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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. 

Wholesale

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

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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Energy Innovation Toolkit

Network tariff reforms

NSW Renewable Energy Zones

Latest News

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Final revenue decision for SA Power Networks balances affordability and investment in a safe and reliable network

We've published our final decision on the revenue proposal submitted by electricity network business SA Power Networks for the 2025–30 regulatory period.
News releases
Issue date
Distribution

Final revenue decisions for Energex and Ergon Energy balance affordability and investment in a safe and reliable network

We've published our final decisions on revenue proposals submitted by electricity network businesses Energex and Ergon Energy for the 2025–30 regulatory period.
News releases
Issue date
Distribution

AER releases final decision for Directlink

The AER has released its transmission determination for Directlink for the regulatory control period 1 July 2025 to 30 June 2030.
Communications
Issue date
Transmission
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Latest AER regulatory decisions

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Ausgrid Increased Customer Demand Requirements in the Macquarie Park Area Contingent Project

Ausgrid’s contingent project application requesting a revenue increase to fund its Wallumatta substation.
Contingent projects
Open
Effective date
Commencement date
Distribution
NSW

Powerlink Transmission - Determination 2027-2032

The AER will make a determination of the maximum amount of revenue that Powerlink can earn from customers over the period 1 July 2027 to 30 June 2032.
Determinations
Open
Effective date
Commencement date
Accepting submissions
Transmission
QLD

AusNet Services Transmission - Determination 2027-2032

The AER will make a determination of the maximum amount of revenue that AusNet Services can earn from customers over the period 1 April 2027 to 31 March 2032.
Determinations
Open
Effective date
Commencement date
Transmission
VIC
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