diff --git a/ENI2/ENI2.csproj b/ENI2/ENI2.csproj
index a44e8a83..08d545c8 100644
--- a/ENI2/ENI2.csproj
+++ b/ENI2/ENI2.csproj
@@ -36,8 +36,8 @@
     <MinimumRequiredVersion>5.4.0.0</MinimumRequiredVersion>
     <CreateWebPageOnPublish>true</CreateWebPageOnPublish>
     <WebPage>publish.html</WebPage>
-    <ApplicationRevision>8</ApplicationRevision>
-    <ApplicationVersion>7.10.0.%2a</ApplicationVersion>
+    <ApplicationRevision>0</ApplicationRevision>
+    <ApplicationVersion>7.11.0.%2a</ApplicationVersion>
     <UseApplicationTrust>false</UseApplicationTrust>
     <CreateDesktopShortcut>true</CreateDesktopShortcut>
     <PublishWizardCompleted>true</PublishWizardCompleted>
diff --git a/bsmd.database/IMSBCPosition.cs b/bsmd.database/IMSBCPosition.cs
index 29268676..9c0ed9d0 100644
--- a/bsmd.database/IMSBCPosition.cs
+++ b/bsmd.database/IMSBCPosition.cs
@@ -233,6 +233,11 @@ namespace bsmd.database
                 if(this.UNNumber.IsNullOrEmpty() || this.IMOClass.IsNullOrEmpty()) 
                     violations.Add(RuleEngine.CreateViolation(ValidationCode.V803, null, null, this.Title, this.Identifier, this.HAZ.IsDeparture ? "HAZD" : "HAZA"));
             }
+            if(MHB ?? false)
+            {
+                if(!this.UNNumber.IsNullOrEmpty() || !this.IMOClass.IsNullOrEmpty())
+                    violations.Add(RuleEngine.CreateViolation(ValidationCode.IMPLAUSIBLE, "UNNumber/IMOClass not empty", null, this.Title, this.Identifier, this.HAZ.IsDeparture ? "HAZD" : "HAZA"));
+            }
 
             if (!this.IMOHazardClass.HasValue)
             {
diff --git a/bsmd.database/Properties/AssemblyProductInfo.cs b/bsmd.database/Properties/AssemblyProductInfo.cs
index 9c3c590a..c6d61976 100644
--- a/bsmd.database/Properties/AssemblyProductInfo.cs
+++ b/bsmd.database/Properties/AssemblyProductInfo.cs
@@ -2,6 +2,6 @@
 
 [assembly: AssemblyCompany("schick Informatik")]
 [assembly: AssemblyProduct("BSMD NSW interface")]
-[assembly: AssemblyInformationalVersion("7.10.0")]
+[assembly: AssemblyInformationalVersion("7.11.0")]
 [assembly: AssemblyCopyright("Copyright ©  2014-2023 schick Informatik")]
 [assembly: AssemblyTrademark("")]
\ No newline at end of file
diff --git a/bsmd.database/Properties/AssemblyProjectInfo.cs b/bsmd.database/Properties/AssemblyProjectInfo.cs
index d380561d..0554b202 100644
--- a/bsmd.database/Properties/AssemblyProjectInfo.cs
+++ b/bsmd.database/Properties/AssemblyProjectInfo.cs
@@ -1,4 +1,4 @@
 using System.Reflection;
 
-[assembly: AssemblyVersion("7.10.0.*")]
+[assembly: AssemblyVersion("7.11.0.*")]