Bingo licensees may cancel the special event before the start of the scheduled bingo session. When an event is canceled, licensees must:

(1) Refund the entire purchase price of the entry guarantee ticket(s) to the ticket buyer; and

(2) Make all refunds by check payable to the buyer; and

(3) Record the entry guarantee ticket number on the check; and

(4) Mail the check to the customer no later than three days following cancellation of the special event.