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PARLIAMENTARY WRITTEN QUESTION
(1 June 2026)

Question Asked

To ask the Secretary of State for Energy Security and Net Zero, which organisation is responsible for ensuring that the frequency of the electricity grid remains within statutory limits.

Asked by:
Claire Coutinho (Conservative)

Answer

The National Energy System Operator (NESO) is responsible for operating the Great Britain electricity system and maintaining system frequency within statutory limits. This responsibility is established through NESO's licence obligations, which are overseen by Ofgem.


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