§ 205-26. Repairs and alterations.

A. 

Repairs. Normal maintenance of a nonconforming building or of a building or structure containing a nonconforming use lawfully existing at the effective date of this chapter is permitted, including necessary nonstructural repairs and incidental alterations, provided that such repairs and alterations shall not increase the degree of nonconformity of the building nor extend the nonconforming use.

B. 

Alterations. Structural alterations may be made to a nonconforming building or to a building or structure containing a nonconforming use lawfully existing at the effective date of this chapter when:

(1) 

The alterations will result in a conforming building or a conforming use;

(2) 

Required by law; provided, however, that the cubical content of the building as it existed at the effective date of this chapter shall not be increased, and provided further that such building has not been damaged or destroyed to an extent of 50% or more of the full value or cubical content thereof; or

(3) 

The alteration shall not increase the degree of nonconformity of the building.