Data Specification

What are Data Specifications?

Placeholder: Data Specifications under the Retail Energy Code (REC) set out the standard rules for how information is shared between companies in the energy market.

They make sure data is accurate, consistent, and easy to exchange, which helps processes like switching suppliers, billing, and metering run smoothly. By using these agreed formats and structures, all market participants can work together efficiently and comply with regulatory requirements.

Market Messages and Data items

Placeholder: A catalogue of structured messages used by energy market participants to exchange operational data. Designed for developers, compliance teams, and system integrators, it helps users navigate message formats, data items, and rules across industry codes.

Market Messages

Documents

Data Specification 1 file

Name	Version	Last updated	Actions
Data Specification Version 4.4.0 - 08 Sep 2026 PDF - 122.6 KB	4.4.0	08 Sep 2026	Download Data Specification Copy link to Data Specification Download Copy link address

Data Access Matrixes 1 file

Name	Version	Last updated	Actions
Data Access Matrix Version 4.4.0 - 16 Sep 2026 PDF - 122.6 KB	4.4.0	16 Sep 2026	Download Data Access Matrix Copy link to Data Access Matrix Download Copy link address

Meter Product Data table 1 file

Name	Version	Last updated	Actions
Meter Product Data Table Version 2.3 - 01 Sep 2026 PDF - 122.6 KB	2.3	01 Sep 2026	Download Meter Product Data Table Copy link to Meter Product Data Table Download Copy link address

Change Management