MailItem.TaskStartDate Property (Outlook)
Returns or sets a Date value that represents the start date of the task for this MailItem object. Read/write.
Version Information
Version Added: Outlook 2007
Syntax
expression .TaskStartDate
expression An expression that returns a MailItem object.
Remarks
This property returns Null (Nothing in Visual Basic) if the IsMarkedAsTask property is set to False.