...
For more detailed information on Client History, please refer to this linked article.
Client History
2. Close Client Entity in MYOB AE:
...
4. Check if Contacts have been deleted:
Where a Client Entity is archived Closed in XPM MYOB AE (and therefore removed from the Client grid in Nimbus), and any related Contacts have a login, AND they are not related to any other Client Entities, then the Contact(s) become editable and may be deleted.
Where a Client Entity is archived Closed in XPM MYOB AE (and therefore removed from the Client grid in Nimbus), and any related Contacts DO NOT have a login, AND they are not related to any other Client Entities, then the Contact(s) are removed from Nimbus.
...