A way of satisfying the above objective, is to provide switches and socket-outlets for lighting and other accessories in habitable rooms at appropriate heights between 450 mm and 1200 mm from finished floor level (see Fig 1). BS 7671 requires that a socket-outlet on a wall or similar structure is mounted at a sufficient height above the floor or any working surface to minimize the risk of mechanical damage to the socket-outlet or to an associated plug and flexible cord during insertion, use or withdrawal of the plug. Light switches should generally be 1,05 meters above the floor. This ensures that they are easily accessible for most people without having to bend or stretch. Horizontally laid cables. While the National Electrical Code (NEC) doesn't specify a mandatory standard outlet height for most general-use receptacles, established industry best practices and accessibility laws provide clear guidance. ” Part M of the Building Regulations (section 8) does not actually. In terms of what actual heights and positions sockets and switches can be placed in, they are as follows: As stated, these regulations have been put in place to ensure that those with some limited means can easily access any sockets or switches within a new build property.