Competition

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Mastercard has lost its latest appeal against the Competition Appeals Tribunal (CAT) decision to certify an ‘opt-out’ class action.

Mastercard has been refused permission to appeal the Competition Appeal Tribunal (CAT) judgment greenlighting the claim in the mammoth class action launched by former Financial Ombudsman Walter Merricks.

They’re massive, big money, headline-grabbing and share-price rocking—and possibly coming to a court near you! At least, that’s if the Competition Appeal Tribunal (CAT) continues on its current path of greenlighting opt-out collective proceedings.

The Competition Appeal Tribunal’s desire to breathe life into the collective proceedings regime is clear from its CPO approval rate & reluctance to strike out or summarily dismiss claims: Cameron Laing assesses the impact of its approach thus far

The £1bn UK class action against banks for Forex rigging (FX Claim) cannot proceed on an opt-out basis, the Competition Appeal Tribunal (CAT) has ruled by a 2-1 majority

A second opt-out Collective Proceedings Order (CPO) has been made, this time in the £469m Justin Le Patourel v BT claim in the Competition Appeal Tribunal (CAT)

The Competition and Markets Authority (CMA) has launched a consultation on proposed amendments to its guidance on penalty setting in Competition Act 1998 cases

Stephen O’Dowd looks at competing claims & whether parties can afford to let the courts roll the dice

Mastercard v Merricks—Henry Warwick QC & Jack Castle report on an important year for collective proceedings & representative actions

Restoring competition in the digital market is essential for enhancing consumers’ confidence in e-commerce, says Dr Jing Wang

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MOVERS & SHAKERS

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Charles Russell Speechlys—James Paterson

Charles Russell Speechlys further bolsters Private Equity expertise with the appointment of James Paterson

Ellisons—Samuel Flower

Ellisons strengthens Rural Affairs team with senior appointment

Sidley—Carl Hotton

Sidley adds insurance mergers and acquisitions partner to London office

NEWS

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Costs judge within limits but litigants warned

A deputy costs judge correctly exercised his discretion to allow late service rather than strike out the point of dispute, the Court of Appeal has held

Prince Harry's claim falls short

Prince Harry, Baroness Doreen Lawrence and five others have lost their case against the publisher of the Daily Mail, Mail on Sunday and MailOnline, in Various Claimants v Associated Newspapers [2026] EWHC 1637 (KB)

Making the case for open justice data

Public confidence in the justice system is being undermined by a lack of accessible, useable data, magistrates have warned

First immigration sentencing guidelines set out

The Sentencing Council has launched draft guidelines for facilitation and endangering another person during a sea crossing to the UK

Legal advice on workplace non-disclosure agreements

Government proposals to make independent written legal advice a prerequisite for workplace non-disclosure agreements (NDAs) may prove unworkable, according to a senior employment lawyer

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Competition

MOVERS & SHAKERS

Charles Russell Speechlys—James Paterson

Ellisons—Samuel Flower

Sidley—Carl Hotton