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England and Wales Case Law

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Competition law [2025] EWHC 1451 (Ch)

Cabo Concepts Ltd v MGA Entertainment (UK) Ltd

Cabo Concepts Ltd v MGA Entertainment (UK) Ltd [2025] EWHC 1451 (Ch) (16 June 2025)

High Court judgment on claims over the Worldeez launch, including alleged dominance abuse, unlawful agreements, patent threats, causation, and damages.

  • Abuse of dominant position
  • Unlawful agreements
  • Patent infringement threats
  • Market definition
  • Causation and quantum
  • Declaratory relief
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Competition law

Justin Le Patourel v BT Group PLC & Anor (II)

The Court of Appeal refused permission to appeal, holding that the CAT did not err in law in its approach to expert evidence, allocation of common costs, or evaluation of economic value and justification for pricing. The applicant’s grounds were factual or evaluative disputes within the CAT’s discretion and did not amount to errors of law or irrationality.

  • Abuse of dominance
  • Excessive pricing
  • Collective actions
  • Cost-plus test
  • Economic value
  • Market definition
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Competition law [2024] EWCA Civ 1023

Allergan PLC & Ors v Competition and Markets Authority

Allergan PLC & Ors v Competition and Markets Authority [2024] EWCA Civ 1023 (06 September 2024)

The Court of Appeal held that the CMA’s Chapter I case was properly put to witnesses, overturned the Tribunal’s dishonesty findings, and reinstated the infringement findings.

  • Chapter i prohibition
  • Market definition
  • Anti-competitive agreements
  • Due process in competition appeals
  • Strict liability
  • Sham agreements
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Competition law

Allergan PLC & Ors v The Competition and Markets Authority

The CMA's case was properly put to the witnesses and did not require allegations of dishonesty. The Tribunal erred in its procedural approach by issuing provisional findings and requiring further hearings. The Tribunal's findings as to anti-competitive agreements and market definition were supported by the evidence. The companies' appeals from the CMA's Decision are dismissed and the CMA's Decision is reinstated, excluding findings of dishonesty.

  • Chapter i prohibition
  • Anti-competitive agreements
  • Market definition
  • Due process
  • Cross-examination
  • Dishonesty in competition law
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Competition law [2024] EWCA Civ 352

Cerelia Group Holdings SAS & Anor v Competition and Markets Authority

Cerelia Group Holdings SAS & Anor v Competition and Markets Authority [2024] EWCA Civ 352 (11 April 2024)

The Court of Appeal upheld the CMA’s divestiture remedy in the Cérélia/Jus-Rol merger, rejecting challenges to the SLC findings, extension of time, and consultation.

  • Merger control
  • Substantial lessening of competition
  • Judicial review
  • Market definition
  • Remedies in competition cases
  • Competition-law
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Competition law [2021] EWHC 2879 (Ch)

Phones 4U Ltd v EE Ltd & Ors (Expert Evidence)

Phones 4U Ltd v EE Ltd & Ors (Expert Evidence) [2021] EWHC 2879 (Ch) (28 October 2021)

The High Court partly allowed Phones 4U’s application to call expert economic evidence, but confined it to specific competition and market issues.

  • Admissibility of expert evidence
  • Private enforcement of competition law
  • Market definition
  • Economic analysis in competition cases
  • Case management under cpr 35
  • Admissibility-of-expert-evidence
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Competition law [2020] EWCA Civ 339

The Competition And Markets Authority v Flynn Pharma Ltd & Anor (Rev 3)

The Competition And Markets Authority v Flynn Pharma Ltd & Anor (Rev 3) [2020] EWCA Civ 339 (10 March 2020)

Court of Appeal decision on excessive and unfair pricing under Article 102 and the Competition Act 1998, considering how authorities assess evidence and comparators.

  • Abuse of dominant position
  • Excessive pricing
  • Unfair pricing
  • Article 102 tfeu
  • Chapter ii prohibition
  • Market definition
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Competition law

Network Rail Infrastructure Ltd v Achilles Information Ltd

The Court of Appeal upheld findings that Network Rail’s RISQS-only rule restricted competition and was an abuse of dominance, dismissing the appeal.

  • Abuse of dominant position
  • Anti-competitive agreements
  • Market definition
  • Objective justification
  • Exemption under competition act
  • Supplier assurance schemes
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Competition law [2019] EWCA Civ 1096

The Secretary of State for Health & Anor v Servier Laboratories Ltd & Ors

The Secretary of State for Health & Anor v Servier Laboratories Ltd & Ors [2019] EWCA Civ 1096 (27 June 2019)

The Court of Appeal held that only the General Court’s narrow market-definition finding was binding; other factual findings were not res judicata for the mitigation trial.

  • Res judicata
  • Abuse of dominance
  • Mitigation of loss
  • Market definition
  • Binding effect of eu judgments
  • Res-judicata
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England and Wales decisions are organised by court, judge, legal area and indexed issue so a practitioner can move from a proposition to a citable authority with the surrounding context intact.