Cancel Transaction Cancelling On the  Transaction Details  screen you can see the different options available. You can choose to  Cancel & Keep  or  Cancel & Release .  Cancel & Keep  will cancel the transaction but keep the transaction details and reserve the permit so that you can process the payment at another time. Cancel and Release  will cancel the payment and release the permit back into the system A pop-up message will ask that you confirm. Click OK to confirm the cancellation of the transaction.