Index: Ringtoets/Integration/src/Ringtoets.Integration.Forms/Views/AssemblyResultPerSectionMapView.cs
===================================================================
diff -u -refb5a7db973f4a0e5b5f0532a594d7fa14159f41 -r9a978c6ff273704a01a2e4189484a5a59b0a5363
--- Ringtoets/Integration/src/Ringtoets.Integration.Forms/Views/AssemblyResultPerSectionMapView.cs	(.../AssemblyResultPerSectionMapView.cs)	(revision efb5a7db973f4a0e5b5f0532a594d7fa14159f41)
+++ Ringtoets/Integration/src/Ringtoets.Integration.Forms/Views/AssemblyResultPerSectionMapView.cs	(.../AssemblyResultPerSectionMapView.cs)	(revision 9a978c6ff273704a01a2e4189484a5a59b0a5363)
@@ -45,7 +45,6 @@
         private readonly MapPointData hydraulicBoundaryLocationsMapData;
 
         private Observer assessmentSectionObserver;
-        private Observer referenceLineObserver;
         private Observer hydraulicBoundaryLocationsObserver;
         private RecursiveObserver<IObservableEnumerable<HydraulicBoundaryLocationCalculation>, HydraulicBoundaryLocationCalculation> waterLevelCalculationsForFactorizedSignalingNormObserver;
         private RecursiveObserver<IObservableEnumerable<HydraulicBoundaryLocationCalculation>, HydraulicBoundaryLocationCalculation> waterLevelCalculationsForSignalingNormObserver;
@@ -109,7 +108,6 @@
             if (disposing)
             {
                 assessmentSectionObserver.Dispose();
-                referenceLineObserver.Dispose();
                 waterLevelCalculationsForFactorizedSignalingNormObserver.Dispose();
                 waterLevelCalculationsForSignalingNormObserver.Dispose();
                 waterLevelCalculationsForLowerLimitNormObserver.Dispose();
@@ -128,13 +126,8 @@
 
         private void CreateObservers()
         {
-            referenceLineObserver = new Observer(UpdateReferenceLineMapData)
+            assessmentSectionObserver = new Observer(UpdateAssessmentSectionData)
             {
-                Observable = AssessmentSection
-            };
-
-            assessmentSectionObserver = new Observer(UpdateAssemblyResultsMapData)
-            {
                 Observable = new AssessmentSectionResultObserver(AssessmentSection)
             };
 
@@ -163,16 +156,17 @@
 
         private void SetAllMapDataFeatures()
         {
-            if (AssessmentSection.ReferenceLine == null)
-            {
-                return;
-            }
-
             SetReferenceLineMapData();
             SetHydraulicBoundaryLocationsMapData();
             SetAssemblyResultsMapData();
         }
 
+        private void UpdateAssessmentSectionData()
+        {
+            UpdateAssemblyResultsMapData();
+            UpdateReferenceLineMapData();
+        }
+
         #region AssemblyResults MapData
 
         private void UpdateAssemblyResultsMapData()
Index: Ringtoets/Integration/test/Ringtoets.Integration.Forms.Test/Views/AssemblyResultPerSectionMapViewTest.cs
===================================================================
diff -u -ra199966cb016dd5596430ada947e252d5b6b62e7 -r9a978c6ff273704a01a2e4189484a5a59b0a5363
--- Ringtoets/Integration/test/Ringtoets.Integration.Forms.Test/Views/AssemblyResultPerSectionMapViewTest.cs	(.../AssemblyResultPerSectionMapViewTest.cs)	(revision a199966cb016dd5596430ada947e252d5b6b62e7)
+++ Ringtoets/Integration/test/Ringtoets.Integration.Forms.Test/Views/AssemblyResultPerSectionMapViewTest.cs	(.../AssemblyResultPerSectionMapViewTest.cs)	(revision 9a978c6ff273704a01a2e4189484a5a59b0a5363)
@@ -130,12 +130,7 @@
             // Setup
             var random = new Random(21);
             
