Index: Ringtoets/HeightStructures/src/Ringtoets.HeightStructures.Plugin/FileImporters/HeightStructureUpdateDataStrategy.cs
===================================================================
diff -u -r4954f3a3c5eab3aff1b2d4c5a58364f06fe4bbd2 -rf21dfc68719af2540c7c07392fdd3d045907098d
--- Ringtoets/HeightStructures/src/Ringtoets.HeightStructures.Plugin/FileImporters/HeightStructureUpdateDataStrategy.cs	(.../HeightStructureUpdateDataStrategy.cs)	(revision 4954f3a3c5eab3aff1b2d4c5a58364f06fe4bbd2)
+++ Ringtoets/HeightStructures/src/Ringtoets.HeightStructures.Plugin/FileImporters/HeightStructureUpdateDataStrategy.cs	(.../HeightStructureUpdateDataStrategy.cs)	(revision f21dfc68719af2540c7c07392fdd3d045907098d)
@@ -21,13 +21,16 @@
 
 using System;
 using System.Collections.Generic;
+using System.Linq;
 using Core.Common.Base;
 using Ringtoets.Common.Data;
 using Ringtoets.Common.Data.Exceptions;
+using Ringtoets.Common.Data.Structures;
 using Ringtoets.Common.Data.UpdateDataStrategies;
 using Ringtoets.Common.IO.Exceptions;
 using Ringtoets.Common.IO.Properties;
 using Ringtoets.Common.IO.Structures;
+using Ringtoets.Common.Utils;
 using Ringtoets.HeightStructures.Data;
 using Ringtoets.HeightStructures.Service;
 
@@ -74,6 +77,22 @@
 
         #endregion
 
+        /// <summary>
+        /// Class for comparing <see cref="HeightStructure"/> by only the id.
+        /// </summary>
+        private class StructureIdEqualityComparer : IEqualityComparer<HeightStructure>
+        {
+            public bool Equals(HeightStructure x, HeightStructure y)
+            {
+                return x.Id.Equals(y.Id);
+            }
+
+            public int GetHashCode(HeightStructure obj)
+            {
+                return obj.Id.GetHashCode();
+            }
+        }
+
         #region Updating Data Functions
 
         protected override IEnumerable<IObservable> UpdateObjectAndDependentData(HeightStructure objectToUpdate,
@@ -84,27 +103,43 @@
             if (!objectToUpdate.Equals(objectToUpdateFrom))
             {
                 objectToUpdate.CopyProperties(objectToUpdateFrom);
+
+                affectedObjects.AddRange(UpdateHeightStructureDependentData(objectToUpdate));
             }
 
             return affectedObjects;
         }
 
-        #endregion
-
-        /// <summary>
-        /// Class for comparing <see cref="HeightStructure"/> by only the id.
-        /// </summary>
-        private class StructureIdEqualityComparer : IEqualityComparer<HeightStructure>
+        private IEnumerable<IObservable> UpdateHeightStructureDependentData(HeightStructure structure)
         {
-            public bool Equals(HeightStructure x, HeightStructure y)
-            {
-                return x.Id.Equals(y.Id);
-            }
+            var affectedObjects = new List<IObservable>();
 
-            public int GetHashCode(HeightStructure obj)
+            foreach (StructuresCalculation<HeightStructuresInput> affectedCalculation in GetAffectedCalculationsWithHeightStructure(structure))
             {
-                return obj.Id.GetHashCode();
+                affectedObjects.Add(affectedCalculation.InputParameters);
+                if (affectedCalculation.HasOutput)
+                {
+                    affectedObjects.Add(affectedCalculation);
+                }
             }
+
+            affectedObjects.AddRange(StructuresHelper.UpdateCalculationToSectionResultAssignments(
+                                         FailureMechanism.SectionResults,
+                                         FailureMechanism.Calculations.Cast<StructuresCalculation<HeightStructuresInput>>())
+            );
+
+            return affectedObjects;
         }
+
+        private IEnumerable<StructuresCalculation<HeightStructuresInput>> GetAffectedCalculationsWithHeightStructure(HeightStructure structure)
+        {
+            IEnumerable<StructuresCalculation<HeightStructuresInput>> affectedCalculations =
+                FailureMechanism.Calculations
+                                .Cast<StructuresCalculation<HeightStructuresInput>>()
+                                .Where(calc => ReferenceEquals(calc.InputParameters.Structure, structure));
+            return affectedCalculations;
+        }
+
+        #endregion
     }
 }
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