Index: Application/Ringtoets/test/Application.Ringtoets.Storage.Test/IntegrationTests/MigrationTo181IntegrationTest.cs
===================================================================
diff -u -r7d89262d3b971dceec1e987e22d0027bf675c196 -rf7036a73fff399ef3c8524ffe9099e9b8fcbf3d8
--- Application/Ringtoets/test/Application.Ringtoets.Storage.Test/IntegrationTests/MigrationTo181IntegrationTest.cs	(.../MigrationTo181IntegrationTest.cs)	(revision 7d89262d3b971dceec1e987e22d0027bf675c196)
+++ Application/Ringtoets/test/Application.Ringtoets.Storage.Test/IntegrationTests/MigrationTo181IntegrationTest.cs	(.../MigrationTo181IntegrationTest.cs)	(revision f7036a73fff399ef3c8524ffe9099e9b8fcbf3d8)
@@ -63,6 +63,9 @@
                     AssertPipingSoilLayers(reader);
                     AssertHydraRingPreprocessor(reader);
                     AssertStabilityStoneCoverFailureMechanism(reader);
+                    AssertHeightStructuresFailureMechanism(reader, sourceFilePath);
+                    AssertGrassCoverErosionInwardsFailureMechanism(reader, sourceFilePath);
+                    AssertGrassCoverErosionOutwardsFailureMechanism(reader, sourceFilePath);
                 }
 
                 AssertLogDatabase(logFilePath);
@@ -274,11 +277,50 @@
 
         private static void AssertStabilityStoneCoverFailureMechanism(MigratedDatabaseReader reader)
         {
-            const string validatePreprocessorSettings =
+            const string validateStabilityStoneCoverFailureMechanism =
                 "SELECT COUNT() = 0 " +
-                "FROM [StabilityStoneCoverFailureMechanismMetaEntity]" +
+                "FROM [StabilityStoneCoverFailureMechanismMetaEntity] " +
                 "WHERE [N] IS NOT 4;";
-            reader.AssertReturnedDataIsValid(validatePreprocessorSettings);
+            reader.AssertReturnedDataIsValid(validateStabilityStoneCoverFailureMechanism);
         }
+
+        private static void AssertHeightStructuresFailureMechanism(MigratedDatabaseReader reader, string sourceFilePath)
+        {
+            string validateHeightStructuresFailureMechanism =
+                $"ATTACH DATABASE \"{sourceFilePath}\" AS SOURCEPROJECT; " +
+                "SELECT COUNT() = 0 " +
+                "FROM [SOURCEPROJECT].HeightStructuresFailureMechanismMetaEntity AS sourceMetaEntity " +
+                "INNER JOIN [HeightStructuresFailureMechanismMetaEntity] AS newMetaEntity " +
+                "ON sourceMetaEntity.HeightStructuresFailureMechanismMetaEntityId = newMetaEntity.HeightStructuresFailureMechanismMetaEntityId " +
+                "AND sourceMetaEntity.N IS NOT newMetaEntity.N;" +
+                "DETACH DATABASE SOURCEPROJECT;";
+            reader.AssertReturnedDataIsValid(validateHeightStructuresFailureMechanism);
+        }
+
+        private static void AssertGrassCoverErosionInwardsFailureMechanism(MigratedDatabaseReader reader, string sourceFilePath)
+        {
+            string validateGrassCoverErosionInwardsFailureMechanism =
+                $"ATTACH DATABASE \"{sourceFilePath}\" AS SOURCEPROJECT; " +
+                "SELECT COUNT() = 0 " +
+                "FROM [SOURCEPROJECT].GrassCoverErosionInwardsFailureMechanismMetaEntity AS sourceMetaEntity " +
+                "INNER JOIN [GrassCoverErosionInwardsFailureMechanismMetaEntity] AS newMetaEntity " +
+                "ON sourceMetaEntity.GrassCoverErosionInwardsFailureMechanismMetaEntityId = newMetaEntity.GrassCoverErosionInwardsFailureMechanismMetaEntityId " +
+                "AND sourceMetaEntity.N IS NOT newMetaEntity.N;" +
+                "DETACH DATABASE SOURCEPROJECT;";
+            reader.AssertReturnedDataIsValid(validateGrassCoverErosionInwardsFailureMechanism);
+        }
+
+        private static void AssertGrassCoverErosionOutwardsFailureMechanism(MigratedDatabaseReader reader, string sourceFilePath)
+        {
+            string validateGrassCoverErosionOutwardsFailureMechanism =
+                $"ATTACH DATABASE \"{sourceFilePath}\" AS SOURCEPROJECT; " +
+                "SELECT COUNT() = 0 " +
+                "FROM [SOURCEPROJECT].GrassCoverErosionOutwardsFailureMechanismMetaEntity AS sourceMetaEntity " +
+                "INNER JOIN [GrassCoverErosionOutwardsFailureMechanismMetaEntity] AS newMetaEntity " +
+                "ON sourceMetaEntity.GrassCoverErosionOutwardsFailureMechanismMetaEntityId = newMetaEntity.GrassCoverErosionOutwardsFailureMechanismMetaEntityId " +
+                "AND sourceMetaEntity.N IS NOT newMetaEntity.N;" +
+                "DETACH DATABASE SOURCEPROJECT;";
+            reader.AssertReturnedDataIsValid(validateGrassCoverErosionOutwardsFailureMechanism);
+        }
     }
 }
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