Guidance and regulation

The CMA has provided a short guide for employers on how to avoid anti-competitive behaviour.

• From: Competition and Markets Authority
• Updated: 9 February 2023

Information on how to confess a cartel, the CMA’s leniency programme and what to expect if the cartel activity was in Scotland.

• From: Competition and Markets Authority
• Updated: 31 March 2014

Renting a car doesn’t always go smoothly. Things can go wrong before, during or after the rental, make sure you protect yourself by reading our advice.

• From: Competition and Markets Authority
• Updated: 23 March 2016

Explains the main things businesses need to know to stay on the right side of competition law and to spot and report illegal activity.

• From: Competition and Markets Authority
• Updated: 18 November 2015

These orders, and the tank transfer price calculator, are intended to make it easier for customers to switch LP gas suppliers.

• From: Competition and Markets Authority
• Updated: 13 April 2023

This statement is made under section 3 of the National Security and Investment Act 2021.

• From: Cabinet Office
• Updated: 2 November 2021

Summary of the Green Agreements Guidance to help businesses understand how competition law applies to environmental sustainability agreements.

• From: Competition and Markets Authority
• Updated: 12 October 2023

Outlines the fees payable for mergers which are investigated by the CMA, and how to pay them.

• From: Competition and Markets Authority
• Updated: 20 July 2023

The orders provide measures on benefits, incentive schemes and better information for patients.

• From: Competition and Markets Authority
• Updated: 1 October 2014

The topics in the Market Guidance are based on analysis of the notifications received under the NSI Act and feedback from stakeholders on their experience of the system.

• From: Cabinet Office
• Updated: 27 April 2023

Information on procedures, potential consequences of non-notification, new and adopted CMA guidance and who to contact.

• From: Competition and Markets Authority
• Updated: 15 April 2015

Explains how the CMA will assess whether undertakings possess market power when investigating cases.

• From: Competition and Markets Authority
• Updated: 1 December 2004

A 60-second summary on how to spot pyramid selling, avoid the risks of participating in it and report it.

• From: Competition and Markets Authority
• Updated: 13 October 2014

How the CMA applies exceptions to the duty to refer in operating the merger control regime.

• From: Competition and Markets Authority
• Updated: 25 April 2024

Guidance on merger remedies in Phase 1 and Phase 2 investigations.

• From: Competition and Markets Authority
• Updated: 13 December 2018

Guidance on how to report whistleblowing to the Competition and Markets Authority

• From: Competition and Markets Authority
• Updated: 23 November 2023

Summary of consumer rights for undergraduate students who are choosing or taking higher education courses.

• From: Competition and Markets Authority
• Updated: 12 March 2015

Information about what to do if you receive a warning or advisory letter from the CMA.

• From: Competition and Markets Authority
• Updated: 14 January 2016

A short summary of what retailers need to know about resale price maintenance (RPM) agreements and how to comply with competition law.

• From: Competition and Markets Authority
• Updated: 29 June 2020

A 60-second summary on how consumer protection law applies to higher education providers and how to comply with it.

• From: Competition and Markets Authority
• Updated: 12 March 2015