(a) In certain Commercial Districts and in Manufacturing Districts paired with a Residence District, as shown on Map 2 of the Appendix to this Chapter, for any zoning lot containing residential floor area, the maximum residential floor area ratio shall be modified as follows:
(1) for zoning lots complying with the applicable provisions of paragraph (d)(3) of Section 23-154 (Inclusionary Housing) or, for affordable independent residences for seniors, the maximum residential floor area ratio set forth on Map 2 shall apply;
(2) for zoning lots utilizing the provisions of paragraphs (d)(4)(i) or (d)(4)(iii) of Section 23-154, the maximum residential floor area ratio shall apply as modified in the table below:
Maximum residential floor area ratio shown on Map 2
Modified maximum residential floor area ratio
(3) except in C2 Districts subject to the provisions of paragraph (b) of this Section, the maximum floor area ratio for any combination of uses shall be the maximum floor area ratio specified in paragraphs (a)(1) or (a)(2) of this Section, whichever is applicable; and
(4) in C4-6 Districts and in C2 Districts mapped within an R9 or R10 District, the floor area provisions of Sections 33-13 (Floor Area Bonus for a Public Plaza) or 33-14 (Floor Area Bonus for Arcades) shall not apply.
(b) In C2 Districts mapped within an R7D District that is also located within 100 feet of Park Avenue, the maximum community facility floor area ratio shall be 6.5, except that the applicable provisions of paragraph (d) of Section 33-121 (In districts with bulk governed by Residence District bulk regulations) shall apply to zoning lots containing philanthropic or non-profit institutions with sleeping accommodations or long-term care facilities.
(c) Any floor space occupied by a subway entrance provided pursuant to the provisions of Section 138-33 (Off-street Relocation or Renovation of a Subway Stair) shall not count as floor area.