SECMP 0031: Adding UTRN Functionality to SMETS

Date raised 20/02/2017 Modifications Path Path 2 – Authority Determination
Current stage Not Applicable Overall status Withdrawn
Refinement? Yes Urgent modification? No
Proposer name Andy Knowles Proposer's organisation Utilita Energy


SMETS1 Unique Transaction Reference Numbers (UTRNs) can be used for a number of functions beyond adding credit, which currently is the only use for UTRNs on a SMETS2 meter. This Modification Proposal seeks to increase the UTRN functionality associated to a UTRN for SMETS2 devices.

Proposed implementation timetable

Modification Proposal raised: 20 February 2017

Panel considers Initial Modification Report: 10 March 2017

Panel reconsiders Initial Modification Report: 21 April 2017

Targeted Working Group Consultation: 10 September 2018 - 01 October 2018

Targeted Panel review of Draft Modification Report: 15 March 2019

Targeted Modification Report Consultation: 18 March 2019 - 08 April 2019

Targeted Change Board vote: 24 April 2019

Targeted Authority Decision: 27 May 2019

Implementation date



  • Modification Proposal Raised
  • Initial Modification Report
  • Refinement Process
  • Modification Report
  • Change Board Vote
  • Modification Decision
SECMP0031 - Modification Proposal
SECMP0031 - Initial Modification Report
0808_SECMP0031 - Meeting Headlines
SECMP0031 and SECMP0038 Joint Working Group Meeting - Final Minutes (10.09.18)
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