In Subdistricts A, B, C and D, the bulk regulations of the applicable underlying districts shall be modified by the provisions of this Section, inclusive. In Subdistrict E, the underlying regulations shall apply.

In Subdistrict A, the provisions of Section 34-112 (Residential bulk regulations in other C1 or C2 Districts or in C3, C4, C5 or C6 Districts) and paragraph (b) of Section 35-23 (Residential Bulk Regulations in Other C1 or C2 Districts or in C3, C4, C5, or C6 Districts) shall be modified so that, in C4-4D Districts, the applicable Residence District shall be an R9A District, as modified by the provisions of this Chapter.