Applicability of regulations to Quality Housing

On any zoning lot containing residences in R6A, R6B, R7A, R7B, R7D, R7X, R8A, R8B, R8X, R9A, R9X, R10A or R10X Districts or their commercial equivalents, and on any zoning lot in other districts containing a Quality Housing building, all accessory off-street parking spaces shall comply with the provisions of Section 28-40 (PARKING FOR QUALITY HOUSING).