The Construction (Design and Management) Regulations 2015 (CDM 2015) came into force on 6 April 2015, replacing CDM 2007. This publication provides guidance on the legal requirements for CDM 2015 and is available to help anyone with duties under the Regulations.
- Part 1 deals with the application of CDM 2015 and definitions
- Part 2 covers the duties of clients for all construction projects. These duties apply in full for commercial clients. However, the duties for domestic clients normally pass to other dutyholders
- Part 3 covers the health and safety duties and roles of other dutyholders, including:
- Part 4 contains general requirements for all construction sites
- Part 5 contains transitional arrangements and revocations
CDM 2015 is divided into five parts:
HSE has published Legal Series guidance that supports CDM 2015 and explains it in more detail.
Other resources on CDM on the FST website include:

Additional resources from HSE include: