diff --git a/immutables/pom.xml b/immutables/pom.xml
new file mode 100644
index 0000000..7b01e59
--- /dev/null
+++ b/immutables/pom.xml
@@ -0,0 +1,79 @@
+<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>
+  <groupId>sk.dfx.artifacts</groupId>
+  <artifactId>immutables</artifactId>
+  <version>0.0.1-SNAPSHOT</version>
+  <name>immutables</name>
+
+
+  <properties>
+    <maven.compiler.source>1.8</maven.compiler.source>
+    <maven.compiler.target>1.8</maven.compiler.target>
+  </properties>
+
+  <dependencies>
+    <dependency>
+      <groupId>org.immutables</groupId>
+      <artifactId>value</artifactId>
+      <version>2.6.1</version>
+      <scope>provided</scope>
+    </dependency>
+  </dependencies>
+
+  <build>
+    <pluginManagement>
+      <plugins>
+        <plugin>
+          <groupId>org.apache.maven.plugins</groupId>
+          <artifactId>maven-checkstyle-plugin</artifactId>
+          <configuration>
+            <excludes>**/generated/**/*</excludes>
+          </configuration>
+        </plugin>
+      </plugins>
+    </pluginManagement>
+    <plugins>
+      <plugin>
+        <groupId>org.apache.maven.plugins</groupId>
+        <artifactId>maven-checkstyle-plugin</artifactId>
+        <configuration>
+          <excludes>**/generated/**/*</excludes>
+        </configuration>
+      </plugin>
+      <plugin>
+        <groupId>org.apache.cxf</groupId>
+        <artifactId>cxf-xjc-plugin</artifactId>
+        <dependencies>
+          <dependency>
+            <groupId>com.github.sabomichal</groupId>
+            <artifactId>immutable-xjc-plugin</artifactId>
+            <version>1.4</version>
+          </dependency>
+        </dependencies>
+        <executions>
+          <execution>
+            <phase>generate-sources</phase>
+            <goals>
+              <goal>xsdtojava</goal>
+            </goals>
+            <configuration>
+              <xsdOptions>
+                <xsdOption>
+                  <xsd>${basedir}/src/main/xsd/generalInvoiceRequest_450.xsd</xsd>
+                  <xsd>${basedir}/src/main/xsd/generalInvoiceResponse_450.xsd</xsd>
+                  <extensionArgs>
+                    <arg>-immutable</arg>
+                    <arg>-imm-builder</arg>
+                    <arg>-imm-cc</arg>
+                  </extensionArgs>
+                </xsdOption>
+              </xsdOptions>
+            </configuration>
+          </execution>
+        </executions>
+      </plugin>
+    </plugins>
+  </build>
+</project>