Decisions

This page is a collection of all AER regulatory decisions.

Use the filters and keyword search to find open, current and historical documents that detail AER decisions on matters such as revenue determinations, access arrangements, pricing proposals, tariff variations, cost allocation methods, cost pass throughs and contingent projects.

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Origin Retailer of Last Resort Cost Recovery Applications

The AER has approved Origin Energy's six cost recovery applications for costs incurred as the Retailer of Last Resort for retailer failures in 2022.

Cost pass throughs

Current

Victoria: December 2026 - February 2027

The Retailer Reliability Obligation (RRO) is designed to support reliability in the National Electricity Market (NEM).

Retail Reliability Obligation

Open

Victoria: December 2027 - March 2028

The AER will make a decision on a T-3 Reliability Instrument under the RRO for a forecast reliability gap in Victoria, from 1 December 2027 - 31 March 2028.