We use some essential cookies to make this website work.
We’d like to set additional cookies to understand how you use GOV.UK, remember your settings and improve government services.
We also use cookies set by other sites to help us deliver content from their services.
You have accepted additional cookies. You can change your cookie settings at any time.
You have rejected additional cookies. You can change your cookie settings at any time.
Departments, agencies and public bodies
News stories, speeches, letters and notices
Detailed guidance, regulations and rules
Reports, analysis and official statistics
Consultations and strategy
Data, Freedom of Information releases and corporate reports
Tell the CMA about competition and consumer issues.
Guidance for businesses and their advisers on CMA's procedures for operating the merger control regime under the Enterprise Act 2002.
Why the CMA is investigating the potential Vodafone/Three merger and what it might mean for consumers.
Guidance for businesses making environmental claims in the UK
Poster to help independent retailers understand what they need to do to comply with consumer law.
This guidance is principally intended to help traders to comply with the Consumer Protection from Unfair Trading Regulations 2008 (CPRs).
Links to data provided by suppliers as part of the temporary road fuel price open data scheme.
Guidance to help businesses make sure their contract terms and notices are fair and clear to consumers.
Tell the CMA about issues with a business, a market, or to provide information about a new or existing case.
Advice to help higher education providers understand their responsibilities under consumer protection law when dealing with undergraduate students.
Guidelines for businesses and their advisors on the CMA’s substantive approach to assessing mergers.
How to make sure your business’ terms and conditions are fair, and avoid unfair contract terms
A basic guide for businesses on the Consumer Protection from Unfair Trading Regulations.
Guidance on how the CMA applies the Chapter I prohibition in the Competition Act 1998 to vertical agreements, and on the application of the VABEO to vertical agreements
Guidance for businesses and their advisers detailing the approach and procedures used by the CMA in the exercise of its investigation and enforcement powers under the Competition Act 1998.
The order implements the reforms set out in the Competition and Markets Authority’s (CMA) retail banking market investigation report.
Explains the main things businesses need to know to stay on the right side of competition law and to spot and report illegal activity.
Guidance on how the CMA applies the Chapter I prohibition in the Competition Act 1998 to horizontal agreements, and on the application of the Specialisation Agreements Block Exemption and the Research and Development Block E…
Guidance on merger remedies in Phase 1 and Phase 2 investigations.
Guidance on the application of the Chapter I provision of the Competition Act 1998 to environmental sustainability agreements between businesses operating at the same level of the supply chain.
Don’t include personal or financial information like your National Insurance number or credit card details.
To help us improve GOV.UK, we’d like to know more about your visit today. Please fill in this survey.