N.Y.C. Admin. Code § 28-104.9.4: § 28-104.9.4 Compliance with special flood hazard area requirements mandated within special flood hazard areas.

Within coastal special flood hazard areas and special flood hazard areas, the commissioner shall not approve construction documents for construction or alteration of buildings or structures, including alterations pursuant to section 28-101.4.3 of this code, or for any other activity regulated by section G201 of appendix G of the New York city building code, unless the application complies with the requirements of appendix G of the New York city building code.