§ 153.137  NONCONFORMING STRUCTURES.
   (A)   A nonconforming structure devoted to a use permitted in the zoning district in which it is located may continue only in accordance with the provisions of this section.
   (B)   Normal repair and maintenance may be performed to allow the continuation of nonconforming structures.
   (C)   A nonconforming structure may not, under any circumstances, be enlarged or altered in a way that increases its nonconformity.
   (D)   (1)   If a nonresidential nonconforming structure is destroyed to an extent of more than 60% of its replacement cost at the time of destruction, it may be rebuilt in a nonconforming manner only if a permit for construction has been issued by the Board of Adjustment in accordance with § 153.279 of this chapter. A residential structure which is destroyed to an extent of more than 60% of its replacement cost at the time of destruction may be reconstructed on the lot. If the structure can be placed on the lot in a conforming manner, it shall.
      (2)   Otherwise, the residential structure shall be placed in a manner most in conformance with all applicable regulations contained in this chapter. A building permit for reconstruction must be secured no later than 180 days from the date of destruction of the residential structure.
   (E)   Should a nonconforming structure be moved for any distance on the lot of record, it shall be placed in a manner most in conformance with this chapter.
(Prior UDO, § 8.3)  Penalty, see § 153.999