Transparency and disclosure - statement of CMA’s policy and approach: CMA6

This statement provides over-arching guidance which aims to set out the CMA’s policy and approach to transparency and disclosure at a high level. In brief, this Statement provides an overview of:

• the aims of the CMA in relation to transparency, information requests and handling of information

• the CMA’s approach to transparency when involved in cases and projects

• the CMA’s approach to gathering information from and disclosing information to parties

• the CMA’s approach when considering whether to disclose information to other UK public authorities

• the CMA’s approach when cooperating with overseas public authorities

Changes to the guidance

July 2026

In July 2026, the CMA updated this guidance to :

• consolidate and streamline the CMA’s general guidance on transparency and disclosure into a single document

• ensure accuracy, improve readability and reflect current CMA practice, including the CMA’s 4Ps approach (pace, predictability, proportionality and process)

For more information, go to our consultation page.

December 2024

In December 2024, the CMA updated this guidance to reflect developments in CMA practice, as well as legislative developments since 2014, and in particular the Digital Markets, Competition and Consumers Act 2024 (DMCCA24).