SEC v32.0 implemented to clarify Electricity Smart Meter and Gas Smart Meter definitions in SEC Section A

22 January 2021

An updated version of the SEC came into effect today, 22 January 2021, to implement a modification to SEC Section A ‘Definitions and Interpretation’ made by the Department for Business, Energy and Industrial Strategy (BEIS).

Changes to the definitions of Electricity Smart Meter and Gas Smart Meter in the Section A have been made to clarify that Smart Metering Equipment Technical Specifications 1 (SMETS1) Meters installed after the Installation Validity Period (IVP) Date are treated as Electricity and Gas Smart Meters under the SEC.


Other Licence changes

The Secretary of State has also made changes to the following Licences:

  • Standard Conditions of Electricity and Gas Supply Licenses
  • Standard Conditions of Electricity Distribution Licences
  • Standard Conditions of Gas Transporters Licences
  • The Smart Meter Communication Licences

More information on all of these changes can be found on our latest news page, which contains the BEIS response and conclusions.


What parts of the SEC were affected?

  • SEC Appendix A ‘Definitions and Interpretation’


Where can I access the redlining?

The redlined changes to this Appendix can be found on CodeWorks via the links below:


Our Document Log lists the versions of each SEC document now in effect following this release.

You can download the individual SEC documents from the SEC and Supporting Documents section of our website or via CodeWorks.


Where can I find further information?

If you have any questions, you can call the SECAS Helpdesk at 020 7090 7755 or email