Extension 1. Notification of Commencement
Extension 2. Inspection at foundation excavation
Extension 3. Inspection at DPC level
Extension 4. Inspection at roof structure level
Extension 5. Inspection at 90%internally completed
Extension 6. Notification of Completion
Installer certificates required: Electrical, Unvented cylinder, Gas appliance
File Photo required: Damp proof membrane to ground floor slab