DP164 November 2021 SEC Release supporting changes

Proposer David Walsh
Lead Analyst Joe Hehir
Date raised 18/05/2021
StageDevelopment Stage
Implementation date Targeted for 04/11/2021 (Nov 21 SEC Release)
Latest update The TABASC and the TSIRS are currently reviewing the legal text. We will update the legal text for any comments we receive before presenting the Modification Report to the Change Sub-Committee in August 2021.

What is the issue?

The DCC detailed system design associated with the SECMP0007 'Firmware updates to IHDs and PPMIDs' changes occurred after the approval of the modification and associated legal text. As part of this detailed system design process some additions and amendments have been identified as being required in order to align to the required solution design to deliver the required intent of the high level SECMP0007 solution.

What is the solution?

The Proposed Solution is to make consequential changes to the versions the GB Companion Specification (GBCS), the Smart Metering Equipment Technical Specifications (SMETS)2, the DUIS and the Message Mapping Catalogue (MMC). No changes are required to the Communications Hub Technical Specifications (CHTS) legal text approved under SECMP0007.

These changes have been validated by the DCC the Data Services Provider (DSP) and the GBCS Working Group.

Who is impacted?

No Parties impacted

What SEC documents are affected?

Schedule 8 ‘GB Companion Specification’
Schedule 9 ‘Smart Metering Equipment Technical Specifications’
Appendix AD ‘DCC User Interface Specification’
Appendix AF ‘Message Mapping Catalogue’


18 May 2021
Draft Proposal raised

Modification documents

DP164 legal text v0.1
DP164 Modification Report v0.1
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