Index: Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.Forms.Test/PropertyClasses/MacroStabilityInwardsFailureMechanismPropertiesTest.cs
===================================================================
diff -u -r60e5e7fd23d7d028fbf73251126ab5672d5ca8b9 -r2109804607e2c1041dc78167f44c116f0bee45df
--- Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.Forms.Test/PropertyClasses/MacroStabilityInwardsFailureMechanismPropertiesTest.cs	(.../MacroStabilityInwardsFailureMechanismPropertiesTest.cs)	(revision 60e5e7fd23d7d028fbf73251126ab5672d5ca8b9)
+++ Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.Forms.Test/PropertyClasses/MacroStabilityInwardsFailureMechanismPropertiesTest.cs	(.../MacroStabilityInwardsFailureMechanismPropertiesTest.cs)	(revision 2109804607e2c1041dc78167f44c116f0bee45df)
@@ -41,10 +41,11 @@
         private const int groupPropertyIndex = 2;
         private const int contributionPropertyIndex = 3;
         private const int isRelevantPropertyIndex = 4;
-        private const int aPropertyIndex = 5;
-        private const int bPropertyIndex = 6;
-        private const int sectionLengthPropertyIndex = 7;
-        private const int nPropertyIndex = 8;
+        private const int modelFactorPropertyIndex = 5;
+        private const int aPropertyIndex = 6;
+        private const int bPropertyIndex = 7;
+        private const int sectionLengthPropertyIndex = 8;
+        private const int nPropertyIndex = 9;
 
         [Test]
         public void Constructor_DataNull_ThrowArgumentNullException()
@@ -111,6 +112,7 @@
 
             const string generalCategory = "Algemeen";
             const string lengthEffectCategory = "Lengte-effect parameters";
+            const string modelSettingsCategory = "Modelinstellingen";
 
             PropertyDescriptor nameProperty = dynamicProperties[namePropertyIndex];
             PropertiesTestHelper.AssertRequiredPropertyDescriptorProperties(nameProperty,
@@ -147,6 +149,13 @@
                                                                             "Geeft aan of dit toetsspoor relevant is of niet.",
                                                                             true);
 
+            PropertyDescriptor modelFactorProperty = dynamicProperties[modelFactorPropertyIndex];
+            PropertiesTestHelper.AssertRequiredPropertyDescriptorProperties(modelFactorProperty,
+                                                                            generalCategory,
+                                                                            "Modelfactor [-]",
+                                                                            "Modelfactor die wordt gebruikt bij de berekening van de benaderde faalkans op basis van de berekende stabiliteitsfactor.",
+                                                                            true);
+
             PropertyDescriptor aProperty = dynamicProperties[aPropertyIndex];
             PropertiesTestHelper.AssertRequiredPropertyDescriptorProperties(aProperty,
                                                                             lengthEffectCategory,
@@ -299,6 +308,7 @@
             Assert.AreEqual(isRelevant, properties.DynamicVisibleValidationMethod(nameof(properties.B)));
             Assert.AreEqual(isRelevant, properties.DynamicVisibleValidationMethod(nameof(properties.SectionLength)));
             Assert.AreEqual(isRelevant, properties.DynamicVisibleValidationMethod(nameof(properties.N)));
+            Assert.AreEqual(isRelevant, properties.DynamicVisibleValidationMethod(nameof(properties.ModelFactor)));
 
             Assert.IsTrue(properties.DynamicVisibleValidationMethod(null));
         }