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Access Arrangement 2022-2027

The ERA published an issues paper on 4 March 2022. Submissions received on the issues paper are available below.

An online public forum was held on 25 March 2022. The slides presented at the forum and a transcript are available below.

Western Power submitted further access arrangement information on 19 May 2022.

Western Power submitted additional tariff structure and reference services information on 1 July 2022. Submissions received on the additional information are available below.

The ERA published its draft decision on 9 September 2022.

A public forum on the ERA’s draft decision was held on 27 September 2022. The slides presented at the forum and a transcript are available below.

Western Power submitted a revised proposal on 15 November 2022.

Submissions received on the draft decision and Western Power's revised proposal are available below.

Western Power submitted further access arrangement information on its revised proposal on 18 January 2023.

The ERA published its final decision on 31 March 2023.

During the AA5 period, the ERA is monitoring Western Power’s progress against the requirements of the access arrangement and publishing an annual progress report.  The annual reports are available below.

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Second annual progress report

1.54 MB

10 Jul 2025

First annual progress report

0.85 MB

05 Jul 2024

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Approved Access Arrangement

0.77 MB

03 Nov 2023

Appendix B - Applications and Queuing Policy

0.99 MB

03 Nov 2023

Appendix C.1 - Contributions Policy

0.40 MB

03 Nov 2023

Appendix D - Multi-Function Asset Policy

0.52 MB

03 Nov 2023

Appendix E - Reference Services

0.98 MB

03 Nov 2023

Appendix F.2 - Tariff Structure Statement

1.20 MB

03 Nov 2023

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Final Decision Overview

0.91 MB

31 Mar 2023

Attachment 2 - Regulated Asset Base

0.41 MB

31 Mar 2023

Attachment 3A - AA4 Capital Expenditure

0.36 MB

31 Mar 2023

Attachment 3B - AA5 Capital Expenditure

0.79 MB

31 Mar 2023

Attachment 4 - Depreciation

0.34 MB

31 Mar 2023

Attachment 5 - Return on Regulated Asset Base

0.79 MB

31 Mar 2023

Attachment 6 - Operating Expenditure

0.47 MB

31 Mar 2023

Attachment 8 - Services

0.55 MB

31 Mar 2023

Attachment 11 - Network Tariffs

0.58 MB

31 Mar 2023

Attachment 12 - Policies and Contracts

0.56 MB

31 Mar 2023

Target Revenue Model

2.71 MB

31 Mar 2023

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Revised regulatory revenue model

1.52 MB

19 Jan 2023

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Energy Policy WA

0.03 MB

19 Jan 2023

WA Local Government Association

0.38 MB

19 Jan 2023

Alinta Energy

0.21 MB

19 Dec 2022

Australian Energy Council

0.25 MB

19 Dec 2022

Change Energy

0.48 MB

19 Dec 2022

Collgar Renewables

0.43 MB

19 Dec 2022

Evie Submission 1

0.58 MB

19 Dec 2022

Evie Submission 2

0.43 MB

19 Dec 2022

Perth Energy

0.12 MB

19 Dec 2022

Synergy Submission 1

0.35 MB

19 Dec 2022

Synergy Submission 2

1.90 MB

19 Dec 2022

Synergy Submission 2 Attachment

0.02 MB

19 Dec 2022

WA Expert Consumer Panel

0.08 MB

19 Dec 2022

WA Expert Consumer Panel Attachment A

0.66 MB

19 Dec 2022

WA Expert Consumer Panel Attachment B

3.79 MB

19 Dec 2022

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Chair's Letter

0.30 MB

15 Nov 2022

Submission Letter

0.33 MB

15 Nov 2022

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Slides

1.48 MB

04 Nov 2022

Transcript

1.45 MB

04 Nov 2022

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Australian Energy Council

0.20 MB

28 Jul 2022

Collgar Wind Farm

0.08 MB

28 Jul 2022

Electric Vehicle Council

0.17 MB

28 Jul 2022

Evie

0.55 MB

28 Jul 2022

Noel Schubert

0.89 MB

28 Jul 2022

Synergy

0.54 MB

28 Jul 2022

WA Council of Social Service

0.21 MB

28 Jul 2022

WA Expert Consumer Panel

0.05 MB

28 Jul 2022

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Further Access Arrangement information

0.43 MB

20 May 2022

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Director of Energy Safety

0.15 MB

19 Jul 2022

WA Expert Consumer Panel

0.07 MB

02 May 2022

WA Expert Consumer Panel Attachment 1

0.79 MB

02 May 2022

WA Expert Consumer Panel Attachment 2

0.20 MB

02 May 2022

WA Expert Consumer Panel Attachment 3

1.25 MB

02 May 2022

RAC

1.05 MB

27 Apr 2022

Shire of Mingenew

0.09 MB

27 Apr 2022

Chamber of Minerals and Energy

0.13 MB

26 Apr 2022

Alinta Energy

0.16 MB

21 Apr 2022

Australia Microgrid Centre of Excellence

0.12 MB

21 Apr 2022

Australian Energy Council

0.33 MB

21 Apr 2022

Chamber of Commerce and Industry WA

0.22 MB

21 Apr 2022

Change Energy

0.75 MB

21 Apr 2022

Collgar Wind Farm

0.11 MB

21 Apr 2022

Craig Hosking

0.22 MB

21 Apr 2022

Evie

0.41 MB

21 Apr 2022

Noel Schubert

0.93 MB

21 Apr 2022

Perth Energy

0.30 MB

21 Apr 2022

Synergy - Reference Services Submission

1.60 MB

21 Apr 2022

WA Local Government Association

0.92 MB

21 Apr 2022

Western Australian Council of Social Service

0.76 MB

21 Apr 2022

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Written response to question

0.05 MB

12 Apr 2022

Slides

5.24 MB

04 Apr 2022

Transcript

0.30 MB

04 Apr 2022

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Issues paper

1.59 MB

04 Mar 2022

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