Below are applications from Western Power to the ERA to propose a regulatory test.
Baldivis Zone Substation
2026 proposal
On 6 February 2026, Western Power submitted a regulatory test application for a proposed Baldivis Zone Substation.
On 20 March 2020, the ERA published an issues paper to help interested parties make submissions. No submissions were received. The ERA published its determination that the regulatory test had been satisfied on 15 April 2026.
Picton South Staged 132kV Conversion
2020 proposal
On 14 April 2020, Western Power submitted a regulatory test application for a proposed augmentation of the Picton South transmission network.
On 22 April 2020, the ERA published an issues paper to help interested parties make submissions.
On 5 June 2020, Western Power formally withdrew its regulatory test application for a proposed augmentation of the Picton South transmission network.