The P06 event is a notification that the account is no longer open, that is, no new charges can accrue to this account. This notification is not related to whether or not the account is paid in full. EVN-2-date/time of event must contain the account end date.
BAR End Billing Account Chapter
MSH Message Header 2
EVN Event Type 3
{
PID Patient ID Information 3
[ PV1 ] Patient Visit 3
}
ACK General Acknowledgement Chapter
MSH Message Header 2
MSA Message Acknowledgement 2
[ ERR ] Error 2
The error segment indicates the fields that caused a transaction to be rejected.