N.Y. Comp. Codes R. & Regs. tit. 9, § 5121.4
(a) Each video lottery gaming facility shall have on or immediately adjacent to the gaming floor a physical structure known as a cashiers’ cage (cage) to house the cashiers and to serve as the central location in the video lottery gaming facility for the following:
(b) The cage shall be designed and constructed to provide maximum security for the materials housed therein and the activities performed therein. Such design and construction shall be, at a minimum, as effective as the following:
(2) double door entry and exit system that will not permit a person to pass through the second door until the first door is securely locked; and