The ticket validation system must have the ability to identify duplicate tickets invalid tickets and notify the EGS to reject the ticket or advise the cashier that one (1) of the following conditions exists:

1. (1) Ticket cannot be found on file (stale date, forgery, etc.);
2. (2) Ticket has already been paid; or
3. (3) Amount of ticket differs from amount on file (requirement can be met by display of ticket amount for confirmation by cashier during the redemption process).