1407.11 DWELLING UNIT.
   “Dwelling unit” means a group of rooms arranged, maintained or designed to be occupied by a single family and shall consist of a complete bathroom with toilet, lavatory, and tub or shower facilities, one and only one complete kitchen with approved cooking, refrigeration and sink facilities which are used exclusively by such family and by any authorized persons occupying such dwelling unit with the family where the required facilities for a dwelling are not contiguous.