In any district, any portion of a building used as a residence shall be provided with a rear yard. When the portion of a building used as a residence is above the ground floor, a rear yard shall be provided above the stories used for nonresidence purposes open and unobstructed for the full width of the lot and of a depth equal to that required for other yards, the height thereof being figured from the floor level of the residence part.
(Ord. 42-55. Passed 2-21-55.)