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How the Competition and Markets Authority (CMA) operates the mergers control regime under the Enterprise Act 2002.
The Competition and Markets Authority’s (CMA) approach to assessing mergers.
Introduction This publication explains the substantive approach of the…
How designated retailers are expected to fairly manage their relationships with suppliers.
1. Interpretation (1) In this Code: Buying Team means those employees of a…
The Competition and Markets Authority's (CMA) approach to remedies in phase 1 and phase 2 merger investigations.
Guidance on the principles and process of applying for leniency and no-action in cartel cases.
The Competition and Markets Authority’s (CMA) processes for investigating market reviews, market studies and market investigations.
A guide to staying on the right side of competition law when recruiting workers, and setting pay and other working conditions.
How to report a potential breach of competition or consumer law to the Competition and Markets Authority (CMA), and what to expect from us.
The Competition and Markets Authority’s (CMA) policy and approach to transparency and information disclosure.
How the CMA will operate its powers under the Competition Act and Modernisation Regulation in assessing conduct of dominant undertakings.
Sets out the basis on which the CMA calculates financial penalties for CA98 infringements.
This treaty was presented to Parliament in April 2026.
Guidance for businesses, brands and their agencies on how to ensure that online reviews and social media endorsements are honest and transparent.
The orders provide measures on benefits, incentive schemes and better information for patients.
Outlines the CMA’s approach to imposing administrative penalties for failure to comply with requirements imposed under its investigatory and remedies powers.
This order bans price discrimination, controls pre-registration and prevents restrictions on price advertising.
Provides a conceptual framework within which evidence on market definition can be organised, and discusses practical issues that may arise.
Sets out some of the circumstances in which the CMA considers that agreements will or may be regarded as anti-competitive.
These undertakings ban Coca-Cola and Britvic from enforcing cabinet and outlet exclusivity, when selling to their customers.
This interpretive guidance primarily addresses questions about De-listing practice by retailers regulated by the Groceries Supply Code of Practice (the Code).
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