Existing buildings may be conforming in use but may not conform to the height, setback, yard, lot area, lot dimension, land coverage, off-street parking, loading or similar dimensional requirements of this chapter.
A.
Alterations and extensions. Alterations and extensions of a legal nonconforming building or structure, a legal nonconforming use or a building or structure containing a legal nonconforming use are permitted. However, such alteration or extension shall comply with the provisions of this chapter, and it shall not increase the degree of nonconformity which existed prior to such alteration or extension.
B.
Restoration of nonconforming structures. Any nonconforming building or structure, or any building or structure containing a nonconforming use, which is destroyed by fire or damaged by other natural causes, may be reused, reoccupied and/or reconstructed, provided that application for a building permit is made within six months of the destruction and the footprint of the new building or structure does not exceed the size of the previously-existing building or structure.
C.
Discontinuance. A nonconforming structure that has been demolished or moved shall not be rebuilt or relocated in any way other than in full conformance with the provisions of this chapter.