188.8.131.52 PidTagFlagCompleteTime Property
The PidTagFlagCompleteTime property ([MS-OXPROPS] section 2.687) specifies the date and time, in Coordinated Universal Time (UTC), that the Message object was flagged as completed. The time's smallest resolution MUST be minutes, and the value MUST be a multiple of 600,000,000. This property is present on the Message object only if the object's PidTagFlagStatus property (section 184.108.40.206) is set to 0x00000001. This property MUST NOT exist on a meeting-related object; it SHOULD NOT<3> exist on a Task object.