(A) Buildings nonconforming with respect to bulk. A building which is nonconforming as to bulk or setback, and which is designed and used for a use which is permitted in the district in which it is located, may be added to or enlarged subject to the following regulations:
(1) No nonconforming feature of the building may be added to or enlarged.
(2) The combination of the addition and the original building must comply with the minimum area and density regulations of the applicable zoning district.
(B) Conforming buildings with nonconforming uses. A building all or substantially all of which is designed or intended for a use permitted in the district in which it is located, and which is occupied by a nonconforming use, may be repaired, altered, or structurally changed provided said repairs, alterations, or structural changes conform to the regulations of the district in which said building or structure is located.
(Ord. 77-03, passed 1-19-77; Am. Ord. 86-03, passed 4-23-86) Penalty, see § 159.999