(a)   The conversion of any building into a dwelling or the conversion of any dwelling so as to accommodate an increased number of dwelling units or families shall be permitted only within a district in which a new building for similar occupancy would be permitted under this chapter and only when the resulting occupancy will comply with the requirements governing new construction in such district, with respect to minimum lot size, lot area per dwelling unit, percentage of lot coverage, dimensions of yards and other open spaces and off-street parking. Each conversion shall be subject also to such further requirements as may be specified for such district.
   (b)   The aforesaid requirements with respect to lot coverage, yards and other open spaces shall not apply in case the conversion is a part of a dwelling group; also in case the conversion will not involve any major exterior structural changes and:
      (1)   There is either a shortage of not more than 10% in the required dimension or area of each of not more than two such requirements as to coverage, yards and other open spaces; or
      (2)   In case the conversion will result in lot area per dwelling unit or family at least 20% greater than required new buildings in the district.
(Ord. 2046, passed 4-11-1968)