Guidance
Rules for the digital markets competition regime levy (SMS Levy)
Rules to govern the methodology for a levy on firms designated with Strategic Market Status (SMS) under section 110 of the Digital Markets, Competition and Consumers Act (2024).
Documents
Details
Section 110 of the Digital Markets, Competition and Consumers Act 2024 gives the CMA powers to charge a levy to firms designated with strategic market status (SMS) to recoup costs which the CMA incurs in exercising its digital markets functions. This document sets out rules to calculate the amount of the SMS levy that an SMS firm will be required to pay in respect of a chargeable year during the whole or part of which it is designated.
These rules went through consultation before being published.
Updates to this page
Published 25 September 2025