Competition and Markets Authority
gov.uk
Imported from official source
UK competition regulator; foundation-model market reviews.
Publications 101
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CMA: spending over £500, May 2026
Spending by electronic purchasing card solution (ePCS), over £500.
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Referral of the proposed Contracts for Difference for Renewables Allocation Round 8 scheme by DESNZ
The Subsidy Advice Unit (SAU) has published a report providing advice to the Department for Energy Security and Net Zero (DESNZ) concerning its proposed Contracts for Difference (CfD) Scheme Alloca...
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Referral of the proposed subsidy to EDF Energy Nuclear Generation Ltd by the Department for Energy Security and Net Zero
The Subsidy Advice Unit (SAU) has published a report providing advice to the Department for Energy Security and Net Zero (DESNZ) concerning its proposed subsidy to EDF Energy Nuclear Generation Ltd.
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Vets market investigation: draft substantive Order and Undertakings
The CMA invited views on the draft substantive Order and Undertakings.
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McCormick / Unilever merger inquiry
The Competition and Markets Authority (CMA) is investigating the anticipated acquisition by McCormick & Company, Inc. of the majority of the foods business of Unilever plc.
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E.ON / OVO merger inquiry
The Competition and Markets Authority (CMA) is investigating the anticipated acquisition by E.ON SE (through E.ON UK Limited) of OVO Energy Ltd.
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Early years education and childcare market study
The Competition and Markets Authority (CMA) has launched a market study into early years education and childcare services in England.
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How to engage with the CMA’s childcare market study
The Competition and Markets Authority (CMA) is undertaking a market study into early years education and childcare services in England.
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Referral of the proposed subsidy to UDX Development Company Limited by the Department for Culture Media and Sport
The Subsidy Advice Unit (SAU) has published a report providing advice to the Department for Culture Media and Sport (DCMS) concerning its proposed subsidy to UDX Development Company Limited (UDX).
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Vets market investigation: draft Funding Order and Undertakings
The CMA invited views on the draft funding Order and Undertakings.
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Proposed steering conduct requirement for Apple’s mobile platform
Consultation on a proposed steering conduct requirement (CR) and its provisional assessment of its effectiveness and proportionality.
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Proposed steering conduct requirement for Google’s mobile platform
Consultation on a proposed steering conduct requirement (CR) and its provisional assessment of its effectiveness and proportionality.
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CMA: senior officials' business expenses, Q3 2025 to 2026
Data on senior officials’ business expenses.
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Ryanair: consumer protection enforcement case
The Competition and Markets Authority (CMA) is investigating suspected infringements of consumer law in relation to Ryanair’s use of a potentially unfair mandatory fee, and the presentation of that...
Announcement -
Co-operative Group / Southern Co-operative merger inquiry
The Competition and Markets Authority (CMA) is investigating the completed acquisition by Co-operative Group Limited of The Southern Co-operative Limited.
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Healthcare Ireland / Hutchinson Homes merger inquiry
The Competition and Markets Authority (CMA) is investigating the completed acquisition by Y3 Holdings Limited (Healthcare Ireland) of Hutchinson Homes Limited.
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Draft revised guidance on our approach to assessing merger efficiencies
The CMA consulted on draft revised guidance on our approach to assessing rivalry-enhancing efficiencies in mergers.
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Danone / Huel merger inquiry
The Competition and Markets Authority (CMA) investigated and cleared the anticipated acquisition by Danone Holdings (UK) of Huel Limited.
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The Brink’s Company / NCR Atleos Corporation merger inquiry
The Competition and Markets Authority (CMA) is investigating the anticipated acquisition by The Brink’s Company of NCR Atleos Corporation.
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Macquarie Asset Management / Energy Assets Group merger inquiry
The Competition and Markets Authority (CMA) is investigating the anticipated acquisition by Macquarie Asset Management of Energy Assets Group.
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nexfibre / Substantial merger inquiry
The Competition and Markets Authority (CMA) is investigating the anticipated acquisition by Liberty Global, Telefónica and InfraVia, through their joint venture nexfibre, of Substantial (including ...
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Seras / Enva (dedicated waste wood business) merger inquiry
The Competition and Markets Authority (CMA) investigated the anticipated acquisition by Seras Energy Ltd of G.I. Hadfield & Son Limited (the dedicated waste wood business of Enva Group).
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Paramount / Warner Bros. Discovery merger inquiry
The Competition and Markets Authority (CMA) investigated the anticipated acquisition by Paramount Skydance Corporation of Warner Bros. Discovery, Inc.
