In the event of the cancellation of any program after the completion of a numerical majority of the races to be scheduled to be run on such program, no rain checks or other similar forms of deferred admissions shall be issued on admittance, no rain checks will be validated. In the event of a cancellation of any program before the completion of a numerical majority of the races scheduled to run on such program, rain checks or other similar forms of deferred free admission shall be issued but no rain check or other form of deferred free admission shall be valid beyond the close of the meeting at which it is issued.