Index: Ringtoets/Integration/src/Ringtoets.Integration.Plugin/Merge/AssessmentSectionMergeHandler.cs
===================================================================
diff -u -r2ade7d912e2a4c2dfe475564b02894d4807f3908 -r3b9d111e1bd5a4b029f3a71cf93fb8f966a55708
--- Ringtoets/Integration/src/Ringtoets.Integration.Plugin/Merge/AssessmentSectionMergeHandler.cs	(.../AssessmentSectionMergeHandler.cs)	(revision 2ade7d912e2a4c2dfe475564b02894d4807f3908)
+++ Ringtoets/Integration/src/Ringtoets.Integration.Plugin/Merge/AssessmentSectionMergeHandler.cs	(.../AssessmentSectionMergeHandler.cs)	(revision 3b9d111e1bd5a4b029f3a71cf93fb8f966a55708)
@@ -86,6 +86,10 @@
                                                        sourceAssessmentSection.WaterLevelCalculationsForFactorizedSignalingNorm);
             MergeHydraulicBoundaryLocationCalculations(targetAssessmentSection.WaterLevelCalculationsForSignalingNorm,
                                                        sourceAssessmentSection.WaterLevelCalculationsForSignalingNorm);
+            MergeHydraulicBoundaryLocationCalculations(targetAssessmentSection.WaterLevelCalculationsForLowerLimitNorm,
+                                                       sourceAssessmentSection.WaterLevelCalculationsForLowerLimitNorm);
+            MergeHydraulicBoundaryLocationCalculations(targetAssessmentSection.WaterLevelCalculationsForFactorizedLowerLimitNorm,
+                                                       sourceAssessmentSection.WaterLevelCalculationsForFactorizedLowerLimitNorm);
         }
 
         private static void MergeHydraulicBoundaryLocationCalculations(IEnumerable<HydraulicBoundaryLocationCalculation> targetCalculations,
Index: Ringtoets/Integration/test/Ringtoets.Integration.Plugin.Test/Merge/AssessmentSectionMergeHandlerTest.cs
===================================================================
diff -u -rf8186fb2a8671540de19a190f40d6e2b47951d8b -r3b9d111e1bd5a4b029f3a71cf93fb8f966a55708
--- Ringtoets/Integration/test/Ringtoets.Integration.Plugin.Test/Merge/AssessmentSectionMergeHandlerTest.cs	(.../AssessmentSectionMergeHandlerTest.cs)	(revision f8186fb2a8671540de19a190f40d6e2b47951d8b)
+++ Ringtoets/Integration/test/Ringtoets.Integration.Plugin.Test/Merge/AssessmentSectionMergeHandlerTest.cs	(.../AssessmentSectionMergeHandlerTest.cs)	(revision 3b9d111e1bd5a4b029f3a71cf93fb8f966a55708)
@@ -335,6 +335,10 @@
                                               section => section.WaterLevelCalculationsForFactorizedSignalingNorm));
             yield return new TestCaseData(new Func<AssessmentSection, IEnumerable<HydraulicBoundaryLocationCalculation>>(
                                               section => section.WaterLevelCalculationsForSignalingNorm));
+            yield return new TestCaseData(new Func<AssessmentSection, IEnumerable<HydraulicBoundaryLocationCalculation>>(
+                                              section => section.WaterLevelCalculationsForLowerLimitNorm));
+            yield return new TestCaseData(new Func<AssessmentSection, IEnumerable<HydraulicBoundaryLocationCalculation>>(
+                                              section => section.WaterLevelCalculationsForFactorizedLowerLimitNorm));
         }
 
         private static AssessmentSection CreateAssessmentSection(TestHydraulicBoundaryLocation[] locations)