The proposed access arrangement for Western Power's electricity network for the period 2017-2022 was lodged on 2 October 2017.
Public Consultation on Western Power’s proposal and an ERA issues paper closed on 11 December 2017. Public submissions received are published below.
The ERA’s Draft Decision on Western Power’s proposal was published on 2 May 2018. Western Power’s response to the ERA’s Draft Decision and public submissions received are published below.
On 20 September 2018 the ERA published its final decision.
On 16 November 2018, Western Power submitted an amended proposed access arrangement with supporting documentation in response to the final decision. These documents are published below.
On 2 January 2019 the ERA published its further final decision, which did not approve Western Power's amended proposed access arrangement.
On 28 February 2019 the ERA published its access arrangement decision and associated access arrangement documents.
On 10 May 2019 the ERA published a corrigenda to its access arrangement.
The ERA’s revised access arrangement and price list came into effect on 1 July 2019.
On 10 June 2020, the ERA approved some minor amendments to correct errors in the price control formula in clauses 5.11.3 and 6.5.13 of the access arrangement.
ERA Approved Access Arrangement with minor amendments to clauses 5.11.3 and 6.5.13
Access Arrangement Corrigenda supporting information