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UK court refuses permission to appeal in BT 'overcharging' lawsuit

Published by Global Banking & Finance Review

Posted on August 1, 2025

1 min read

· Last updated: January 22, 2026

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UK court refuses permission to appeal in BT 'overcharging' lawsuit
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LONDON (Reuters) -A bid to revive a 1.3 billion-pound ($1.71 billion) lawsuit against BT alleging the British telecoms company had overcharged millions of customers for fixed telephone lines was on

UK Court Denies Appeal in BT's £1.3 Billion Overcharging Case

Overview of the BT Overcharging Lawsuit

LONDON (Reuters) -A bid to revive a 1.3 billion-pound ($1.71 billion) lawsuit against BT alleging the British telecoms company had overcharged millions of customers for fixed telephone lines was on Friday rejected by London's Court of Appeal.

Background of the Case

The Competition Appeal Tribunal (CAT) ruled in favour of BT in December on a case which accused the former telecoms monopoly of excessively increasing prices.

Court's Decision

Justin Le Patourel, who led the lawsuit on behalf of around 3.7 million BT customers, asked the Court of Appeal to grant permission to challenge that decision but his application was dismissed.

Implications for Customers

($1 = 0.7598 pounds)

(Reporting by Sam Tobin; Editing by Catarina Demony)

Key Takeaways

  • UK Court of Appeal denies BT overcharging lawsuit appeal.
  • £1.3 billion lawsuit against BT for overcharging customers.
  • Competition Appeal Tribunal previously ruled in favor of BT.
  • Justin Le Patourel led the lawsuit representing 3.7 million customers.
  • Court's decision impacts BT customers across the UK.

Frequently Asked Questions

What is the Competition Appeal Tribunal (CAT)?
The Competition Appeal Tribunal (CAT) is a specialized court in the UK that hears appeals related to competition law and regulatory decisions, including cases involving alleged anti-competitive practices.
What is a fixed telephone line?
A fixed telephone line is a traditional landline service that connects a telephone to the public switched telephone network (PSTN), allowing for voice communication.

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