Data type: PtypEmbeddedTable ([MS-OXCDATA] section 2.11.1)

The PidTagAddressBookMember property<42> ([MS-OXPROPS] section 2.541) contains the members of a distribution list. If the distribution list is also a departmental group (as specified by the PidTagAddressBookHierarchicalIsHierarchicalGroup property (section, the PidTagAddressBookMember property contains the members of the department and the child departmental groups in the hierarchy of departments.