Corporate report
Warning and advisory letter maps
Maps showing where in the UK the CMA has sent warning and advisory letters about competition law issues.
Documents
Details
Information on where the CMA has sent warning and advisory letters to businesses across the UK between 2018 and 2024.
The sending of warning and advisory letters forms one part of the CMA鈥檚 activities to enforce competition law across the UK.
Updates to this page
Published 2 October 2024
Last updated 13 May 2025
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Updated details of where the CMA has sent warning and advisory letters.
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First published.