Settlements
This page lists the procedures and guidelines that govern the settlement process in the Declared Wholesale Gas Market (DWGM). It also includes information about how AEMO calculates interest rates for settlements.
DWGM Sample Settlement Statements
The sample settlement statements below contain an example of preliminary, final, and revision statements sent out by AEMO to all relevant market participants for a billing period.
DWGM settlement reconciliation mapping
This guide is designed to help DWGM trading participants reconcile provisional market data and settlement data.
Guides applicable to the current operation of the Victorian DWGM until 31 December 2022:
Guides applicable to the current operation of the Victorian DWGM from 1 January 2023:
Gas market settlement revision guideline
This guideline explains when AEMO prepares and issues revised statements for the DWGM. This information also applies to the Short Term Trading Market (STTM).
Allocation information
Settlements Revisions Liability Deed
This deed is for use when one entity wishes to take liability for the settlement revisions of another, for example in the event of an acquisition.
Longford allocation
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22/10/2025
Template for Longford certified values
Used by Longford participants (or their Information Provider) to provide certified values.
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01/10/2018
Template for the appointment of the information provider at Longford
Used by a participant to confirm the appointment of a second participant as the Information Provider at Longford.
24.91 KB
Accreditation
Procedures, guidelines and templates relating to the accreditation of controllable quantities for injection and withdrawals in the DWGM, including allocations and sub-allocations.
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08/02/2019
Wholesale Market Accreditation Procedures (Victoria) v4.0
This Procedure was effective 8 February 2019 until 1 May 2024. This Procedure is now part of the Wholesale Market Operations Procedures as of 1 May 2024.
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10/02/2023
Application for accreditation of controllable quantities (injections/withdrawals)
Application form for accreditation
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10/02/2023
DWGM Allocation and Sub-allocation Establishment Guidelines V3.0
Guidelines for Market Participants to enter into a new allocation or sub-allocation arrangement at a particular injection or withdrawal point in the DWGM.
227.09 KB -
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16/11/2017
Template for the appointment of an allocation or sub-allocation agent
Used by a participant to confirm the appointment of a second participant as an allocation agent or sub-allocation agent at an injection or withdrawal point.
63.74 KB
Other procedures
The Wholesale Market Procedures are available on the Procedures webpage.
Interest rate
Where interest is applied to settlement amounts, AEMO has determined the interest rate – as referenced in the NGR – to be the one-month Bank Bill Swap Reference Rate mid-rate determined by the Australian Securities Exchange (ASX).