Market accounting reports

Prior to 1 October 2023 

Under the WEM Rule 10.5.1(v), AEMO publishes summary information about the account maintained by AEMO for market settlements for the preceding 24 calendar months. These monthly reports include: 

• The end of month balance. 
• The total income received for transactions in each of the Reserve Capacity Mechanism, the Short Term Energy Market (STEM), the Balancing Market, Market Fees, System Operation fees, Regulator fees, and a single value for all other income. 
• The total outgoings paid for transactions in each of the Reserve Capacity Mechanism (excluding supplementary capacity contracts), Supplementary Capacity Contracts, the STEM, the Balancing Market, and a single value for all other expenses. 
• The service fee settlement amount paid to AEMO, System Management, and the Economic Regulation Authority. 

From 1 October 2023 

Under the WEM Rule 9.18.13, AEMO publishes summary information about the account maintained by AEMO for market settlement for each Trading Week ending in the preceding 24 calendar months (excluding any Trading Weeks ending on or before New WEM Commencement Day):

• The total income received for transactions in each of the Reserve Capacity Mechanism, the Short-Term Energy Market (STEM), Real-Time Energy, Essential System Services, Outage Compensation, Market Participant fees, Service fees and a single value for all other income. 
• The total outgoings paid for transactions in each of the Reserve Capacity Mechanism, Supplementary Capacity Contracts, the STEM, Real-Time Energy, Essential System Services, Outage Compensation, Market Participant fees, Service fees, and a single value for all other expenses.

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