Racing associations shall install at the finish line at their tracks and shall adequately maintain two photo-finish cameras to be approved by the commission, holding one such camera in reserve for emergencies to automatically photograph the finish of races. The official photographer shall furnish promptly to the steward of the commission or the presiding judge two prints of every photo finish and a permanent file shall be kept of all such prints and the negative thereof.
N.Y. Comp. Codes R. & Regs. Tit. 9 § 4207.8