November 2019 SEC Release

The November 2019 SEC Release went live on 29 November 2019, and was the first enduring SEC Release to contain DCC System impacting changes arising from SEC Modification Proposals. The following modifications were implemented in this release:

Implementation date

29/11/2019

Modification Number	Modification Name	Stage	Implementation Date	Last Updated
MP076	Pursuing Non-Payment in Events of Default	Implemented	29/11/2019	30/07/2024
MP074	Clarity on Obtaining SMKI Device Certificates	Implemented	29/11/2019	25/03/2025
MP073	Alteration of SMKI Repository information and documentation	Implemented	29/11/2019	08/12/2025
MP071	Second-Comer Charging	Implemented	29/11/2019	15/07/2024
SECMP0060	Amend Requirements to remove ‘Pending’ devices from SMI	Implemented	29/11/2019	27/03/2025
SECMP0055	Incorporation of multiple Issue Resolution Proposals into the SEC	Implemented	29/11/2019	15/07/2024
SECMP0039	Communication Hub returns notification mechanism for Other SEC Parties	Implemented	29/11/2019	03/03/2025
SECMP0025	Electricity Network Party Access to Load Switching Information	Implemented	29/11/2019	27/03/2025
SECMP0023	Correct Units of Measure for Uncontrolled Gas Flow Rate	Implemented	29/11/2019	27/03/2025
SECMP0018	Standard Electricity Distributor Configuration Settings	Implemented	29/11/2019	14/02/2025

Additional Information

The SEC Release Implementation Document was last updated on 31 October 2019 following the further change of implementation date, and you can download this version of the document below.

November 2019 SEC Release Implementation Document v5.0

On 1 October 2019, the SEC Panel wrote to the Authority to request the implementation date be amended to 24 November 2019, with flexibility to extend this to 1 December if required. The Authority approved this request on 8 October 2019. The Panel’s letter to the Authority and the Authority’s response can be downloaded below.

On 30 October 2019, the Panel used the discretion granted by the Authority to further revise the implementation date to 29 November 2019. The Panel paper providing the rationale for this decision can be downloaded below.

Release documentation

Provided below is a table of documents published to support the implementation of the DCC November 2019 Release

Document	Category	Date	Action
SEC Appendix AD – DCC User Interface Specification (DUIS) v3.1 – 6 November 2025	SEC Section	06/11/2025	Download
SEC Appendix AF – Message Mapping Catalogue (MMC) v3.1	SEC Section	29/11/2019	Download

November 2019 SEC Release

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