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.
File Attachment
File Attachment
Access Arrangement
10.54 MB
10 May 2019
10 May 2019
10 May 2019
10 May 2019
10 May 2019
10 May 2019
10 May 2019
10 May 2019
10 May 2019
10 May 2019
10 May 2019
10 May 2019
10 May 2019
File Attachment
Access Arrangement Corrigenda supporting information
0.14 MB
10 May 2019
10 May 2019
10 May 2019
10 May 2019
10 May 2019
10 May 2019
File Attachment
Access Arrangement Decision (Superseded by Corrigenda to Access Arrangement)
0.87 MB
28 Feb 2019
28 Feb 2019
28 Feb 2019
28 Feb 2019
File Attachment
ERA Approved Access Arrangement supporting information (Superseded by Corrigenda to Access Arrangement)
10 May 2019
28 Feb 2019
28 Feb 2019
10 May 2019
10 May 2019
28 Feb 2019
10 May 2019
10 May 2019
10 May 2019
10 May 2019
28 Feb 2019
28 Feb 2019
File Attachment
Further Final Decision
1.20 MB
02 Jan 2019
File Attachment
Amended Proposed Access Arrangement and Access Arrangement Information
19 Nov 2018
19 Nov 2018
19 Nov 2018
19 Nov 2018
File Attachment
Amended Proposed Access Arrangement supporting information
19 Nov 2018
19 Nov 2018
19 Nov 2018
19 Nov 2018
19 Nov 2018
19 Nov 2018
19 Nov 2018
19 Nov 2018
19 Nov 2018
19 Nov 2018
19 Nov 2018
File Attachment
Amended Proposed Access Arrangement Information supporting information
19 Nov 2018
19 Nov 2018
19 Nov 2018
19 Nov 2018
File Attachment
Final decision
8.12 MB
20 Sep 2018
20 Sep 2018
20 Sep 2018
File Attachment
New information on rate of return
17 Aug 2018
17 Aug 2018
07 Aug 2018
17 Aug 2018
File Attachment
Revised Proposed Access Arrangement and Access Arrangement Information
15 Jun 2018
15 Jun 2018
15 Jun 2018
15 Jun 2018
File Attachment
Revised Proposed Access Arrangement supporting information
15 Jun 2018
15 Jun 2018
15 Jun 2018
15 Jun 2018
15 Jun 2018
15 Jun 2018
15 Jun 2018
15 Jun 2018
15 Jun 2018
File Attachment
Revised Proposed Access Arrangement Information supporting information
15 Jun 2018
15 Jun 2018
15 Jun 2018
15 Jun 2018
File Attachment
Public Submissions received in response to ERA Draft Decision
0.33 MB
21 Jun 2018
15.62 MB
15 Jun 2018
0.68 MB
15 Jun 2018
0.41 MB
15 Jun 2018
15 Jun 2018
0.10 MB
15 Jun 2018
0.44 MB
15 Jun 2018
2.18 MB
15 Jun 2018
1.71 MB
15 Jun 2018
1.71 MB
15 Jun 2018
1.65 MB
15 Jun 2018
1.67 MB
15 Jun 2018
1.73 MB
15 Jun 2018
1.72 MB
15 Jun 2018
0.82 MB
15 Jun 2018
15 Jun 2018
0.99 MB
15 Jun 2018
15 Jun 2018
0.35 MB
15 Jun 2018
15 Jun 2018
15 Jun 2018
0.75 MB
15 Jun 2018
File Attachment
ERA Draft Decision
5.63 MB
02 May 2018
02 May 2018
02 May 2018
02 May 2018
File Attachment
Public submissions received in response to Western Power proposal and ERA Issues paper
1.82 MB
22 Dec 2017
0.62 MB
14 Dec 2017
0.43 MB
14 Dec 2017
3.37 MB
14 Dec 2017
0.36 MB
14 Dec 2017
14 Dec 2017
0.55 MB
14 Dec 2017
0.18 MB
14 Dec 2017
0.64 MB
14 Dec 2017
0.30 MB
14 Dec 2017
0.36 MB
14 Dec 2017
0.11 MB
14 Dec 2017
0.23 MB
14 Dec 2017
0.10 MB
14 Dec 2017
0.96 MB
14 Dec 2017
2.51 MB
14 Dec 2017
4.39 MB
14 Dec 2017
14 Dec 2017
0.01 MB
14 Dec 2017
0.30 MB
14 Dec 2017
0.89 MB
14 Dec 2017
0.32 MB
14 Dec 2017
14 Dec 2017
14 Dec 2017
14 Dec 2017
14 Dec 2017
14 Dec 2017
0.31 MB
14 Dec 2017
0.01 MB
18 Dec 2017
4.88 MB
14 Dec 2017
0.35 MB
14 Dec 2017
0.84 MB
14 Dec 2017
0.16 MB
14 Dec 2017
0.75 MB
14 Dec 2017
14 Dec 2017
1.05 MB
14 Dec 2017
14 Dec 2017
14 Dec 2017
0.36 MB
14 Dec 2017
0.48 MB
14 Dec 2017
0.49 MB
18 Dec 2017
0.58 MB
14 Dec 2017
File Attachment
Issues Paper
1.77 MB
14 Nov 2017
File Attachment
Proposed Access Arrangement and Access Arrangement Information
0.54 MB
06 Oct 2017
06 Oct 2017
06 Oct 2017
06 Oct 2017
File Attachment
Proposed Access Arrangement supporting information
06 Oct 2017
06 Oct 2017
06 Oct 2017
06 Oct 2017
06 Oct 2017
06 Oct 2017
06 Oct 2017
06 Oct 2017
06 Oct 2017
File Attachment
Proposed Access Arrangement information supporting information
06 Oct 2017
06 Oct 2017
06 Oct 2017
06 Oct 2017
06 Oct 2017
06 Oct 2017
06 Oct 2017
File Attachment
Additional supporting information
02 May 2018
02 May 2018
14 Nov 2017
08 Nov 2017