The 'part p' requirement is that all work carried out in ‘Dwellings’, whether it be a new installation, additions or alterations, must be carried out by a competent person, A competent person in this case is a person who is registered with one of the scheme providers that has been approved by the Office of the Deputy Prime Minister (OPDM) to administer such schemes.

If you are not registered as ‘Part P Approved’ you must notify your local building control officer, who will inspect your work, or appoint an agent to inspect your work.