Except as modified by the express provisions of the Special Lower Manhattan District, the regulations of the underlying zoning districts shall remain in effect.

Requirements that apply generally throughout the District are set forth in the provisions for this Chapter. The provisions of Section 91-40 (MANDATORY DISTRICT PLAN ELEMENTS) specify planning and urban design features that are primarily oriented toward the accommodation and well-being of pedestrians.

For requirements that are not generally applicable but are tied to specific locations within the Special District, the locations where these requirements apply are shown on District Map 2 (Street Wall Continuity Types 1, 2A, 2B & 3), Map 3 (Street Wall Continuity Types 4 & 5), Map 4 (Designated Retail Streets) and Map 5 (Curb Cut Prohibitions) in Appendix A. Certain sign regulations that apply to landmark buildings with street walls fronting Broadway are set forth in Section 91-134.

The provisions of Article VI, Chapter 2 (Special Regulations in the Waterfront Area), shall apply to all areas of the waterfront area within the Special Lower Manhattan District, except as otherwise provided in Section 91-60 (REGULATIONS FOR THE SOUTH STREET SEAPORT SUBDISTRICT) for Piers 9, 11, 13 and 14. Piers 9, 11, 13 and 14 are shown on Maps 1 and 6 in Appendix A.

In flood zones, or for transit-adjacent sites or qualifying transit improvement sites, as defined in Section 66-11 (Definitions), in the event of a conflict between the provisions of this Chapter and the provisions of Article VI, Chapter 4 (Special Regulations Applying in Flood Hazard Areas), or Article VI, Chapter 6 (Special Regulations Applying Around Mass Transit Stations), the provisions of Article VI shall control.

An existing public amenity, open or enclosed, that was a mandatory requirement or received a floor area bonus pursuant to the provisions of the former Special Greenwich Street Development District, eliminated on August 27, 1998, shall not be removed, reduced in size or in any way altered, other than pursuant to the provisions of Section 91-71 (Authorization for the Modification of Required Public Amenities).

Special regulations governing the development of three specific sites in the Special Lower Manhattan District are set forth in the following Sections:

Section 91-72        (Special Permit for Development Over or Adjacent to the Approaches to the Brooklyn Battery Tunnel)

Section 91-73        (Special Provisions for Battery Park Underpass/South Street).