Guidelines, schemes, models and reviews

Expenditure Forecast Assessment Guideline describe the process, techniques and associated data requirements for our approach to setting efficient expenditure

AER updated its capital expenditure incentives guideline and efficiency benefit sharing scheme to accommodate the amended National Energy Objectives.

The CESS provides financial rewards to network service providers whose capex becomes more efficient and financial penalties for those that become less efficient

The Ring-fencing guideline (electricity transmission) 2023 ensures the Guideline remains fit for purpose in a changing regulatory landscape and electricity mark

The Rate of Return Instrument (the Instrument) sets out the approach by which we will estimate the rate of return, and comprises the return on debt and the return on equity, as well as the value of imputation credits. We publish a new Instrument every 4 years that will bind all regulatory determinations in the subsequent 4 years.

The Ring-fencing guideline (electricity distribution) 2022 ensures the Guideline remains fit for purpose in a changing regulatory landscape and electricity mark

The AER has released its final guidance note on the insurance coverage pass through event.

Rebidding and Technical Parameters Guidelines

The DMO is a maximum price that retailers can charge electricity customers on default contracts known as standing offer contracts.