-            AssessmentSection assessmentSection = CreateAssessmentSection();
-            assessmentSection.ReferenceLine.SetGeometry(new[]
-            {
-                new Point2D(1.0, 2.0),
-                new Point2D(2.0, 1.0)
-            });
+            AssessmentSection assessmentSection = CreateAssessmentSectionWithReferenceLine();
             assessmentSection.SetHydraulicBoundaryLocationCalculations(new[]
             {
                 new HydraulicBoundaryLocation(1, "test", 1.0, 2.0)
@@ -254,23 +249,44 @@
         }
 
         [Test]
-        public void UpdateObserver_ReferenceLineUpdated_MapDataUpdated()
+        public void UpdateObserver_AssessmentSectionUpdated_MapDataUpdated()
         {
             // Setup
-            var referenceLine = new ReferenceLine();
-            referenceLine.SetGeometry(new[]
-            {
-                new Point2D(1.0, 2.0),
-                new Point2D(2.0, 1.0)
-            });
+            AssessmentSection assessmentSection = CreateAssessmentSectionWithReferenceLine();
 
-            var assessmentSection = new AssessmentSection(new Random(21).NextEnumValue<AssessmentSectionComposition>());
-            assessmentSection.ReferenceLine.SetGeometry(new[]
+            using (var view = new AssemblyResultPerSectionMapView(assessmentSection))
             {
-                new Point2D(1.0, 2.0),
-                new Point2D(2.0, 1.0)
-            });
+                IMapControl map = ((RingtoetsMapControl) view.Controls[0]).MapControl;
 
+                var mocks = new MockRepository();
+                IObserver[] observers = AttachMapDataObservers(mocks, map.Data.Collection);
+                observers[referenceLineIndex].Expect(obs => obs.UpdateObserver());
+                observers[assemblyResultsIndex].Expect(obs => obs.UpdateObserver());
+                mocks.ReplayAll();
+
+                var referenceLineMapData = (MapLineData)map.Data.Collection.ElementAt(referenceLineIndex);
+
+                // Precondition
+                MapFeaturesTestHelper.AssertReferenceLineMetaData(assessmentSection.ReferenceLine, assessmentSection, referenceLineMapData.Features);
+                AssertReferenceLineMapData(assessmentSection.ReferenceLine, referenceLineMapData);
+
+                // Call
+                assessmentSection.Name = "New name";
+                assessmentSection.NotifyObservers();
+
+                // Assert
+                MapFeaturesTestHelper.AssertReferenceLineMetaData(assessmentSection.ReferenceLine, assessmentSection, referenceLineMapData.Features);
+                mocks.VerifyAll();
+            }
+        }
+
+        [Test]
+        public void UpdateObserver_ReferenceLineUpdated_MapDataUpdated()
+        {
+            // Setup
+            AssessmentSection assessmentSection = CreateAssessmentSectionWithReferenceLine();
+            ReferenceLine referenceLine = assessmentSection.ReferenceLine;
+
             using (var view = new AssemblyResultPerSectionMapView(assessmentSection))
             {
                 IMapControl map = ((RingtoetsMapControl) view.Controls[0]).MapControl;
@@ -287,12 +303,12 @@
                 AssertReferenceLineMapData(assessmentSection.ReferenceLine, referenceLineMapData);
 
                 // Call
-                assessmentSection.ReferenceLine.SetGeometry(new[]
+                referenceLine.SetGeometry(new[]
                 {
                     new Point2D(2.0, 5.0),
                     new Point2D(4.0, 3.0)
                 });
-                assessmentSection.NotifyObservers();
+                referenceLine.NotifyObservers();
 
                 // Assert
                 AssertReferenceLineMapData(assessmentSection.ReferenceLine, referenceLineMapData);
@@ -324,6 +340,7 @@
 
                     var mocks = new MockRepository();
                     IObserver[] observers = AttachMapDataObservers(mocks, mapData.Collection);
+                    observers[referenceLineIndex].Expect(obs => obs.UpdateObserver());
                     observers[assemblyResultsIndex].Expect(obs => obs.UpdateObserver());
                     mocks.ReplayAll();