This refers to the absolute status of a form. This is the status that you see both by viewing the expense form screen and by viewing the list on the Approve Pre-Authorization Request or Approve Expense Report screen, where the approver can filter the view by request/report status.
A request or report can have one of the following statuses.
Open
Submitted
Approved
Partially Approved
Rejected
The following statuses apply only to pre-authorization requests.
First Expense Report Created
Final Expense Report Created