Energy codes
Modification proposal GSR031: Introducing Competitively Appointed Transmission Owners
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We have decided to approve modification proposal GSR031. The attached document sets out our decision to approve the proposed changes to the National Electricity Transmission System Security and Quality of Supply Standards (SQSS) and the reasons for that decision.
Main document
[SQSS GSR031 decision [PDF, 133.37KB]
](https://www.ofgem.gov.uk/sites/default/files/2025-02/SQSS%20GSR031%20decision.pdf)