§ 317. Filing of certain agreements with the commission. Every association or corporation licensed to conduct harness race meetings at which pari-mutuel betting is permitted shall promptly after entering into any lease, agreement concerning any concession, labor management relations, the hiring of designated classes of officers, employees or contractors specified by the commission or any such other contract, agreement or arrangement as the commission may from time to time prescribe, file with the commission a true and correct copy, or an accurate summary, if oral, thereof.