diff --git a/xta-adapter/src/main/java/de/ozgcloud/eingang/xdomea/XdomeaXMLValueReader.java b/xta-adapter/src/main/java/de/ozgcloud/eingang/xdomea/XdomeaXMLValueReader.java
index 961231e9ad05e5ef208c05f5218493ebddd0b44e..a94e189b394b396001768386244c08a4cd750250 100644
--- a/xta-adapter/src/main/java/de/ozgcloud/eingang/xdomea/XdomeaXMLValueReader.java
+++ b/xta-adapter/src/main/java/de/ozgcloud/eingang/xdomea/XdomeaXMLValueReader.java
@@ -22,7 +22,11 @@ import de.ozgcloud.eingang.common.formdata.IncomingFile;
 public class XdomeaXMLValueReader {
 
 	private static final String DATEINAME_NODE_QUERY_STRING = "//Hauptobjekt//Dateiname";
-	private static final XPathExpression DATEINAME_NODE_QUERY = compileXPathExpression(DATEINAME_NODE_QUERY_STRING);
+	// Interpret XML-Attachments as representations
+	// XML filetype code: 030 (see https://www.xrepository.de/details/urn:xoev-de:xdomea:codeliste:dateiformat)
+	private static final String DATEINAME_NODE_FOR_XML_ANHANG_QUERY_STRING = "//Anlage//Format/Name[contains(., '030')]/..//Dateiname";
+	private static final XPathExpression DATEINAME_NODE_QUERY = compileXPathExpression(
+			DATEINAME_NODE_QUERY_STRING + "|" + DATEINAME_NODE_FOR_XML_ANHANG_QUERY_STRING);
 
 	public List<String> readRepresentationFileNames(IncomingFile xdomeaXMLFile) {
 		return getTextsFromNodes(
diff --git a/xta-adapter/src/test/java/de/ozgcloud/eingang/xdomea/XdomeaXMLValueReaderTest.java b/xta-adapter/src/test/java/de/ozgcloud/eingang/xdomea/XdomeaXMLValueReaderTest.java
index fdc793156871725f8e9ce415f05b652ae0dcc435..88d7d7cdae588621eee777d12af476eda7cd7abb 100644
--- a/xta-adapter/src/test/java/de/ozgcloud/eingang/xdomea/XdomeaXMLValueReaderTest.java
+++ b/xta-adapter/src/test/java/de/ozgcloud/eingang/xdomea/XdomeaXMLValueReaderTest.java
@@ -4,7 +4,6 @@ import static org.assertj.core.api.Assertions.*;
 import static org.mockito.Mockito.*;
 
 import java.nio.charset.StandardCharsets;
-import java.util.List;
 
 import org.apache.commons.io.IOUtils;
 import org.junit.jupiter.api.DisplayName;
@@ -22,6 +21,7 @@ import lombok.SneakyThrows;
 class XdomeaXMLValueReaderTest {
 	private static final String XML_FILE_NAME = "file.xml";
 	private static final String PDF_FILE_NAME = "file.pdf";
+	private static final String XML_ATTACHMENT_FILE_NAME = "saml-attachment-file.xml";
 
 	@Spy
 	@InjectMocks
@@ -34,7 +34,7 @@ class XdomeaXMLValueReaderTest {
 		@Mock
 		IncomingFile incomingXmlFile;
 
-		@DisplayName("should find 'Dateiname' elements in MSR mantelantrag")
+		@DisplayName("should find 'Dateiname' elements and all XML-files in MSR mantelantrag")
 		@ParameterizedTest
 		@ValueSource(strings = {
 				"xdomea/mantelantrag_Geschaeftsgang.Geschaeftsgang.0201.xml",
@@ -45,12 +45,13 @@ class XdomeaXMLValueReaderTest {
 			var xmlString = TestUtils.loadTextFile(
 					antragXMLFilename,
 					XML_FILE_NAME + "\n",
-					PDF_FILE_NAME);
+					PDF_FILE_NAME,
+					"\n" + XML_ATTACHMENT_FILE_NAME + "\n");
 			when(incomingXmlFile.getContentStream()).thenReturn(IOUtils.toInputStream(xmlString, StandardCharsets.UTF_8));
 
 			var names = valueReader.readRepresentationFileNames(incomingXmlFile);
 
-			assertThat(names).isEqualTo(List.of(XML_FILE_NAME, PDF_FILE_NAME));
+			assertThat(names).containsExactly(XML_FILE_NAME, PDF_FILE_NAME, XML_ATTACHMENT_FILE_NAME);
 		}
 
 	}
diff --git a/xta-adapter/src/test/resources/xdomea/dfoerdermittel_Geschaeftsgang.Geschaeftsgang.0201.xml b/xta-adapter/src/test/resources/xdomea/dfoerdermittel_Geschaeftsgang.Geschaeftsgang.0201.xml
index 28200a104f3cb7ded5851105ad2d9fd80034bc3c..06068ed7f11a66915d42260f0bb8c10774965b0f 100644
--- a/xta-adapter/src/test/resources/xdomea/dfoerdermittel_Geschaeftsgang.Geschaeftsgang.0201.xml
+++ b/xta-adapter/src/test/resources/xdomea/dfoerdermittel_Geschaeftsgang.Geschaeftsgang.0201.xml
@@ -104,4 +104,35 @@
       </Verfuegung>
     </Beteiligungsschritt>
   </ExternerGeschaeftsgang>
+  <Anlage>
+    <Dokument>
+      <Identifikation>
+        <ID>1d8ca22a-9d20-4507-aa5e-b764bb5642f0</ID>
+      </Identifikation>
+      <Typ>Anlage</Typ>
+      <Version>
+        <Nummer>1</Nummer>
+        <Format>
+          <Name listURI="urn:xoev-de:xdomea:codeliste:dateiformat" listVersionID="1.0" xsi:type="DateiformatCodeType">
+            <code xmlns="">030</code>
+            <name xmlns="">xml-eXtensible Markup Language</name>
+          </Name>
+          <Version>0.0</Version>
+          <Primaerdokument>
+            <Dateiname>%s</Dateiname>
+          </Primaerdokument>
+        </Format>
+        <Format>
+          <Name listURI="urn:xoev-de:xdomea:codeliste:dateiformat" listVersionID="1.0" xsi:type="DateiformatCodeType">
+            <code xmlns="">018</code>
+            <name xmlns="">pdf-Portable Document Format</name>
+          </Name>
+          <Version>0.0</Version>
+          <Primaerdokument>
+            <Dateiname>anhang.pdf</Dateiname>
+          </Primaerdokument>
+        </Format>
+      </Version>
+    </Dokument>
+  </Anlage>
 </Geschaeftsgang.Geschaeftsgang.0201>
diff --git a/xta-adapter/src/test/resources/xdomea/mantelantrag_Geschaeftsgang.Geschaeftsgang.0201.xml b/xta-adapter/src/test/resources/xdomea/mantelantrag_Geschaeftsgang.Geschaeftsgang.0201.xml
index 349a7a5c3a2406981d48091a319a7aa8f63b16f0..7bed65db92efc3fb0109240b75e19cef0ba7023f 100644
--- a/xta-adapter/src/test/resources/xdomea/mantelantrag_Geschaeftsgang.Geschaeftsgang.0201.xml
+++ b/xta-adapter/src/test/resources/xdomea/mantelantrag_Geschaeftsgang.Geschaeftsgang.0201.xml
@@ -96,4 +96,37 @@
             </xdomea:Verfuegung>
         </xdomea:Beteiligungsschritt>
     </xdomea:ExternerGeschaeftsgang>
+    <xdomea:Anlage>
+        <xdomea:Dokument>
+            <xdomea:Identifikation>
+                <xdomea:ID>1d8ca22a-9d20-4507-aa5e-b764bb5642f0</xdomea:ID>
+            </xdomea:Identifikation>
+            <xdomea:Typ>Anlage</xdomea:Typ>
+            <xdomea:Version>
+                <xdomea:Nummer>1</xdomea:Nummer>
+                <xdomea:Format>
+                    <xdomea:Name codeName="xml - eXtensible Markup Language"
+                                 codelistAgencyName="AG XDOMEA des KoopA ADV" codelistVersionIdentifier="2.0.0"
+                                 languageCode="de" codelistName="Dateiformat">030
+                    </xdomea:Name>
+                    <xdomea:Version>0.0</xdomea:Version>
+                    <xdomea:Primaerdokument>
+                        <xdomea:Dateiname>%s</xdomea:Dateiname>
+                    </xdomea:Primaerdokument>
+                </xdomea:Format>
+            </xdomea:Version>
+            <xdomea:Version>
+                <xdomea:Nummer>1</xdomea:Nummer>
+                <xdomea:Format>
+                    <xdomea:Name codeName="pdf - Portable Document Format" codelistAgencyName="AG XDOMEA des KoopA ADV"
+                                 codelistVersionIdentifier="2.0.0" languageCode="de" codelistName="Dateiformat">018
+                    </xdomea:Name>
+                    <xdomea:Version>0.0</xdomea:Version>
+                    <xdomea:Primaerdokument>
+                        <xdomea:Dateiname>anhang.pdf</xdomea:Dateiname>
+                    </xdomea:Primaerdokument>
+                </xdomea:Format>
+            </xdomea:Version>
+        </xdomea:Dokument>
+    </xdomea:Anlage>
 </xdomea:Geschaeftsgang.Geschaeftsgang.0201>