Any existing non-agricultural building or structure devoted to a use not permitted in the district in which the building or premises is located, may be enlarged, extended or structurally altered; provided, however, any building containing a residential non-conforming use may be altered in any way to improve livability, but no structural alterations shall be made which would increase the number of dwelling units therein; and, provided further that, any building or structure shall not be extended beyond the contiguous lot area owned by the owner of the building of structure containing the non-conforming use on the effective date of this chapter or subsequent amendment thereto; and, provided further, the building or structure containing the non-conforming use shall meet the setback and yard requirements of the district wherein situated and the off-street parking requirements of a similar conforming use. Any existing building or structure devoted to a use permitted in the district in which the building or structure is situated, but failing to comply with the yard or building setback line requirements of this chapter, may be enlarged, extended, reconstructed or structurally altered in any manner which does not further encroach upon the required open yard space or building setback line which is not complied with.
(1994 Code, § 155.150) (Ord. 200, passed 4-28-1969)