EDF, Centrica Close to Draft Deal with UK to Extend Sizewell B — Bloomberg

Reuters | June 10, 2026 at 06:05 PM UTC
Bullish 79% Confidence Unanimous Agreement
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Key Points

  • The proposed payment rate is approximately 70 pounds ($93.69) per megawatt-hour generated from the extended operations
  • EDF Energy stated the deal would unlock 800 million pounds ($1.07 billion) of investment in the plant
  • Centrica holds a 20% stake in EDF Energy's UK nuclear generation business, which includes Sizewell B

AI Summary

Summary: EDF, Centrica Near Deal to Extend Sizewell B Nuclear Plant Operations

French energy giant EDF and British utility Centrica are close to finalizing a draft agreement with the UK government to extend the operational life of the Sizewell B nuclear power station by 20 years, according to Bloomberg News sources.

Key Details:

Financial Terms:

  • The plant would receive approximately £70 ($93.69) per megawatt-hour generated under the proposed terms
  • The deal would unlock £800 million ($1.07 billion) in investment for the facility

Stakeholders:

  • EDF operates the facility with Centrica holding a 20% interest in EDF Energy's UK nuclear generation business
  • Negotiations involve the UK Department for Energy Security and Net Zero
  • A heads of terms agreement is expected to be announced within weeks

Strategic Significance:

  • Sizewell B supplies nearly 1.2 gigawatts of electricity to the UK grid
  • It is the only pressurized-water reactor operating in the United Kingdom
  • Located on the North Sea coast in Suffolk

Market Implications:

This agreement represents a significant commitment to nuclear energy as part of the UK's energy security and net-zero carbon strategy. The 20-year extension and substantial investment demonstrate the government's reliance on nuclear baseload power amid energy transition challenges. For EDF and Centrica, the deal provides long-term revenue certainty through the guaranteed price per megawatt-hour, while supporting grid stability in Britain's evolving energy landscape.

The companies and government department have not yet provided official comments on the reported negotiations.

Model Analysis Breakdown

Model Sentiment Confidence
GPT-5-mini Bullish 80%
Claude 4.5 Haiku Bullish 72%
Gemini 2.5 Flash Bullish 85%
Consensus Bullish 79%