diff --git a/alfa-service/pom.xml b/alfa-service/pom.xml
index 488cb1b698bcc7e8c5602cfadfc1848a1a3ed93a..f6c6e79f08c362d00ecb9dab42241a54b12cde41 100644
--- a/alfa-service/pom.xml
+++ b/alfa-service/pom.xml
@@ -24,7 +24,8 @@
     unter der Lizenz sind dem Lizenztext zu entnehmen.
 
 -->
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
 
 	<modelVersion>4.0.0</modelVersion>
 
@@ -139,6 +140,10 @@
 			<groupId>de.ozgcloud.archive</groupId>
 			<artifactId>archive-manager-interface</artifactId>
 		</dependency>
+		<dependency>
+			<groupId>de.ozgcloud.document</groupId>
+			<artifactId>document-manager-interface</artifactId>
+		</dependency>
 
 		<!-- tools -->
 		<dependency>
diff --git a/alfa-service/src/main/java/de/ozgcloud/alfa/vorgang/VorgangHead.java b/alfa-service/src/main/java/de/ozgcloud/alfa/vorgang/VorgangHead.java
index 5c2199b7a134498f5f27a45df01685355954000c..3becef5bdb5f38c1639bd989e4af14247485e096 100644
--- a/alfa-service/src/main/java/de/ozgcloud/alfa/vorgang/VorgangHead.java
+++ b/alfa-service/src/main/java/de/ozgcloud/alfa/vorgang/VorgangHead.java
@@ -8,4 +8,5 @@ import lombok.Getter;
 public class VorgangHead {
 
 	private ServiceKonto serviceKonto;
+	private boolean locked;
 }
\ No newline at end of file
diff --git a/alfa-service/src/main/java/de/ozgcloud/alfa/vorgang/VorgangWithEingangMapper.java b/alfa-service/src/main/java/de/ozgcloud/alfa/vorgang/VorgangWithEingangMapper.java
index 108df0164d3a58cba8183b78382fb527d0548b28..e2eca7becd14a79fa7ffb48442297ebaf9149807 100644
--- a/alfa-service/src/main/java/de/ozgcloud/alfa/vorgang/VorgangWithEingangMapper.java
+++ b/alfa-service/src/main/java/de/ozgcloud/alfa/vorgang/VorgangWithEingangMapper.java
@@ -34,6 +34,7 @@ import de.ozgcloud.alfa.common.clientattribute.ClientAttributeUtils;
 import de.ozgcloud.alfa.common.user.UserIdMapper;
 import de.ozgcloud.vorgang.grpc.clientAttribute.GrpcClientAttribute;
 import de.ozgcloud.vorgang.grpc.clientAttribute.GrpcClientAttributeValue;
+import de.ozgcloud.vorgang.vorgang.GrpcVorgangHead;
 import de.ozgcloud.vorgang.vorgang.GrpcVorgangWithEingang;
 
 @Mapper(uses = { EingangMapper.class, UserIdMapper.class, BaseTypesMapper.class, ServiceKontoMapper.class })
@@ -49,4 +50,6 @@ interface VorgangWithEingangMapper {
 				.orElse(false);
 	}
 
