2.2.1.8 PidTagReplyTime Property

Type: PtypTime ([MS-OXCDATA] section 2.11.1)

The PidTagReplyTime property ([MS-OXOFLAG] section 2.2.3.1), upon receipt of a Message object, specifies the due time that the sender wants, presumably for an associated work item. The value of this property is otherwise ignored. Clients MUST set the value in UTC.