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Tesla's energy business wins approval to supply electricity in UK

Published by Global Banking & Finance Review

Posted on March 12, 2026

2 min read

· Last updated: April 1, 2026

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LONDON, March 12 (Reuters) - Britain's energy regulator Ofgem said on Thursday it had approved an electricity supply licence for Tesla Energy Ventures Limited, a subsidiary of Tesla, allowing the

Tesla set to start supplying UK homes with electricity

Tesla's Entry into the UK Electricity Market

LONDON, March 12 (Reuters) - Elon Musk's Tesla can soon start supplying British homes with electricity after it was granted a licence on Thursday, bringing a new competitor into the market at a time of heightened worries over rising bills.

Regulatory Approval and Market Expansion

The country's energy regulator Ofgem said Tesla Energy Ventures, a unit of Tesla, had now been approved as an electricity supplier after a process which began last July.

Positioning Against Established Suppliers

The new licence positions Tesla, the Texas-based company owned by billionaire Musk, for expansion in Britain, where it will look to use its solar energy and battery storage business to directly compete with existing household suppliers such as Octopus Energy, British Gas and EDF.

Existing Operations and Technology Integration

Tesla Motors Limited, another subsidiary, already has an electricity generation licence in Britain. Some owners of Tesla electric cars use a Powerwall home battery which uses solar energy to charge their vehicles, and excess supply can be sold back into the grid.

Market Context and Consumer Impact

Energy prices have surged since the war in Iran, leaving British consumers worried over their bills.

Government Response and Consumer Protection

Most British households are protected until July from the immediate impact of higher gas prices on heating and electricity costs, due to regulated tariffs, but the government will come under pressure to provide support if the conflict lasts beyond that period.

Tesla Vehicle Sales and Market Challenges

Sales of Tesla vehicles in Britain have been in decline in recent years - they fell 8.9% year-on-year in 2025 - amid competition from cheaper Chinese brands and a consumer backlash against Musk's political outlook.

(Reporting by Sam Tabahriti and Sarah Young; Editing by Kate Holton)

Key Takeaways

  • Ofgem approved Tesla Energy Ventures’ electricity supply licence as of March 11, 2026, allowing Tesla to act as a retail supplier across Great Britain, separate from its existing generation licence (theguardian.com).
  • Tesla first applied for this licence in late July 2025 and underwent a months‑long assessment; the licence allows operations across England, Scotland and Wales (ofgem.gov.uk).
  • This move builds on Tesla’s UK energy presence—including its 2020 generation licence, Powerwall installations, and experience in retail supply in Texas—and positions it to compete with major UK suppliers like Octopus Energy (theguardian.com).

References

Frequently Asked Questions

Who approved Tesla's electricity supply licence in the UK?
Britain's energy regulator Ofgem approved the electricity supply licence for Tesla Energy Ventures Limited.
What does the new licence allow Tesla to do in the UK?
The licence allows Tesla Energy Ventures to supply electricity to households and businesses across Britain.
Is the approved licence related to electricity generation?
No, the licence is for electricity supply only and is separate from Tesla Motors Limited's generation licence.
When did the Ofgem authorisation for Tesla take effect?
The authorisation took effect on Wednesday following a months-long assessment process.
Is Tesla Energy Ventures the same as Tesla Motors Limited?
No, Tesla Energy Ventures Limited is a subsidiary focused on energy supply, while Tesla Motors Limited holds a separate generation licence.

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