142-491 - Special base height regulations for certain zoning lots within Subdistrict D LAST AMENDED8/8/2018 The underlying height and setback regulations shall be further modified for the following areas within Subdistrict D: (a) for portions of #zoning lots# located in Subarea D2, the maximum permitted base height shall be 75 feet; (b) for portions of #zoning lots# located in Subarea D3, the maximum permitted base height shall be 65 feet; and (c) for portions of #zoning lots# located in Subarea D4, the maximum permitted base height shall be 85 feet, and for portions of a #development# or #enlargement# containing #residences#, the maximum permitted base height shall be 65 feet.