Does the work involve construction work?                                    CDM Excempt NO       YES Will the work last longer than 30 days? NO       YES CDM Applies 1 Will the work involve more than 500 person days? NO       YES CDM Applies 1 Will there be more than 4 persons at work at any one time? CDM Excempt 3 NO       YES CDM Applies 2   Notification to HSE as required by reg 7 - F10 by planning supervisor. Notification to HSE not required. Except where demolition work is involved - CDM always applies.