+	@Mapping(target = "locked", expression = "java(vorgangHead.hasLock())")
+	VorgangHead toVorgangHead(GrpcVorgangHead vorgangHead);
 }
\ No newline at end of file
diff --git a/alfa-service/src/test/java/de/ozgcloud/alfa/vorgang/GrpcLockTestFactory.java b/alfa-service/src/test/java/de/ozgcloud/alfa/vorgang/GrpcLockTestFactory.java
new file mode 100644
index 0000000000000000000000000000000000000000..b8f28d98535105c457b34f1c3d6b8ce4f2e56951
--- /dev/null
+++ b/alfa-service/src/test/java/de/ozgcloud/alfa/vorgang/GrpcLockTestFactory.java
@@ -0,0 +1,14 @@
+package de.ozgcloud.alfa.vorgang;
+
+import de.ozgcloud.vorgang.vorgang.GrpcLock;
+
+class GrpcLockTestFactory {
+
+	public static GrpcLock create() {
+		return createBuilder().build();
+	}
+
+	public static GrpcLock.Builder createBuilder() {
+		return GrpcLock.newBuilder();
+	}
+}
diff --git a/alfa-service/src/test/java/de/ozgcloud/alfa/vorgang/GrpcVorgangHeadTestFactory.java b/alfa-service/src/test/java/de/ozgcloud/alfa/vorgang/GrpcVorgangHeadTestFactory.java
new file mode 100644
index 0000000000000000000000000000000000000000..b11ce836e7bf43f9c4ff85bcc3d5d73a9a8886fa
--- /dev/null
+++ b/alfa-service/src/test/java/de/ozgcloud/alfa/vorgang/GrpcVorgangHeadTestFactory.java
@@ -0,0 +1,14 @@
+package de.ozgcloud.alfa.vorgang;
+
+import de.ozgcloud.vorgang.vorgang.GrpcVorgangHead;
+
+class GrpcVorgangHeadTestFactory {
+
+	public static GrpcVorgangHead create() {
+		return createBuilder().build();
+	}
+
+	public static GrpcVorgangHead.Builder createBuilder() {
+		return GrpcVorgangHead.newBuilder();
+	}
+}
diff --git a/alfa-service/src/test/java/de/ozgcloud/alfa/vorgang/VorgangWithEingangMapperTest.java b/alfa-service/src/test/java/de/ozgcloud/alfa/vorgang/VorgangWithEingangMapperTest.java
index 560bc6dd72dd322c83bb5312ad19bc4aac82d57f..13146322850507c3582f5769fe7dc0ab67d3e1aa 100644
--- a/alfa-service/src/test/java/de/ozgcloud/alfa/vorgang/VorgangWithEingangMapperTest.java
+++ b/alfa-service/src/test/java/de/ozgcloud/alfa/vorgang/VorgangWithEingangMapperTest.java
@@ -144,6 +144,26 @@ class VorgangWithEingangMapperTest {
 			assertThat(vorgang.isHasNewPostfachNachricht()).isEqualTo(value);
 		}
 
+		@Test
+		void shouldMapLockedToFalseIfLockIsNotPresent() {
+			var grpcVorgang = GrpcVorgangWithEingangTestFactory.createBuilder().setHeader(GrpcVorgangHeadTestFactory.create()).build();
+
+			var vorgang = mapper.toVorgangWithEingang(grpcVorgang);
+
+			assertThat(vorgang.getHeader().isLocked()).isFalse();
+		}
+
+		@Test
+		void shouldMapLockedToTrueIfLockIsPresent() {
+			var grpcVorgang = GrpcVorgangWithEingangTestFactory.createBuilder()
+					.setHeader(GrpcVorgangHeadTestFactory.createBuilder().setLock(GrpcLockTestFactory.create()).build())
+					.build();
+
+			var vorgang = mapper.toVorgangWithEingang(grpcVorgang);
+
+			assertThat(vorgang.getHeader().isLocked()).isTrue();
+		}
+
 		private VorgangWithEingang callMapper() {
 			return mapper.toVorgangWithEingang(grpcVorgangMitEingang);
 		}
diff --git a/pom.xml b/pom.xml
index 7f69ffa8ae1f29dd9c9639eb30745f4882866662..b4a9f9211c40a3f5a0a46872d1022d2641a659e5 100644
--- a/pom.xml
+++ b/pom.xml
@@ -49,12 +49,13 @@
 		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
 		<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
 
-		<vorgang-manager.version>2.13.0</vorgang-manager.version>
+		<vorgang-manager.version>2.19.0-SNAPSHOT</vorgang-manager.version>
 		<nachrichten-manager.version>2.11.0</nachrichten-manager.version>
 		<ozgcloud-common-pdf.version>3.0.1</ozgcloud-common-pdf.version>
 		<user-manager.version>2.8.0</user-manager.version>
 		<zufi-manager.version>1.5.0</zufi-manager.version>
 		<archive-manager.version>0.1.0-SNAPSHOT</archive-manager.version>
+		<document-manager.version>1.1.0</document-manager.version>
 		<spring-cloud-config-client.version>4.1.3</spring-cloud-config-client.version>
 
 		<!-- TODO: die Version über ozgcloud-common ziehen -->
@@ -145,6 +146,11 @@
 				<artifactId>archive-manager-interface</artifactId>
 				<version>${archive-manager.version}</version>
 			</dependency>
+			<dependency>
+				<groupId>de.ozgcloud.document</groupId>
+				<artifactId>document-manager-interface</artifactId>
+				<version>${document-manager.version}</version>
+			</dependency>
 
 			<dependency>
 				<groupId>io.jsonwebtoken</groupId>