Expansion. No non-conforming use of land shall be enlarged, increased, expanded, or changed in any manner unless first approved by the Board. Any such approved enlargement, expansion, increase, or change in use shall be subject to the following specific criteria:
A.
The non-conforming use may only be changed to a use of equal or more restrictive use.
B.
When a non-conforming use is changed to a more restrictive use, any such use shall not thereafter be changed to a less restrictive use.
C.
The use may be continued only as long as the structure remains in use.
D.
All technical advances which are known to be available pertaining to the particular non-conforming use shall be required so as to minimize the detrimental effect of such use on adjacent structures and uses.
E.
In no case shall any approved expansion exceed 25% of the existing gross floor area of the structure which is currently used for the non-conforming use.
F.
The entire structure, after renovation, shall comply with all building, housing, and health ordinances and any other relevant local, state, or federal regulations.