(A) The lawful use of a building or premises, existing at the time of passage of this chapter, may be continued although such use does not conform to all the provisions of this chapter.
(1993 Code, Title II, Art. 3, § 4.0)
(B) A nonconforming use in the Floodplain District may be altered, enlarged, or extended, on a one-time basis, provided the procedure set forth in this chapter are followed and further provided such alterations, enlargements, or extensions do not increase the value of the building or structure, excluding the value of land, by more than 40% of its pre-improvement market value, unless such building or structure is permanently changed to a conforming use.
(1993 Code, Title II, Art. 3, § 4.1)
(C) Any nonconforming use in the Floodplain District which is damaged by flood, fire, explosion, act of God, or the public enemy may be restored to its original dimensions and conditions, provided the damage does not reduce the value of the buildings, excluding the value of the land, by more than 40% of its pre-damage market value.
(1993 Code, Title II, Art. 3, § 4.2)