The UK’s Competition and Markets Authority (CMA) has imposed a new conduct requirement on Google Search under the country’s digital markets competition regime. The measure is designed to give publishers greater control over how their content is used and to improve transparency for users.
Under the new requirement, publishers will be able to prevent their content from being used in Google’s AI-powered search features, including AI Overviews. The CMA said the measure is intended to strengthen publishers’ ability to negotiate content licensing and usage agreements with Google.
Google will also be required to provide clearer attribution for publisher content used in AI-generated search results through prominently visible links. Following consultation feedback, publishers will also be able to opt out of having their content used to fine-tune Google’s AI models.
The CMA said it will continue monitoring Google’s AI-related changes to search and may introduce additional measures if competition concerns persist. Google will have up to nine months to implement the requirements and must publish regular compliance reports as the rollout progresses in the UK.
Why does it matter?
The decision highlights growing regulatory scrutiny of how AI-powered search systems use third-party content. As search engines increasingly generate answers directly within search results, publishers have raised concerns about attribution, traffic losses and the use of their content for AI training.
The UK’s approach could influence broader debates about the relationship between AI platforms, publishers and competition policy, particularly as regulators seek to balance innovation with transparency and fair commercial practices.
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