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Use the filters and keyword search to find open, current and historical documents that detail AER decisions on matters such as revenue determinations, access arrangements, pricing proposals, tariff variations, cost allocation methods, cost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

Filters

60 result(s), displaying 37 to 48

WestSide Corporation and Meridian JV - Ring-fencing waiver 2012

Ring-fencing

Historical

Advanced Metering Infrastructure (AMI) - Bring forward service fee proposed by Citipower and Powercor

AMI charges

Historical

AusNet Services (SP AusNet) - Access arrangement 2013-17

Access arrangements

Historical

APA GasNet - Access arrangement 2013-17

Access arrangements

Historical

Murraylink determination 2013-18

Determinations

Historical

ElectraNet - Determination 2013-18

Determinations

Historical

Multinet Gas - Access arrangement 2013-17

Access arrangements

Historical

Envestra (Victoria) - Access arrangement 2013-17

Access arrangements

Historical

Envestra (Albury) - Access arrangement 2013-17

Access arrangements

Historical

South Australia: January - March 2025

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

Retail Reliability Obligation

Revoked

Ring-fencing guideline (electricity transmission) 2025

The AER has released version 5 of the ring-fencing guideline for electricity transmission.

Ring-fencing

Current

Ring-fencing guideline (electricity distribution) 2025

The AER has released version 4 of the ring-fencing guideline for electricity distribution.

Ring-fencing

Current