In Subdistricts A and C, the bulk regulations for residential use are modified in accordance with the provisions of this Section.

For all zoning lots, or portions thereof, the maximum floor area ratio, open space ratio and lot coverage regulations shall not apply. In lieu thereof, the provisions of this Section shall apply.

In Subdistrict A, the maximum floor area ratio for residential use shall be 3.44. However, for qualifying affordable housing or qualifying senior housing, the maximum floor area ratio shall be 4.13. 

In Subdistrict C, the maximum floor area ratio for residential use shall be 6.02. However, for qualifying affordable housing or qualifying senior housing, the maximum floor area ratio shall be 7.20.

For interior or through lots, or portions thereof, the maximum lot coverage shall not exceed 70 percent. For corner lots, the maximum lot coverage shall be 100 percent. 

The provisions of Section 23-371 (Distance between buildings) shall not apply.