Development permitted by Class F is subject to the following conditions—
(a)some or all of the parts of the building used for any purposes within Class A1 or Class A2, as the case may be, of the Schedule to the Use Classes Order shall be situated on a floor below the part of the building used as a single flat;
(b)where the development consists of a change of use of any building with a display window at ground floor level, the ground floor shall not be used in whole or in part as the single flat;
(c)the single flat shall not be used otherwise than as a dwelling (whether or not as a sole or main residence)—
(i)by a single person or by people living together as a family, or
(ii)by not more than six residents living together as a single household (including a household where care is provided for residents).