(a) In an "R" District where duplexes and multi-family units are permitted a residence may be converted to accommodate an increased number of dwelling units provided:
(1) If the building is to be altered on the outside, the yards shall not be reduced to less than the yard dimensions required by the zoning regulations for new structures in that district.
(2) The lot area per family is equal to the lot area requirements for new multifamily structures in that district.
(3) The number of square feet of living area per family unit is not less than that which is required for new construction in that district.
(Ord. 99-2. Passed 3-1-99.)