Interface Specifications describe the interfaces between the DCC solution and its Users and how they are intended to work. They contain definitions of the interface formats to help Users integrate their business systems with the DCC solution.

DCC User Interface Specification

The DCC User Interface Specification (DUIS) sets out the technical details of the DCC User Interface which is the means by which Users interact with Devices.

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Message Mapping Catalogue

The Message Mapping Catalogue (MMC) specifies the translation of data that is created at the Device-level by smart meters and other associated devices into a format that is standardised and interpreta

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Self-Service Interface

The Self-Service Interface (SSI) allows authorised Users, using supported web browsers, to perform a range of self-service functions.

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Registration Data Interface Specification

The Registration Data Interface Specification (REGIS) concerns the interface between DCC and Registration Data Providers.

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DCC Gateway Connection Code of Connection

The DCC Gateway Connection Code of Connection is a Subsidiary Document as an appendix to the Smart Energy Code (SEC4.3 at appendix G)

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Latest Updates

    • 07
    • September 2020
    Second-generation smart meters pass 5 million mark

    The Data Communications Company (DCC) has confirmed that the 5 millionth second-generation smart meter (SMETS2) has been installed onto its nationwide secure network.

    • 30
    • July 2020
    Elective Communications Services – Customer Update

    Following on from our last update on the 26th June, we have now determined the next steps in our journey to make ECS a better fit to suit your needs.

    • 26
    • June 2020
    Elective Communications Services

    On the 31st March 2020, we released a questionnaire inviting our customers to respond on how we could re-align the ECS offering to better suit your needs. Here are our findings.