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What industry sector are you looking for?

Networks

We regulate electricity networks and natural gas pipelines by setting the maximum amount of revenue they can earn from consumers. 

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Wholesale

We monitor the performance of wholesale gas and electricity markets, the activities of market participants and their compliance with market rules.  

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Retail

Learn more about our role in monitoring the activities of energy retailers to help consumers make informed choices about their energy supplier.

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Quick links

Energy Innovation Toolkit

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Renewable Energy Zones

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Firm Energy Reliability Mechanism

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Latest News

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AER approves new MLO exchange and new MLO products

The AER has approved TOD Markets Pty Limited as a Market Liquidity Obligation (MLO) exchange, and 6 new electricity derivatives contracts as MLO products.
Communications
Issue date
Retail
Wholesale

AER approves changes to CPU’s electric vehicle charging trial conditions

The AER has extended CPU’s deadline for identifying sites for its electric vehicle charging infrastructure trial to October 2026.
Communications
Issue date
Distribution

AER consults on its preliminary position on Transgrid's application to reopen 2023-28 transmission revenue determination for Project EnergyConnect

We invite stakeholders to make submissions on our consultation paper - AER preliminary views on Transgrid’s application by 1 October 2026.
Communications
Issue date
Transmission
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Latest AER regulatory decisions

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Murraylink - Transmission Determination 2028-33

The AER will make a determination of the maximum amount of revenue that Murraylink can earn from customers over the period 1 July 2028 to 30 June 2033.
Determinations
Open
Effective date
Commencement date
Transmission
SA
VIC
Interconnector

ElectraNet - Transmission Determination 2028-33

The AER will make a determination of the maximum amount of revenue that ElectraNet can earn from customers over the period 1 July 2028 to 30 June 2033.
Determinations
Open
Effective date
Commencement date
Transmission
SA

Transgrid - Transmission Determination 2028-33

The AER will make a determination of the maximum amount of revenue that Transgrid can earn from customers over the period 1 July 2028 to 30 June 2033.
Determinations
Open
Effective date
Commencement date
Transmission
NSW
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