update: September 2025

By Kate Axup, Tom St John, Emily Graham
Energy Oil & Gas

Key changes to energy rules

In our latest update, we examine the progress of new and existing rule change requests to the AEMC in the month of September and take a closer look at the AER's draft Market Monitoring Information Order.  

Key takeaways

National electricity rules

  • Three new draft determinations:
    • Real-time data for consumers.
    • Clarifying registration for non-generating units providing system security services.
    • Updating the regulatory framework for gas connections (Retail).

National energy retail rules

  • Two new rule change requests:
    • Gas Networks in Transition.
    • ECGS Supplier of last resort mechanism.
  • One new draft determination:
    • Updating the regulatory framework for gas connections.

Opportunities for stakeholders

  • Due by 30 October 2025:
    • Updating the regulatory framework for gas connections.
    • ECGS Supplier of last resort mechanism.
    • Gas Networks in Transition.

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