Cancellation of registration. Refunds on event ticket purchases are available up until the Official Event Refund Deadline, which is 45 days prior to the event. After this deadline, refunds will only be issued in the case of documented bereavement, military leave, or illness. Refunds requested more than 30 days after purchase of event tickets or past the Refund Deadline will be issued via check and mailed to the attendee address associated with the purchase. A service fee of $50 will be charged for processing refunds.