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


Procedures, guidelines and templates relating to the accreditation of controllable quantities for injection and withdrawals in the DWGM, including allocations and sub-allocations.

Other procedures

Other procedures relating to settlements in the DWGM.

The following DWGM Wholesale Market Procedures will no longer be applied after gas day 31 December 2022:

The following Victorian DWGM Wholesale Market Procedures will apply from gas day 1 January 2023, (replacing those listed above):

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).

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