Release Date: 2016-11-11

Level Code Display Definition
1 AA Application Acknowledgement Accept Receiving application successfully processed message.
1 AE Application Acknowledgement Error Receiving application found error in processing message. Sending error response with additional error detail information.
1 AR Application Acknowledgement Reject Receiving application failed to process message for reason unrelated to content or format. Original message sender must decide on whether to automatically send message again.
1 CA Accept Acknowledgement Commit Accept Receiving message handling service accepts responsibility for passing message onto receiving application.
1 CE Accept Acknowledgement Commit Error Receiving message handling service cannot accept message for any other reason (e.g. message sequence number, etc.).
1 CR Accept Acknowledgement Commit Reject Receiving message handling service rejects message if interaction identifier, version or processing mode is incompatible with known receiving application role information.