Certain projects which will last more than 30 days or which will involve more than 500 person days, become notifiable under the regulations.  Notifiable projects give additional duties to clients and create two further duty holders:  CDM Co-ordinators and Principal Contractors.

 
The duties on clients and CDM Co-ordinators are summarised as follows:

CLIENTS

All construction projects

·         Check competence and resources of all appointees.

·         Ensure there are suitable management arrangements for the project including welfare facilities.

·         Allow sufficient time and resources for all stages.

·         Provide Pre-Construction Information to designers and contractors.

·         Appoint a CDM Co-ordinator.

·         Appoint a Principal Contractor.

·         Ensure that the construction phase does not start unless there are suitable welfare facilities in place.

·         Ensure that the construction phase does not start unless there is a suitable construction phase plan in place.

·         Provide information relating to the Health and Safety file to the CDM Co-ordinator.

·         Retain and provide access to the Health and Safety file.

·         Advise and assist the client with the above duties.

·         Notify the Health and Safety Executive.

·         Co-ordinate health and safety aspects of design work and co-operate with others involved in the project.

·         Facilitate good communication between the client, designers and contractors.

·         Liaise with the Principal Contractor regarding ongoing design.

·         Identify, collect and pass on Pre-Construction Information.

·         Prepare/update the Health and Safety file.