A.
A lot may be used and a structure or part of a structure may be constructed, altered, occupied or used as this title permits.
B.
No lot area, yard, off-street parking or loading area or other open space existing on or after the effective date of the ordinance codified in this title shall be reduced below the minimum required for it by this title.
C.
No lot area, yard or off-street parking or loading area or other required open space for one use shall be used as the required area, yard, off-street parking or loading area, or other required open space for another use.
(Ord. 73E § 1.010, 1992)