Written questions

Batteries: Temperature

Commons · Question 16908 · Tabled 8 Jul 2026 · Department for Energy Security and Net Zero · Official record

Answered 14 Jul 2026

Question

Asked by Wendy Morton

To ask the Secretary of State for Energy Security and Net Zero, what assessment has he made of the potential impact of extreme summer temperatures on the safety and resilience of Battery Energy Storage Systems; and what discussions has he had with industr

Answer

Answered by Michael Shanks, 14 Jul 2026

The regulatory framework governing grid-scale battery safety is overseen by the Health and Safety Executive (HSE) and requires developers to keep batteries within their safe operating range throughout their lifetimes. In April 2024, the Government publish...