N.Y. Comp. Codes R. & Regs. tit. 8, § 136.4
(b) Each school district, board of cooperative educational services, county vocational education and extension board and charter school shall provide and maintain on-site in each instructional school facility functional cardiac automated external defibrillator equipment for use during emergencies. Each such facility shall have sufficient automated external defibrillator equipment available to ensure ready and appropriate access for use during emergencies. In determining the quantity and placement of automated external defibrillators, consideration shall be given to:
(2) the physical layout of the facility, including but not limited to:
(a) Definitions.
As used in this section: