diff --git a/CDT-commonTypes.xsd b/CDT-commonTypes.xsd
index d245c8de52873cffbb342dcd94bee68fd3b8faac..9768a923030e53c7da397800860f00cce5a10525 100644
--- a/CDT-commonTypes.xsd
+++ b/CDT-commonTypes.xsd
@@ -1449,6 +1449,7 @@ oneM2M EXPRESSLY ADVISES ANY AND ALL USE OF OR RELIANCE UPON THIS INFORMATION PR
 					<xs:element name="accessControlPolicyIDs" type="m2m:acpType" minOccurs="0" />
 					<xs:element name="expirationTime" type="m2m:timestamp" />
 					<xs:element name="dynamicAuthorizationConsultationIDs" type="m2m:listOfURIs" minOccurs="0" />
+					<xs:element name="holder" type="m2m:ID" minOccurs="0" />
 				</xs:sequence>
 			</xs:extension>
 		</xs:complexContent>
@@ -1469,6 +1470,7 @@ oneM2M EXPRESSLY ADVISES ANY AND ALL USE OF OR RELIANCE UPON THIS INFORMATION PR
 							</xs:restriction> 
 						</xs:simpleType>
 					</xs:element>
+					<xs:element name="announceSyncType" type="m2m:announceSyncType" minOccurs="0" />
 				</xs:sequence>
 			</xs:extension>
 		</xs:complexContent>
@@ -1504,6 +1506,7 @@ oneM2M EXPRESSLY ADVISES ANY AND ALL USE OF OR RELIANCE UPON THIS INFORMATION PR
 							</xs:restriction> 
 						</xs:simpleType>
 					</xs:element>
+					<xs:element name="announceSyncType" type="m2m:announceSyncType" minOccurs="0" />
 				</xs:sequence>
 			</xs:extension>
 		</xs:complexContent>
@@ -1581,8 +1584,10 @@ oneM2M EXPRESSLY ADVISES ANY AND ALL USE OF OR RELIANCE UPON THIS INFORMATION PR
 					<xs:element name="dynamicAuthorizationConsultationIDs" type="m2m:listOfURIs" minOccurs="0" />					
 					<xs:element name="announceTo" type="m2m:listOfURIs" minOccurs="0" />
 					<xs:element name="announcedAttribute" type="m2m:listOfNCNames" minOccurs="0" />
+					<xs:element name="announceSyncType" type="m2m:announceSyncType" minOccurs="0" />
 					<xs:element name="stateTag" type="xs:nonNegativeInteger" />
 					<xs:element name="creator" type="m2m:ID" minOccurs="0" />
+					<xs:element name="holder" type="m2m:ID" minOccurs="0" />
 					<xs:element name="location" type="m2m:geoCoordinates" minOccurs="0" />
 					<xs:element name="containerDefinition" type="xs:anyURI" />					
 					<xs:element name="ontologyRef" type="xs:anyURI" minOccurs="0" />
@@ -1610,6 +1615,7 @@ oneM2M EXPRESSLY ADVISES ANY AND ALL USE OF OR RELIANCE UPON THIS INFORMATION PR
 					<xs:element name="expirationTime" type="m2m:timestamp" minOccurs="0" />
 					<xs:element name="link" type="xs:anyURI" />
 					<xs:element name="dynamicAuthorizationConsultationIDs" type="m2m:listOfURIs" minOccurs="0" />					
+					<xs:element name="announceSyncType" type="m2m:announceSyncType" minOccurs="0" />
 					<xs:element name="stateTag" type="xs:nonNegativeInteger" minOccurs="0" />
 					<xs:element name="location" type="m2m:geoCoordinates" minOccurs="0" />
 					<xs:element name="containerDefinition" type="xs:anyURI" />
diff --git a/CDT-enumerationTypes.xsd b/CDT-enumerationTypes.xsd
index 73f1056a4f8cc8ff272668cf0717e5c5ba64548e..9053828f8c7e0afb245c1c84258f794b16600c65 100644
--- a/CDT-enumerationTypes.xsd
+++ b/CDT-enumerationTypes.xsd
@@ -1947,5 +1947,14 @@ oneM2M EXPRESSLY ADVISES ANY AND ALL USE OF OR RELIANCE UPON THIS INFORMATION PR
 		</xs:restriction>
 	</xs:simpleType>
 
+	<xs:simpleType name="announceSyncType">
+		<xs:restriction base="xs:integer">
+			<!-- UNI_DIRECTIONAL -->
+			<xs:enumeration value="1" />
+			<!-- BI_DIRECTIONAL -->
+			<xs:enumeration value="2" />
+		</xs:restriction>
+	</xs:simpleType>
+
 </xs:schema>