EMMS - Data Model 5.8 - Oct 2026

Audience

Participants who exchange data between their own systems and AEMO Australian Energy Market Operator systems, including retrieving private and next-day data, submitting bids, and receiving bid acknowledgements.

Contents

Summary

The Participant Data Model The definition of the interface to participants of data published by AEMO for gas or electricity. A database conforming to the Data Model can contain a local copy of all current participant-specific data recorded in the main database. The Data Model includes database tables, indexes, and primary keys. (PDM) defines the database structure used to exchange data with wholesale gas and electricity participants. It includes the tables, indexes, and primary keys required to establish local databases and support data replication. Separate PDMs are available for gas and electricity markets and support database platforms such as Oracle and Microsoft SQL Server.

Status: In-Progress

Version: 1.02

Marked up

Clean

Release dates

  • Pre-production: 22 September 2026
  • Production: 20 October 2026