diff --git a/pom.xml b/pom.xml
index 6c950523..d445fd4d 100644
--- a/pom.xml
+++ b/pom.xml
@@ -6,7 +6,7 @@
 
     <groupId>org.entur</groupId>
     <artifactId>netex-validator-java</artifactId>
-    <version>12.0.12-SNAPSHOT</version>
+    <version>12.1.0-SNAPSHOT</version>
 
     <name>netex-validator-java</name>
     <description>Library for validating NeTEx datasets against the Nordic NeTEx Profile.</description>
diff --git a/src/main/java/org/entur/netex/validation/validator/xpath/tree/DefaultServiceFrameValidationTreeFactory.java b/src/main/java/org/entur/netex/validation/validator/xpath/tree/DefaultServiceFrameValidationTreeFactory.java
index 87bda7d4..e1d2124b 100644
--- a/src/main/java/org/entur/netex/validation/validator/xpath/tree/DefaultServiceFrameValidationTreeFactory.java
+++ b/src/main/java/org/entur/netex/validation/validator/xpath/tree/DefaultServiceFrameValidationTreeFactory.java
@@ -54,6 +54,7 @@ public class DefaultServiceFrameValidationTreeFactory implements ValidationTreeF
     "PASSENGER_STOP_ASSIGNMENT_3";
   public static final String CODE_DESTINATION_DISPLAY_1 = "DESTINATION_DISPLAY_1";
   public static final String CODE_DESTINATION_DISPLAY_2 = "DESTINATION_DISPLAY_2";
+  public static final String CODE_DESTINATION_DISPLAY_3 = "DESTINATION_DISPLAY_3";
   public static final String CODE_SERVICE_LINK_1 = "SERVICE_LINK_1";
   public static final String CODE_SERVICE_LINK_2 = "SERVICE_LINK_2";
   public static final String CODE_SERVICE_LINK_3 = "SERVICE_LINK_3";
@@ -219,6 +220,15 @@ public ValidationTreeBuilder builder() {
           Severity.ERROR
         )
       )
+      .withRule(
+        new ValidateNotExist(
+          "destinationDisplays/DestinationDisplay/variants/DestinationDisplayVariant[not(@id)]",
+          CODE_DESTINATION_DISPLAY_3,
+          "DestinationDisplay missing id on DestinationDisplayVariant",
+          "Missing id on DestinationDisplayVariant",
+          Severity.WARNING
+        )
+      )
       .withRuleForLineFile(
         new ValidateExactlyOne(
           "lines/*[self::Line or self::FlexibleLine]",
diff --git a/src/test/java/org/entur/netex/validation/validator/xpath/tree/DefaultServiceFrameValidationTreeFactoryTest.java b/src/test/java/org/entur/netex/validation/validator/xpath/tree/DefaultServiceFrameValidationTreeFactoryTest.java
index a24ea26a..a1006a05 100644
--- a/src/test/java/org/entur/netex/validation/validator/xpath/tree/DefaultServiceFrameValidationTreeFactoryTest.java
+++ b/src/test/java/org/entur/netex/validation/validator/xpath/tree/DefaultServiceFrameValidationTreeFactoryTest.java
@@ -47,6 +47,9 @@ class DefaultServiceFrameValidationTreeFactoryTest {
         <vias>
            <Via/>
         </vias>
+        <variants>
+          <DestinationDisplayVariant/>
+        </variants>
     </DestinationDisplay>
   </destinationDisplays>
   <stopAssignments>
@@ -281,7 +284,8 @@ static Stream<String> ruleCodes() {
       CODE_PASSENGER_STOP_ASSIGNMENT_2,
       CODE_PASSENGER_STOP_ASSIGNMENT_3,
       CODE_DESTINATION_DISPLAY_1,
-      CODE_DESTINATION_DISPLAY_2
+      CODE_DESTINATION_DISPLAY_2,
+      CODE_DESTINATION_DISPLAY_3
     );
   }