The bulk regulations of this Chapter apply to commercial buildings, community facility buildings or buildings used partly for commercial use and partly for community facility use, on any zoning lot or portion of a zoning lot located in any Commercial District, including all developments or enlargements. As used in this Chapter, the term "any building" shall therefore not include a residential building or a mixed building, the bulk regulations for which are set forth in Article III, Chapter 4, and Article III, Chapter 5, respectively. In addition, the bulk regulations of this Chapter, or of specified sections thereof, also apply in other provisions of this Resolution where they are incorporated by cross reference.

Existing buildings or other structures that do not comply with one or more of the applicable bulk regulations are non-complying buildings or other structures and are subject to the regulations set forth in Article V, Chapter 4.

Special regulations applying to large-scale residential developments or community facility uses in large-scale residential developments are set forth in Article VII, Chapter 8 and special regulations applying to large-scale community facility developments are set forth in Article VII, Chapter 9.

Special regulations applying only in Special Purpose Districts are set forth in Articles VIII, IX, X, XI, XII, XIII and XIV.

For the purposes of this Chapter, the regulations applicable to C1 or C2 Districts mapped within an R7-2 District shall apply to C1 or C2 Districts mapped within R7-3 Districts, unless otherwise specified.

All C6-1A Districts shall comply with the regulations of C6-1 Districts except as set forth in Sections 33-12, paragraph (c), 33-13, paragraph (b) and 33-15, paragraph (a).

In Manhattan Community Districts 1, 2, 3, 4, 5 and 6, Brooklyn Community Districts 1, 2, 6 and 8, and Queens Community Districts 1 and 2, the conversion of non-residential floor area, to residences in buildings erected prior to December 15, 1961, or January 1, 1977, as applicable, shall be subject to the provisions of Article I, Chapter 5 (Residential Conversion Within Existing Buildings), unless such conversions meet the requirements for residential development of Article II (Residence District Regulations).

Special regulations applying in the waterfront area are set forth in Article VI, Chapter 2.

Special regulations applying in the flood zone are set forth in Article VI, Chapter 4.