Competition and Markets Authority cases and projects

From:: Competition and Markets Authority

This case finder includes cases and projects from the Competition and Markets Authority (CMA), Office for the Internal Market (OIM) and Subsidy Advice Unit (SAU).

Referral of the proposed subsidy to Associated British Ports by the Department for Energy Security and Net Zero
- Case type: SAU referral
- Case state: Open
- Market sector: Building and construction
- Opened: 2 April 2026
Referral of the proposed Mayoral Revolving Growth Subsidy Scheme by the Ministry of Housing, Communities and Local Government
- Case type: SAU referral
- Case state: Open
- Market sector: Building and construction
- Opened: 24 March 2026
CRH / Gibson merger inquiry
- Case type: Mergers
- Case state: Closed
- Market sector: Building and construction
- Outcome type: Mergers - phase 1 clearance
- Opened: 9 December 2025
- Closed: 18 March 2026
Referral of the proposed subsidy to 2020 Developments (Luton) Limited by Homes England
- Case type: SAU referral
- Case state: Closed
- Market sector: Building and construction
- Opened: 15 January 2026
- Closed: 25 February 2026
Referral of the proposed London Social and Affordable Homes Programme 2026-36 by the Greater London Authority
- Case type: SAU referral
- Case state: Closed
- Market sector: Building and construction
- Opened: 18 December 2025
- Closed: 3 February 2026
Suspected anti-competitive conduct in relation to the supply of roofing and other construction services
- Case type: CA98 and civil cartels
- Case state: Open
- Market sector: Building and construction
- Opened: 11 December 2024
Strategic review of CMA markets remedies
- Case type: Reviews of orders and undertakings
- Case state: Open
- Market sector: Agriculture, environment and natural resources and 12 others
- Opened: 19 January 2026
Referral of the proposed Social and Affordable Homes Programme 2026 to 2036 by Homes England
- Case type: SAU referral
- Case state: Closed
- Market sector: Building and construction
- Opened: 7 November 2025
- Closed: 19 December 2025
Rundvirke / Calders & Grandidge merger inquiry
- Case type: Mergers
- Case state: Closed
- Market sector: Building and construction
- Outcome type: Mergers - phase 1 clearance
- Opened: 11 September 2025
- Closed: 11 December 2025
PHP / Assura merger inquiry
- Case type: Mergers
- Case state: Closed
- Market sector: Building and construction
- Outcome type: Mergers - phase 1 clearance
- Opened: 4 July 2025
- Closed: 13 November 2025
Referral of the proposed subsidy to TBG Open Door Homes Ltd by the London Borough of Barnet
- Case type: SAU referral
- Case state: Closed
- Market sector: Building and construction
- Opened: 25 September 2025
- Closed: 5 November 2025
Referral of the proposed Offshore Wind and Related Network Sectors Supply Chain Subsidy Scheme by Great British Energy
- Case type: SAU referral
- Case state: Closed
- Market sector: Building and construction
- Opened: 25 September 2025
- Closed: 5 November 2025
Investigation into suspected anti-competitive conduct by housebuilders
- Case type: CA98 and civil cartels
- Case state: Closed
- Market sector: Building and construction
- Outcome type: CA98 - commitments
- Opened: 26 February 2024
- Closed: 30 October 2025
Referral of the proposed Welsh Investment Zones subsidy scheme by Ministry of Housing, Communities and Local Government
- Case type: SAU referral
- Case state: Closed
- Market sector: Building and construction and 5 others
- Opened: 9 July 2025
- Closed: 18 August 2025
Referral of the proposed Scottish Investment Zones subsidy scheme by Ministry of Housing, Communities and Local Government
- Case type: SAU referral
- Case state: Closed
- Market sector: Building and construction and 5 others
- Opened: 8 July 2025
- Closed: 18 August 2025
Kingspan / Coverworld merger inquiry
- Case type: Mergers
- Case state: Closed
- Market sector: Building and construction
- Outcome type: Mergers - phase 1 clearance
- Opened: 25 June 2025
- Closed: 15 August 2025
Referral of the proposed subsidy to Besson Street LLP by Lewisham London Borough Council
- Case type: SAU referral
- Case state: Closed
- Market sector: Building and construction
- Opened: 30 May 2025
- Closed: 10 July 2025
Lindab / HAS-Vent merger inquiry
- Case type: Mergers
- Case state: Closed
- Market sector: Building and construction
- Outcome type: Mergers - phase 2 clearance with remedies
- Opened: 13 November 2023
- Closed: 3 July 2025
Barratt / Redrow merger inquiry
- Case type: Mergers
- Case state: Open
- Market sector: Building and construction
- Opened: 15 March 2024
Referral of the proposed subsidy to Ebbsfleet Garden City Trust by Ebbsfleet Development Corporation
- Case type: SAU referral
- Case state: Closed
- Market sector: Building and construction
- Opened: 14 February 2025
- Closed: 28 March 2025
Referral of the proposed subsidy to Vivid Housing Limited for Victory Quay, Portsmouth by Homes England
- Case type: SAU referral
- Case state: Closed
- Market sector: Building and construction
- Opened: 27 January 2025
- Closed: 7 March 2025
Referral of the proposed Affordable Housing Delivery Scheme by the Welsh Government
- Case type: SAU referral
- Case state: Closed
- Market sector: Building and construction
- Opened: 24 January 2025
- Closed: 6 March 2025
Referral of the proposed subsidy to Berkeley Homes (East Thames) Limited by Homes England
- Case type: SAU referral
- Case state: Closed
- Market sector: Building and construction
- Opened: 20 December 2024
- Closed: 5 February 2025
Suspected anti-competitive conduct in relation to the supply of chemicals for use in the construction industry
- Case type: CA98 and civil cartels
- Case state: Closed
- Market sector: Building and construction
- Opened: 17 October 2023
- Closed: 23 January 2025
Referral of the proposed subsidy to Mid and East Antrim Borough Council by Belfast City Council
- Case type: SAU referral
- Case state: Closed
- Market sector: Building and construction
- Opened: 6 December 2024
- Closed: 22 January 2025
Referral of the proposed subsidy to Liverpool Waters Finance Limited and Peel L&P Developments Limited for Liverpool Central Docks by Homes England
- Case type: SAU referral
- Case state: Closed
- Market sector: Building and construction
- Opened: 27 November 2024
Referral of the proposed subsidy to Jomast Developments Limited by Tees Valley Combined Authority in relation to the Hartlepool Waterfront Housing Scheme
- Case type: SAU referral
- Case state: Closed
- Market sector: Building and construction
- Opened: 6 November 2024
- Closed: 23 December 2024
Supply of construction services
- Case type: CA98 and civil cartels
- Case state: Open
- Market sector: Building and construction
- Opened: 19 March 2019
Referral of the proposed subsidy to Barking and Dagenham Reside Weavers LLP by the London Borough of Barking and Dagenham Council
- Case type: SAU referral
- Case state: Closed
- Market sector: Building and construction
- Opened: 18 October 2024
- Closed: 27 November 2024
Referral of the proposed subsidy to Barking and Dagenham Homes Limited by the London Borough of Barking and Dagenham Council
- Case type: SAU referral
- Case state: Closed
- Market sector: Building and construction
- Opened: 17 October 2024
- Closed: 27 November 2024
Acerinox / Haynes merger inquiry
- Case type: Mergers
- Case state: Closed
- Market sector: Building and construction
- Outcome type: Mergers - phase 1 clearance
- Opened: 5 September 2024
Referral of the proposed subsidy to Cromarty Firth Port Authority by the Department for Energy Security and Net Zero (DESNZ)
- Case type: SAU referral
- Case state: Closed
- Market sector: Building and construction
- Opened: 2 October 2024
- Closed: 12 November 2024
Housebuilding market study
- Case type: Markets
- Case state: Closed
- Market sector: Building and construction
- Opened: 28 February 2023
Referral of the proposed Greater Manchester Combined Authority (GMCA) Brownfield Housing scheme
- Case type: SAU referral
- Case state: Closed
- Market sector: Building and construction
- Opened: 19 July 2024
- Closed: 2 September 2024
Scanpole / C&G merger inquiry
- Case type: Mergers
- Case state: Closed
- Market sector: Building and construction
- Opened: 25 June 2024
- Closed: 14 August 2024
Referral of the proposed Social Housing Decarbonisation Fund Wave 3 by the Department for Energy Security and Net Zero
- Case type: SAU referral
- Case state: Closed
- Market sector: Building and construction
- Opened: 23 May 2024
- Closed: 4 July 2024
Referral of a proposed subsidy to Barking Riverside Limited by Homes England
- Case type: SAU referral
- Case state: Closed
- Market sector: Building and construction
- Opened: 8 May 2024
- Closed: 18 June 2024
Hanson / Mick George merger inquiry
- Case type: Mergers
- Case state: Closed
- Market sector: Building and construction
- Outcome type: Mergers - phase 1 clearance with undertakings in lieu
- Opened: 3 August 2023
- Closed: 28 May 2024
Referral of the proposed social sector medium and high-rise buildings fire safety Scheme by the Welsh Government
- Case type: SAU referral
- Case state: Closed
- Market sector: Building and construction
- Opened: 25 March 2024
Leasehold
- Case type: Consumer enforcement
- Case state: Open
- Market sector: Building and construction and 1 others
- Outcome type: Consumer enforcement - undertakings
- Opened: 11 June 2019
Referral of the proposed subsidy to Related Argent Property Limited Partnership by the London Borough of Barnet
- Case type: SAU referral
- Case state: Closed
- Market sector: Building and construction
- Opened: 19 January 2024
- Closed: 29 February 2024
Supply of construction services: director disqualification
- Case type: Competition disqualification
- Case state: Closed
- Market sector: Building and construction
- Opened: 9 November 2021
- Closed: 8 February 2024
Alumasc / ARP and Rainwater Online Holdings merger inquiry
- Case type: Mergers
- Case state: Closed
- Market sector: Building and construction
- Outcome type: Mergers - phase 1 clearance
- Opened: 26 October 2023
- Closed: 15 December 2023
Referral of proposed subsidy to Capital and Centric (505) Ltd by the South Yorkshire Mayoral Combined Authority
- Case type: SAU referral
- Case state: Closed
- Market sector: Building and construction
- Opened: 14 November 2023
- Closed: 21 December 2023
Rented housing sector consumer research project
- Case type: Consumer enforcement
- Case state: Closed
- Market sector: Building and construction
- Outcome type: Consumer enforcement - no formal action
- Opened: 28 February 2023
Referral of proposed subsidy to Shearer Property Group Limited and Hill Holdings Limited by Coventry City Council in relation to the redevelopment of the southern part of the city centre
- Case type: SAU referral
- Case state: Closed
- Market sector: Building and construction
- Opened: 22 June 2023
- Closed: 3 August 2023
Referral of Stoford Digbeth Ltd subsidy by Birmingham City Council
- Case type: SAU referral
- Case state: Closed
- Market sector: Building and construction
- Opened: 1 June 2023
Referral of Energy Bills Discount Scheme for Energy and Trade Intensive Industries by the Department for Energy Security and Net Zero
- Case type: SAU referral
- Case state: Closed
- Market sector: Agriculture, environment and natural resources and 6 others
- Opened: 28 February 2023
- Closed: 13 April 2023
Sika AG / MBCC Group merger inquiry
- Case type: Mergers
- Case state: Closed
- Market sector: Building and construction and 1 others
- Outcome type: Mergers - phase 2 clearance with remedies
- Opened: 19 April 2022
- Closed: 11 May 2023
Saint-Gobain / GCP Applied Technologies merger inquiry
- Case type: Mergers
- Case state: Closed
- Market sector: Building and construction
- Outcome type: Mergers - phase 1 clearance
- Opened: 26 May 2022
- Closed: 3 November 2022

182 cases

Case type

Case state

Market sector

Outcome

Opened

Closed

182 cases

Is this page useful?

Help us improve GOV.UK

Help us improve GOV.UK

Cookies on GOV.UK

Competition and Markets Authority cases and projects

Filter

182 cases

Case type

Case state

Market sector

Outcome

Opened

Closed

182 cases

Is this page useful?

Help us improve GOV.UK

Help us improve GOV.UK