Index: Ringtoets/Integration/src/Ringtoets.Integration.Plugin/Merge/AssessmentSectionMergeHandler.cs
===================================================================
diff -u -r1ddd8b0ed9eedc22ca7a4396a44d95c1cfe519ec -r0477850e16a4b4244bec0cc283da5804cf63a34c
--- Ringtoets/Integration/src/Ringtoets.Integration.Plugin/Merge/AssessmentSectionMergeHandler.cs	(.../AssessmentSectionMergeHandler.cs)	(revision 1ddd8b0ed9eedc22ca7a4396a44d95c1cfe519ec)
+++ Ringtoets/Integration/src/Ringtoets.Integration.Plugin/Merge/AssessmentSectionMergeHandler.cs	(.../AssessmentSectionMergeHandler.cs)	(revision 0477850e16a4b4244bec0cc283da5804cf63a34c)
@@ -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 -r8ab017d623b7adcd35db20c691fd14d3e57178f5 -r0477850e16a4b4244bec0cc283da5804cf63a34c
--- Ringtoets/Integration/test/Ringtoets.Integration.Plugin.Test/Merge/AssessmentSectionMergeHandlerTest.cs	(.../AssessmentSectionMergeHandlerTest.cs)	(revision 8ab017d623b7adcd35db20c691fd14d3e57178f5)
+++ Ringtoets/Integration/test/Ringtoets.Integration.Plugin.Test/Merge/AssessmentSectionMergeHandlerTest.cs	(.../AssessmentSectionMergeHandlerTest.cs)	(revision 0477850e16a4b4244bec0cc283da5804cf63a34c)
@@ -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)