N.Y. Comp. Codes R. & Regs. tit. 9, § 5317.26
(a) Notice of significant events that a gaming device generates shall be sent via the interface element to the MCS using an approved communication protocol. Each such event shall be stored in a database that includes the following:
(2) identity of the gaming device that generated such event; and
(b) Significant events including the following shall be collected from the gaming device and transmitted to the system for storage:
(2) hand-pay conditions (amount needs to be sent to the system):
(4) bill (item) validator errors (the errors described in subparagraphs (i) and (ii) of this paragraph should be sent as a unique message, if supported by the communication protocol):
(7) printer errors (if printer supported):