diff --git a/CDT-enumerationTypes.xsd b/CDT-enumerationTypes.xsd
index a770c38fd8f1144b68ddd3172acb6864920be204..994ca3073dc99aa0a61f4b517602faa4a304c621 100644
--- a/CDT-enumerationTypes.xsd
+++ b/CDT-enumerationTypes.xsd
@@ -304,7 +304,9 @@ oneM2M EXPRESSLY ADVISES ANY AND ALL USE OF OR RELIANCE UPON THIS INFORMATION PR
 			<!-- ESPRIM_UNKNOWN_RECV_RAND_ID -->
 			<xs:enumeration value="4114" />     
 			<!-- GESPRIM_BAD_MAC -->
-			<xs:enumeration value="4115" />     
+			<xs:enumeration value="4115" />    
+			<!-- ESPRIM_IMPERSONATION_ERROR -->
+			<xs:enumeration value="4116" />    
             <!-- INTERNAL_SERVER_ERROR     -->
             <xs:enumeration value="5000" />              
             <!-- NOT_IMPLEMENTED           -->
diff --git a/CDT-group.xsd b/CDT-group.xsd
index ae1e2643b4ce71de75b8c2dc558a8044eb93321f..706cec06a027e93e1f4f43f6f79f48cf2ebd2880 100644
--- a/CDT-group.xsd
+++ b/CDT-group.xsd
@@ -48,6 +48,7 @@ oneM2M EXPRESSLY ADVISES ANY AND ALL USE OF OR RELIANCE UPON THIS INFORMATION PR
 						<xs:element name="memberTypeValidated" type="xs:boolean" minOccurs="0"/>
 						<xs:element name="consistencyStrategy" type="m2m:consistencyStrategy" minOccurs="0" />
 						<xs:element name="groupName" type="xs:string" minOccurs="0" />
+						<xs:element name="semanticSupportIndicator" type="xs:boolean" minOccurs="0" />
 						
 						<!-- Child Resources -->
 						<xs:choice minOccurs="0" maxOccurs="1">
@@ -82,6 +83,7 @@ oneM2M EXPRESSLY ADVISES ANY AND ALL USE OF OR RELIANCE UPON THIS INFORMATION PR
 						<xs:element name="memberTypeValidated" type="xs:boolean" minOccurs="0" />
 						<xs:element name="consistencyStrategy" type="m2m:consistencyStrategy" minOccurs="0" />
 						<xs:element name="groupName" type="xs:string" minOccurs="0" />
+						<xs:element name="semanticSupportIndicator" type="xs:boolean" minOccurs="0" />
 						
 					    <!-- Child Resources -->    
                         <xs:choice minOccurs="0" maxOccurs="1">
diff --git a/CDT-node.xsd b/CDT-node.xsd
index 9c498e712e3e0edcca9706fc9a566c61a624a2fa..cae989de48dab35f1d0b0fd3a98665284059c04d 100644
--- a/CDT-node.xsd
+++ b/CDT-node.xsd
@@ -53,6 +53,7 @@ oneM2M EXPRESSLY ADVISES ANY AND ALL USE OF OR RELIANCE UPON THIS INFORMATION PR
 					<xs:sequence>
 						<xs:element name="nodeID" type="m2m:nodeID" />
 						<xs:element name="hostedCSELink" type="m2m:ID" minOccurs="0" />
+						<xs:element name="mgmtClientAddress" type="xs:string" minOccurs="0" />
 
 						<!-- Child Resources -->
 						<xs:choice minOccurs="0" maxOccurs="1">
@@ -90,6 +91,7 @@ oneM2M EXPRESSLY ADVISES ANY AND ALL USE OF OR RELIANCE UPON THIS INFORMATION PR
                     <xs:sequence>
                         <xs:element name="nodeID" type="m2m:nodeID" />
                         <xs:element name="hostedCSELink" type="m2m:ID" minOccurs="0" />
+                    	<xs:element name="mgmtClientAddress" type="xs:string" minOccurs="0" />
 
                         <!-- Child Resources -->
                         <xs:choice minOccurs="0" maxOccurs="1">
diff --git a/CDT-timeSeries.xsd b/CDT-timeSeries.xsd
index c36eb43d270375cd4c715d02c2e5431373087a74..669c067c988f7e6c2bc4a390ace7ad37ff4b4dd2 100644
--- a/CDT-timeSeries.xsd
+++ b/CDT-timeSeries.xsd
@@ -54,9 +54,6 @@ oneM2M EXPRESSLY ADVISES ANY AND ALL USE OF OR RELIANCE UPON THIS INFORMATION PR
 						<xs:element name="missingDataDetectTimer" type="xs:nonNegativeInteger" minOccurs="0" />						
 						<xs:element name="ontologyRef" type="xs:anyURI" minOccurs="0" /> 
 
-						<!-- Child Resources -->
-						<xs:element name="latest" type="xs:anyURI" />
-						<xs:element name="oldest" type="xs:anyURI" />
 						<xs:choice minOccurs="0" maxOccurs="1">
 							<xs:element name="childResource" type="m2m:childResourceRef" minOccurs="1" maxOccurs="unbounded" />
 							<xs:choice minOccurs="1" maxOccurs="unbounded">