(a) No nonconforming use shall be permitted in any building or on any premises:
(1) Which shall have been vacant, or
(2) Whose previous nonconforming use shall be changed or shall have been changed to a conforming use.
(b) For the purposes of subsection (a) hereof, the term "vacant" shall mean that the building or land has not been used or occupied, in whole or in part, by any lawful nonconforming use for a period of thirty days.
(Ord. 1135. Passed 11-26-84.)