EDF, Centrica near draft deal with UK for Sizewell B nuclear plant extension, Bloomberg News reports - Finance news and analysis from Global Banking & Finance Review
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EDF, Centrica near draft deal with UK for Sizewell B nuclear plant extension, Bloomberg News reports

Published by Global Banking & Finance Review

Posted on June 10, 2026

2 min read

· Last updated: June 10, 2026

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EDF and Centrica Finalize Draft Deal to Extend Sizewell B Nuclear Plant by 20 Years

Key Details of the Sizewell B Nuclear Plant Extension Deal

Overview of the Draft Agreement

June 10 (Reuters) - EDF and Centrica are poised to agree on a draft deal with the UK government to extend the life of the Sizewell B nuclear power station by 20 years, Bloomberg News reported on Wednesday, citing people familiar with the matter.

Deal Structure and Financial Terms

Heads of Terms Agreement

• The companies are on the verge of agreeing to a heads of terms agreement with UK's Department for Energy Security and Net Zero, and will announce the deal within weeks, the report said.

Payment and Investment Details

• Under the terms being discussed, Sizewell B would be paid around 70 pounds ($93.69) per megawatt-hour generated, according to Bloomberg News.

• EDF Energy had said in April it was in talks with the UK government for a deal that would unlock 800 million pounds ($1.07 billion) of investment in the plant.

Stakeholders and Plant Information

Centrica's Involvement

• Centrica has a 20% interest in Britain's existing nuclear fleet through its stake in EDF Energy's UK nuclear generation business, which includes the Sizewell B nuclear power station.

Sizewell B Plant Specifications

• The Sizewell B nuclear plant on the North Sea coast in Suffolk supplies nearly 1.2 gigawatts of electricity to the grid and is the only pressurised-water reactor in the UK.

Additional Context and Responses

Awaiting Official Comments

• EDF, Centrica, and the UK government's energy department did not immediately respond to Reuters requests for comment.

Exchange Rate Information

($1 = 0.7472 pounds)

Reporting Credits

(Reporting by Unnamalai L in Bengaluru; Editing by Devika Syamnath)

Key Takeaways

  • EDF and Centrica nearing heads‑of‑terms with UK government for Sizewell B life extension to 2055, at ~£70/MWh (Bloomberg/Reuters)
  • £800 million of investment likely to be unlocked, securing ~600 regional jobs and lasting upgrades to the plant’s infrastructure
  • Sizewell B is the UK’s only pressurised‑water reactor (c. 1.2 GW capacity), vital interim baseload as new nuclear (Sizewell C, Hinkley C) comes online

Frequently Asked Questions

What is the significance of the Sizewell B nuclear plant extension?
Extending Sizewell B's life by 20 years will secure energy supply and unlock £800 million in investment for the UK's only pressurised-water reactor.
Who are the main parties involved in the Sizewell B extension deal?
The main parties are EDF, Centrica, and the UK government's Department for Energy Security and Net Zero.
How much will Sizewell B be paid per megawatt-hour under the new agreement?
According to reports, Sizewell B will receive around £70 ($93.69) per megawatt-hour generated.
What is Centrica’s role in the UK's nuclear fleet?
Centrica has a 20% interest in Britain's existing nuclear fleet via its stake in EDF Energy's UK nuclear generation business.
How much electricity does the Sizewell B plant generate?
The Sizewell B plant supplies nearly 1.2 gigawatts of electricity to the UK grid.

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