Part P applies to all electrical installations in, or in the vicinity of, buildings or parts of buildings comprising the following:
· houses and flats;
· dwellings and business premises share a common metered supply of electricity;
· buildings located on land associated with domestic buildings;
· any fixed lighting or pond pumps located within gardens;
· shops and public houses that have a flat located above them with a common meter;
· common access areas in blocks of flats;
· shared amenities within blocks of flats, for example laundries and gymnasiums.