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Warnings from the UK Competition and Markets Authority about business practices

CMA guidance notes.
Photo: CMA

What you need to know about warning and advisory letters.

In October 2024, the UK Competition and Markets Authority (CMA) published a ‘heat map‘ showing the geographic spread of warnings sent to businesses in the form of warning and advisory letters.

Key points your business needs to know

What are these letters and why does the CMA send them?

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