N.Y. Rac. Pari-Mut. Wag. & Breed. Law § 223
For the purpose of preserving order and preventing offenses against the laws prohibiting gambling, the trustees or directors of any corporation created under or subject to the provisions of this article are hereby authorized to appoint from time to time, five or more special police officers, and the same to remove at pleasure, who, when appointed, shall be peace officers with the same powers within and about such grounds as are set forth in section 2.20 of the criminal procedure law, whose duty, when appointed, shall be to preserve order within and around the grounds and racetracks of such corporation, to protect the property within such grounds, to eject or arrest all persons who shall be improperly within the grounds of such corporation or who shall be guilty of disorderly conduct, or who shall neglect or refuse to pay the fees or to observe the rules prescribed by such corporation; and it shall be the further duty of such police officers, when appointed, to prevent all violations of law with reference to pool-selling, bookmaking and other gambling, and to arrest any and all persons violating such provisions, and to convey such person or persons so arrested, with a statement of the cause of such arrest, before a court having jurisdiction of such offense, to be dealt with according to the law. The appointment of police officers in pursuance of this section shall not be deemed to supersede in any way on the grounds and racetrack of such corporation the authority of peace officers or police officers of the jurisdiction within which such grounds and racetrack are located.
N.Y. Rac. Pari-Mut. Wag. and Breed. Law § 223