Messaging

The Retail Electricity Market Design has 92 market messages which are sent as XML messages over the internet. Details of the messages are stored on our website using ARIS. Click here to access ARIS. Click "Market Design Documentation", then "Level 4- Messages", to view the Message details.

The Market Messages cover the following areas:

• COS (Change of Supplier)
• Customer Data
• DA & DP (Data Aggregation and Data Processing)
• DUOS (Distribution Use Of System)
• Meter works
• New connections
• Unmetered

ESB networks have provided software for the messaging solution. The Market Participant Communications Component (MPCC) sends and receives messages. Webforms are used to create market participant messages and the readings processor converts readings messages to legacy formats.

Click here to see MPCC Technical Architecture