Overview

Initiation
AER position
Proposal
Draft decision
Revised proposal
Final decision
Updates

Draft decision

On 30 September 2022, we released our draft decision on Transgrid's transmission revenue determination for the 2023-28 period.

AER - Transgrid 2023-28 - Draft Decision - Overview - September 2022
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AER
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AER - Transgrid 2023-28 - Draft Decision - Attachment 1 - Maximum allowed revenue - September 2022
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AER
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AER - Transgrid 2023-28 - Draft Decision - Attachment 2 - Regulatory asset base - September 2022
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AER
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AER - Transgrid 2023-28 - Draft Decision - Attachment 3 - Rate of return - September 2022
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AER
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AER - Transgrid 2023-28 - Draft Decision - Attachment 4 - Regulatory depreciation - September 2022
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AER
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AER - Transgrid 2023-28 - Draft Decision - Attachment 5 - Capital expenditure - September 2022
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AER
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AER - Transgrid 2023-28 - Draft Decision - Attachment 6 - Operating expenditure - September 2022
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AER
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AER - Transgrid 2023-28 - Draft Decision - Attachment 7 - Corporate income tax - September 2022
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AER
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AER - Transgrid 2023-28 - Draft Decision - Attachment 8 - Efficiency benefit sharing scheme - September 2022
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AER
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AER - Transgrid 2023-28 - Draft Decision - Attachment 9 - Capital expenditure sharing scheme - September 2022
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AER
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AER - Transgrid 2023-28 - Draft Decision - Attachment 10 - Service target performance incentive scheme - September 2022
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AER
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AER - Transgrid 2023-28 - Draft Decision - Attachment 11 - Demand management innovation allowance mechanism - September 2022
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AER
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AER - Transgrid 2023-28 - Draft Decision - Attachment 12 - Pricing methodology - September 2022
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AER
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AER - Transgrid 2023-28 - Draft Decision - Attachment 13 - Pass through events - September 2022
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AER
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Models

AER - Transgrid 2023-28 - Draft decision - PTRM - September 2022 - PUBLIC
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AER
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AER - Transgrid 2023-28 - Draft decision - RFM - September 2022 - PUBLIC
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AER
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AER - Transgrid 2023-28 - Draft decision - Depreciation tracking module - September 2022 - PUBLIC
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AER
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AER - Transgrid 2023-28 - Draft Decision - Capex Model - September 2022 - PUBLIC
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AER
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AER - Transgrid 2023-28 - Draft Decision - Opex Model - September 2022 - PUBLIC
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AER
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AER - Transgrid 2023-28 - Draft Decision - CESS Model - September 2022 - PUBLIC
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AER
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AER - Transgrid 2023-28 - Draft Decision - EBSS model - September 2022 - PUBLIC
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AER
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AER - Transgrid 2023-28 - Draft decision - STPIS - September 2022 - PUBLIC
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AER
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Consultant reports

AER - Transgrid 2023-28 - Draft decision - EMCa report to AER on aspects of Transgrid revenue proposal - August 2022 - PUBLIC
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Energy Market Consulting Associates (EMCa)
Document

AER - Transgrid 2023-28 - Draft decision - EMCa report - RIT-T project - Improving stability in SW NSW - August 2022 - PUBLIC
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Energy Market Consulting Associates (EMCa)
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AER - Transgrid 2023-28 - Draft decision - EMCa report - RIT-T project - Managing risk on Line 86 - August 2022 - PUBLIC
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Energy Market Consulting Associates (EMCa)
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AER - Transgrid 2023-28 - Draft decision - EMCa report - RIT-T project - Supply to NW slopes - August 2022 - PUBLIC
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Energy Market Consulting Associates (EMCa)
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AER - Transgrid 2023-28 - Draft decision - Taylor Fry - Insurance market consultant report - June 2022 - PUBLIC
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Taylor Fry and Gallagher Re
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AER - Transgrid 2023-28 - Draft decision - KPMG - Wage price index forecasts - September 2022 - PUBLIC
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KPMG
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Submissions

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Stakeholders were invited to make submissions on the AER's draft decision and Transgrid's revised proposal by 20 January 2023. A number of submissions were received:

Consumer Challenge Panel (CCP25) - Submission - 20 January 2023
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CCP25
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Reach Solar Energy - Submission - 20 January 2023
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Reach Solar Energy
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Energy Users Association of Australia (EUAA) - Submission - 20 January 2023
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Energy Users Association of Australia
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Public Interest Advocacy Centre (PIAC) - Submission - 25 January 2023
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Public Interest Advocacy Centre
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SecureEnergy - Submission - 20 January 2023
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SecureEnergy
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Stakeholder forum

The AER hosted an online forum on its draft decision on 12 October 2022.

Presentations from the forum are available below.

AER presentation - AER public forum - 12 October 2022
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AER
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CCP25 presentation - AER public forum - 12 October 2022
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CCP25
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Transgrid presentation - AER public forum - 12 October 2022
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Transgrid
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