Commons Sense

House of Commons · Written Ministerial Statement

New nuclear policy update

22 July 2025 · Department for Energy Security and Net Zero

Proposed by Ed Miliband Lab Doncaster North

Energy

Summarised by AI from the official record, so it can contain mistakes.

View on Parliament.uk

At a glance

Key points

  • The UK government has confirmed its final investment decision for the construction of Sizewell C nuclear power station.
  • Significant funding commitments and commercial partnerships are part of the plan to ensure lower costs for consumers.
  • The Regulated Asset Base (RAB) model will be used to provide consumer benefits throughout the construction of Sizewell C.

Issue summary

The statement discusses the UK government's plan to proceed with the construction of Sizewell C nuclear power station.

Action requested

The government has confirmed its final investment decision for Sizewell C, a new nuclear power station in the UK. It includes significant funding commitments and commercial partnerships, ensuring lower costs and consumer benefits through the Regulated Asset Base (RAB) model.

Key facts

  • The government provided £14.2bn funding allocation to support project construction.
  • The government will take an initial 44.9% equity stake in Sizewell C.
  • National Wealth Fund is making its first investment in nuclear energy, providing the majority of the project’s debt finance.
  • The final capital cost for the project construction is estimated at around £38bn (2024 prices).
  • During construction, consumer payments through the RAB model will be limited to an average of £1 a month on a typical household bill.
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