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Closed Consultation Published 10 Dec 2025 Department for Energy Security and Net Zero ↗ View on source

Financial support for nuclear lifetime extensions

Nuclear generation plays a key role in the UK’s energy mix, supplying baseload, low carbon energy to millions of homes and businesses. Continuing supply from nuclear plants can support our Net Zero ambitions, whilst supporting a lower cost system. As the UK looks ahead to the additional supply from new nuclear projects such as Hinkley Point C (HPC) and Sizewell C (SZC), it is important that existing generation can be maintained wherever it is feasible and safe to do so. International best practice shows that in many cases, eligible operational nuclear plants can continue operating beyond their initially anticipated lifetime with appropriate investment. Given the changing electricity market over coming decades, there may be circumstances where it is necessary for HMG to support the works required to extend the lifetime of operating nuclear plants to ensure their continued supply of electricity to the grid for prolonged periods. Capitalising on existing infr

Opened 10 Dec 2025
Closed 21 Jan 2026