The maximum floor area ratio requirements of the applicable underlying district shall apply within the Special 125th Street District, unless modified by the following regulations.

For developments or enlargements on qualifying transit improvement sites, a floor area bonus for mass transit station improvements may be granted by the City Planning Commission pursuant to the provisions of Section 66-51 (Additional Floor Area for Mass Transit Station Improvements). Bonuses pursuant to Sections 66-51 or this Section, inclusive, may be applied separately or in combination. For the purposes of this paragraph, defined terms additionally include those in Section 66-11 (Definitions).