All buildings, structures and uses not conforming
to the regulations of the district in which they are located at the
time of this enactment, which were at one time lawful uses but were
subsequently made nonconforming by virtue of this enactment, shall
be known and regarded as nonconforming uses, subject to the following
provisions:
A. A nonconforming building or use may be continued and
may be changed to another nonconforming use of the same or of a more
restricted classification.
B. Any nonconforming use or structure existing at the
time of the adoption of this chapter may be continued upon the lot
or in the building so occupied and any such structure may be restored
or repaired in the event of destruction. No nonconforming structure
shall be enlarged or rebuilt to a size larger than that existing as
of the adoption of this chapter.
C. No nonconforming use shall, if once changed into a
conforming use, be changed back into a nonconforming use.
D. No building shall be enlarged unless the use therein
is changed to a conforming use.
E. No nonconforming use shall be extended.
F. The vacation of a nonconforming building or use for
a consecutive period of one year shall be regarded as a permanent
vacation, and thereafter the building shall not be reoccupied except
in conformity with the regulations of the district in which it is
located and the nonconforming use may not be resumed.