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What veterinary businesses and vets need to do following the CMA’s final vets report
What veterinary businesses and veterinary professionals need to know now that the Competition and Markets Authority (CMA) has published the final report of its vet services market investigation.
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Potential designation of Aldi and Lidl under the Groceries Market Investigation (Controlled Land) Order 2010
The Competition and Markets Authority (CMA) is assessing whether Aldi and/or Lidl meet the criteria to be designated as a Large Grocery Retailer under the Groceries Market Investigation (Controlled...
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Energy licence modification appeals 2026
The Competition and Markets Authority (CMA) is considering appeals by 5 energy companies against modifications made on 3 February 2026 to gas distribution licences, following Ofgem’s RIIO-3 price c...
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Suspected anti-competitive conduct in relation to hotel accommodation services
The Competition and Markets Authority (CMA) is investigating the suspected sharing of competitively sensitive information among competing hotel providers, via a hotel data services provider, which ...
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The CMA's programme of work across mobile platforms
What the Competition and Markets Authority (CMA) has done, and will do, to promote innovation, investment and growth in UK mobile platforms.
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Google’s general search services: proposed conduct requirements
The Competition and Markets Authority (CMA) is inviting comments on proposals for conduct requirements (CRs): rules applying to Google’s general search services.
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Welltower / multiple care homes merger inquiries
The Competition and Markets Authority (CMA) investigated 4 completed acquisitions by Welltower Inc. (Welltower) of care homes managed by Barchester Healthcare, HC-One, Aria Care (including Asprey) ...
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Strategic review of CMA markets remedies
The Competition and Markets Authority (CMA) is reviewing 33 markets remedies to assess whether they should be amended, removed or retained.
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Strategic review of CMA markets remedies
The Competition and Markets Authority (CMA) is seeking views on whether 33 markets remedies remain appropriate, and if not, if they should be amended or removed.
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Vandemoortele / Délifrance merger inquiry
The Competition and Markets Authority (CMA) is investigating the completed acquisition by Vandemoortele Group of Délifrance S.A.
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Aramark / Entier merger inquiry
The Competition and Markets Authority (CMA) is investigating the completed acquisition by Aramark Limited of Entier Limited.
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Google’s mobile platform
The Competition and Markets Authority (CMA) has designated Google as having strategic market status (SMS) in the provision of its mobile platform.
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Apple’s mobile platform
The Competition and Markets Authority (CMA) has designated Apple as having strategic market status (SMS) in the provision of its mobile platform.
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Google's general search and search advertising services
The Competition and Markets Authority (CMA) has designated Google as having strategic market status (SMS) in respect of its provision of general search and search advertising services.
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Suspected anti-competitive conduct in relation to the supply of roofing and other construction services
The Competition and Markets Authority (CMA) is investigating suspected anti-competitive arrangements in the supply of roofing and other construction services which may infringe Chapter I of the Com...
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Schlumberger / ChampionX merger inquiry
The Competition and Markets Authority (CMA) investigated the anticipated acquisition by Schlumberger Limited of ChampionX Corporation.
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GXO / Wincanton merger inquiry
The Competition and Markets Authority (CMA) investigated the completed acquisition by GXO Logistics, Inc. of Wincanton Plc.
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Vodafone / CK Hutchison JV merger inquiry
The Competition and Markets Authority (CMA) investigated the anticipated joint venture between Vodafone Group Plc and CK Hutchison Holdings Limited concerning Vodafone Limited and Hutchison 3G UK L...
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Veterinary services for household pets
The Competition and Markets Authority (CMA) conducted a market investigation into veterinary services for household pets.
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CMA panel member biographies and disclosures of interest
Decisions on the Competition and Markets Authority's phase 2 markets and mergers work are taken by independent groups of panel members.
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Guidance: Competition Act 1998 cases in the sectors regulated by UKCN members
Details of all cases regulated by members of the UK Competition Network (UKCN).
Enforcement -
Merger investigation outcomes
Outcomes of merger investigations carried out by the CMA under the Enterprise Act 2002.
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Procedural complaints: raising procedural issues in CMA cases
Role, scope, process and how to apply for a review of a procedural decision.
Announcement -
Mergers orders and undertakings register
Register of orders and undertakings that are currently in force, have lapsed and have been released.
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CMA board: register of interests
The register of interests of the members of the Competition and Markets Authority board.