Each year the Railways Access Code requires the ERA to determine the Weighted Average Cost of Capital to be applied in the determination of floor and ceiling cost prices for the regulated rail networks.
Every five years the ERA consults on the Determination. Information on these reviews is available below.
Current rail WACC methodology
The ERA’s current rail WACC methodology can be found in the 2023 Rail WACC Final Determination.
Annual Updates and Determinations
The ERA’s annual updates and determinations can be found below: