Competition and Markets Authority - GOV.UK
governmentCredibility Rating
High quality. Established institution or organization with editorial oversight and accountability.
Rating inherited from publication venue: UK Government
The CMA is directly relevant to AI safety governance debates around market concentration in foundation models; their AI Foundation Models report (2023-2024) is frequently cited in policy discussions about competitive risks in the AI industry.
Metadata
Summary
The Competition and Markets Authority is the UK's primary competition and consumer protection regulator. It investigates mergers, markets, and anti-competitive practices, and has increasingly engaged with AI and digital markets regulation. The CMA plays a key role in scrutinizing the competitive dynamics of foundation model markets and AI ecosystem concentration.
Key Points
- •UK's lead authority for merger control, market investigations, and competition enforcement
- •Has published foundational reviews on AI foundation models and their competitive implications
- •Monitors digital markets and Big Tech dominance, including cloud and AI infrastructure
- •Coordinates with international regulators on cross-border competition concerns in AI
- •Relevant to AI governance through oversight of market concentration in AI supply chains
Cited by 1 page
| Page | Type | Quality |
|---|---|---|
| AI Knowledge Monopoly | Risk | 50.0 |
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# Competition and Markets Authority

- [Find a CMA case](https://www.gov.uk/cma-cases)
- [Report a problem to the CMA](https://www.gov.uk/guidance/tell-the-cma-about-a-competition-or-market-problem)
- [Find a CMA consultation](https://connect.cma.gov.uk/)
- [Find information and guidance about mergers](https://www.gov.uk/government/collections/cma-mergers-guidance)
- [Find guidance about consumer law](https://www.gov.uk/government/collections/cma-consumer-enforcement-guidance)
## Featured
Service
### [Private dental services market study](https://engage.cma.gov.uk/private-dentistry-study)
We’re looking at how the private dentistry market works, how well it works for consumers, and whether it could work better.

10 June 2025 — Guidance
### [Help for consumers](https://www.gov.uk/guidance/help-for-consumers)
Information on your rights, what to do if things go wrong, and how to tell the Competition and Markets Authority (CMA) about consumer problems.

10 June 2025 — Guidance
### [Guidance for businesses](https://www.gov.uk/guidance/guidance-for-businesses)
Information on growing your business, selling products or services, and engaging with the Competition and Markets Authority.

10 June 2025 — Guidance
### [Information for advisers](https://www.gov.uk/guidance/information-for-advisers)
Information and guidance for people who advise businesses on competition and consumer issues.

## Latest from the Competition and Markets Authority
- [CMA response to the Chan
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