Index: Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.Forms/PropertyClasses/MacroStabilityInwardsInputContextProperties.cs
===================================================================
diff -u -rb116b56a97e5a4aee668e9dda089e8a2e2d45e57 -rf00ef179f4b76ecd6fcfe67b1e6ea797e8525509
--- Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.Forms/PropertyClasses/MacroStabilityInwardsInputContextProperties.cs	(.../MacroStabilityInwardsInputContextProperties.cs)	(revision b116b56a97e5a4aee668e9dda089e8a2e2d45e57)
+++ Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.Forms/PropertyClasses/MacroStabilityInwardsInputContextProperties.cs	(.../MacroStabilityInwardsInputContextProperties.cs)	(revision f00ef179f4b76ecd6fcfe67b1e6ea797e8525509)
@@ -69,38 +69,34 @@
         private const int settingsCategoryIndex = 3;
         private const int totalCategoryCount = 3;
 
-        private readonly Func<RoundedDouble> getNormativeAssessmentLevelFunc;
+        private readonly RoundedDouble normativeAssessmentLevel;
         private readonly IObservablePropertyChangeHandler propertyChangeHandler;
 
         /// <summary>
         /// Creates a new instance of <see cref="MacroStabilityInwardsInputContextProperties"/>.
         /// </summary>
         /// <param name="data">The instance to show the properties for.</param>
-        /// <param name="getNormativeAssessmentLevelFunc"><see cref="Func{TResult}"/> for obtaining the normative assessment level.</param>
+        /// <param name="normativeAssessmentLevel">The normative assessment level.</param>
         /// <param name="propertyChangeHandler">The handler responsible for handling effects of a property change.</param>
-        /// <exception cref="ArgumentNullException">Thrown when any parameter is <c>null</c>.</exception>
+        /// <exception cref="ArgumentNullException">Thrown when <paramref name="data"/> or
+        /// <paramref name="propertyChangeHandler"/> is <c>null</c>.</exception>
         public MacroStabilityInwardsInputContextProperties(MacroStabilityInwardsInputContext data,
-                                                           Func<RoundedDouble> getNormativeAssessmentLevelFunc,
+                                                           RoundedDouble normativeAssessmentLevel,
                                                            IObservablePropertyChangeHandler propertyChangeHandler)
         {
             if (data == null)
             {
                 throw new ArgumentNullException(nameof(data));
             }
 
-            if (getNormativeAssessmentLevelFunc == null)
-            {
-                throw new ArgumentNullException(nameof(getNormativeAssessmentLevelFunc));
-            }
-
             if (propertyChangeHandler == null)
             {
                 throw new ArgumentNullException(nameof(this.propertyChangeHandler));
             }
 
             Data = data;
 
-            this.getNormativeAssessmentLevelFunc = getNormativeAssessmentLevelFunc;
+            this.normativeAssessmentLevel = normativeAssessmentLevel;
             this.propertyChangeHandler = propertyChangeHandler;
         }
 
@@ -201,7 +197,7 @@
             {
                 return data.WrappedData.UseAssessmentLevelManualInput
                            ? data.WrappedData.AssessmentLevel
-                           : getNormativeAssessmentLevelFunc();
+                           : normativeAssessmentLevel;
             }
             set
             {