diff --git a/CDT-AE.xsd b/CDT-AE.xsd
index 9aecd2633e0dee95accd9e84ef692e2e70b1d72c..9f4e4915a5503a376d908ad3ddb48d5ce79344df 100644
--- a/CDT-AE.xsd
+++ b/CDT-AE.xsd
@@ -115,7 +115,7 @@ oneM2M EXPRESSLY ADVISES ANY AND ALL USE OF OR RELIANCE UPON THIS INFORMATION PR
 						<xs:element name="sessionCapabilities" type="m2m:sessionCapabilities" minOccurs="0" />
 						<xs:element name="triggerEnable" type="xs:boolean" minOccurs="0" />
 						<xs:element name="activityPatternElements" type="m2m:activityPatternElements" minOccurs="0" />
-						
+
 						<!-- Child Resources -->
 						<xs:choice minOccurs="0" maxOccurs="1">
 							<xs:element name="childResource" type="m2m:childResourceRef" minOccurs="1" maxOccurs="unbounded" />
diff --git a/CDT-enumerationTypes.xsd b/CDT-enumerationTypes.xsd
index 2ad419c4ed230d562aad83adef125f85550bc0c0..058b9312974dbc641b0e331a84965b81d37b50a8 100644
--- a/CDT-enumerationTypes.xsd
+++ b/CDT-enumerationTypes.xsd
@@ -141,9 +141,9 @@ oneM2M EXPRESSLY ADVISES ANY AND ALL USE OF OR RELIANCE UPON THIS INFORMATION PR
 			<xs:enumeration value="10003" />
 			<!-- contentInstanceAnnc -->
 			<xs:enumeration value="10004" />
-			<!-- CSEBaseAnnc -->
-			<xs:enumeration value="10005" />
 			<!-- groupAnnc -->
+			<xs:enumeration value="10005" />
+			<!-- CSEBaseAnnc -->
 			<xs:enumeration value="10009" />
 			<!-- locationPolicyAnnc -->
 			<xs:enumeration value="10010" />
@@ -344,7 +344,7 @@ oneM2M EXPRESSLY ADVISES ANY AND ALL USE OF OR RELIANCE UPON THIS INFORMATION PR
 			<xs:enumeration value="4104" />
 			<!-- CONFLICT  -->
 			<xs:enumeration value="4105" />
-			<!-- ORIGINATOR_HAS_NOT_REGISTERED -->
+			<!-- ORIGINATOR_NOT_AUTHENTICATED -->
 			<xs:enumeration value="4106" /> 
 			<!-- SECURITY_ASSOCIATION_REQUIRED -->
 			<xs:enumeration value="4107" /> 
@@ -522,7 +522,7 @@ oneM2M EXPRESSLY ADVISES ANY AND ALL USE OF OR RELIANCE UPON THIS INFORMATION PR
 			<xs:enumeration value="9" />
 			<!-- locationPolicy --> 
 			<xs:enumeration value="10" />
-			<!-- m2mServiceSubscription -->
+			<!-- m2mServiceSubscriptionProfile -->
 			<xs:enumeration value="11" />
 			<!-- mgmtCmd -->
 			<xs:enumeration value="12" />
diff --git a/CDT-mgmtCmd.xsd b/CDT-mgmtCmd.xsd
index 4f4661ca19009041678ea6a2ea42f8a6a42577ca..0fcca8b0c8298084b615c6409b301f404d911fa6 100644
--- a/CDT-mgmtCmd.xsd
+++ b/CDT-mgmtCmd.xsd
@@ -49,7 +49,7 @@ oneM2M EXPRESSLY ADVISES ANY AND ALL USE OF OR RELIANCE UPON THIS INFORMATION PR
 						<xs:element name="execNumber" type="xs:nonNegativeInteger" minOccurs="0" />
 
 						<!-- Child Resources -->
-						<xs:choice minOccurs="1" maxOccurs="1">
+						<xs:choice minOccurs="0" maxOccurs="1">
 							<xs:element name="childResource" type="m2m:childResourceRef" minOccurs="1" maxOccurs="unbounded" />
 							<xs:choice minOccurs="1" maxOccurs="unbounded">
 								<xs:element ref="m2m:execInstance" />
diff --git a/CDT-notification.xsd b/CDT-notification.xsd
index aa6e92850f3c1b63b03616d4cbf1972e87823387..ad463fade67abe20e249436e97d98e831c1e7131 100644
--- a/CDT-notification.xsd
+++ b/CDT-notification.xsd
@@ -58,7 +58,7 @@ oneM2M EXPRESSLY ADVISES ANY AND ALL USE OF OR RELIANCE UPON THIS INFORMATION PR
                         </xs:element>                      
                     <xs:element name="verificationRequest" type="xs:boolean" minOccurs="0"/>
                     <xs:element name="subscriptionDeletion" type="xs:boolean" minOccurs="0"/>
-                    <xs:element name="subscriptionReference" type="xs:anyURI" minOccurs="0"/>
+                    <xs:element name="subscriptionReference" type="xs:anyURI" />
                     <xs:element name="creator" type="m2m:ID" minOccurs="0"/>
                     <xs:element name="notificationForwardingURI" type="xs:anyURI" minOccurs="0"/>
                     <xs:element name="notificationTarget" type="m2m:ID" minOccurs="0"/>
diff --git a/CDT-timeSeriesNotification.xsd b/CDT-timeSeriesNotification.xsd
index d193b1ee3ebb58c0b121d104046721c4e02be438..4796810f0c0e9a4a491fa65d620280f75f23f296 100644
--- a/CDT-timeSeriesNotification.xsd
+++ b/CDT-timeSeriesNotification.xsd
@@ -29,14 +29,15 @@ oneM2M EXPRESSLY ADVISES ANY AND ALL USE OF OR RELIANCE UPON THIS INFORMATION PR
 
 	<xs:include schemaLocation="CDT-commonTypes.xsd" />
 	
-	<xs:element name="timeSeriesNotification">
-		<xs:complexType>
-			<xs:sequence>
-				<xs:element name="missingDataList" type="m2m:missingDataList"/>
-				<xs:element name="missingDataCurrentNr" type="xs:nonNegativeInteger"/>
-			</xs:sequence>
-		</xs:complexType>
-	</xs:element>
+	<xs:element name="timeSeriesNotification" type="m2m:timeSeriesNotificationType" />
+
+	<xs:complexType name="timeSeriesNotificationType" >
+		<xs:sequence>
+			<xs:element name="missingDataList" type="m2m:missingDataList"/>
+			<xs:element name="missingDataCurrentNr" type="xs:nonNegativeInteger"/>
+		</xs:sequence>
+	</xs:complexType>
+
 	
 </xs:schema>