Members with a cooperative.com login can make changes and cancellations online via My Registrations. Cancellations received/processed by April 30, 2024, are fully refundable. Registrants who cancel after April 30, 2024, will be issued a refund minus a $199 cancellation fee. Substitutions are accepted. No shows and registrants failing to cancel prior to May 14, 2024, are responsible for paying the full registration fees. If you have difficulty cancelling online, please contact Accounts Receivable at 703.907.6875 or accountsreceivable@nreca.coop.