Any residential lot created and recorded prior to the effective date of this Zoning Code may be used for any permitted use, even though the lot area and/or dimensions are less than those required for the district in which the lot is located, provided that:
(a) The other requirements of the district are met;
(b) No adjacent land or lot is owned by the owner of the lot in question; and
(c) No lot shall be so reduced in area that the required open spaces will be smaller than those established as a minimum for the district in which the lot is located.
(Ord. 89. Passed 4-10-72.)