diff --git a/103221-1/TS_103_221_01.xsd b/103221-1/TS_103_221_01.xsd
index 490e9c4eb68f36c6bb328608b07571c4edf1ff71..7f1c19fb186e544db28b332316bd3d403f467bcf 100644
--- a/103221-1/TS_103_221_01.xsd
+++ b/103221-1/TS_103_221_01.xsd
@@ -107,6 +107,7 @@
 			<xs:enumeration value="GetObject"/>
 			<xs:enumeration value="DeleteObject"/>
 			<xs:enumeration value="ListObjectsOfType"/>
+			<xs:enumeration value="DeleteAllObjects"/>
 		</xs:restriction>
 	</xs:simpleType>
 	<xs:complexType name="ErrorInformation">
@@ -922,4 +923,21 @@
 			<xs:element name="objectId" type="GenericObjectID" minOccurs="0" maxOccurs="unbounded"/>
 		</xs:sequence>
 	</xs:complexType>
+	<xs:complexType name="DeleteAllObjectsRequest">
+		<xs:complexContent>
+			<xs:extension base="X1RequestMessage">
+				<xs:sequence>
+				</xs:sequence>
+			</xs:extension>
+		</xs:complexContent>
+	</xs:complexType>
+	<xs:complexType name="DeleteAllObjectsResponse">
+		<xs:complexContent>
+			<xs:extension base="X1ResponseMessage">
+				<xs:sequence>
+					<xs:element name="oK" type="OK"/>
+				</xs:sequence>
+			</xs:extension>
+		</xs:complexContent>
+	</xs:complexType>
 </xs:schema>
diff --git a/103221-1/examples/DeleteAllObjectsRequest_example.xml b/103221-1/examples/DeleteAllObjectsRequest_example.xml
new file mode 100644
index 0000000000000000000000000000000000000000..29a2b33bc7b09a3715048fa23b22bd73c89d38bf
--- /dev/null
+++ b/103221-1/examples/DeleteAllObjectsRequest_example.xml
@@ -0,0 +1,10 @@
+<?xml version="1.0" ?>
+<ns1:X1Request xmlns:ns1="http://uri.etsi.org/03221/X1/2017/10" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
+  <ns1:x1RequestMessage xsi:type="ns1:DeleteAllObjectsRequest">
+    <ns1:admfIdentifier>admfID</ns1:admfIdentifier>
+    <ns1:neIdentifier>neID</ns1:neIdentifier>
+    <ns1:messageTimestamp>2022-01-20T14:04:20.123456Z</ns1:messageTimestamp>
+    <ns1:version>v1.11.1</ns1:version>
+    <ns1:x1TransactionId>5775af53-a4a0-46ab-818a-86a406a335a</ns1:x1TransactionId>
+  </ns1:x1RequestMessage>
+</ns1:X1Request>
diff --git a/103221-1/examples/DeleteAllObjectsResponse_example.xml b/103221-1/examples/DeleteAllObjectsResponse_example.xml
new file mode 100644
index 0000000000000000000000000000000000000000..596d5189e03c23070fdd65bfae286c365addb068
--- /dev/null
+++ b/103221-1/examples/DeleteAllObjectsResponse_example.xml
@@ -0,0 +1,11 @@
+<?xml version="1.0" ?>
+<ns1:X1Response xmlns:ns1="http://uri.etsi.org/03221/X1/2017/10" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
+  <ns1:x1ResponseMessage xsi:type="ns1:DeleteAllObjectsResponse">
+    <ns1:admfIdentifier>admfID</ns1:admfIdentifier>
+    <ns1:neIdentifier>neID</ns1:neIdentifier>
+    <ns1:messageTimestamp>2022-01-20T14:04:20.123456Z</ns1:messageTimestamp>
+    <ns1:version>v1.11.1</ns1:version>
+    <ns1:x1TransactionId>5775af53-a4a0-46ab-818a-86a406a335ac</ns1:x1TransactionId>
+    <ns1:oK>AcknowledgedAndCompleted</ns1:oK>
+  </ns1:x1ResponseMessage>
+</ns1:X1Response>