Index: Ringtoets/GrassCoverErosionOutwards/src/Ringtoets.GrassCoverErosionOutwards.Forms/Views/GrassCoverErosionOutwardsFailureMechanismSectionResultRow.cs
===================================================================
diff -u -re1f407b3d93adfa477726ede6ba785c3a7eac991 -rc2c538a297cf459a535a8525ca0f3614bb0e7c39
--- Ringtoets/GrassCoverErosionOutwards/src/Ringtoets.GrassCoverErosionOutwards.Forms/Views/GrassCoverErosionOutwardsFailureMechanismSectionResultRow.cs	(.../GrassCoverErosionOutwardsFailureMechanismSectionResultRow.cs)	(revision e1f407b3d93adfa477726ede6ba785c3a7eac991)
+++ Ringtoets/GrassCoverErosionOutwards/src/Ringtoets.GrassCoverErosionOutwards.Forms/Views/GrassCoverErosionOutwardsFailureMechanismSectionResultRow.cs	(.../GrassCoverErosionOutwardsFailureMechanismSectionResultRow.cs)	(revision c2c538a297cf459a535a8525ca0f3614bb0e7c39)
@@ -303,6 +303,7 @@
         public override void Update()
         {
             UpdateDerivedData();
+            UpdateColumnStateDefinitionStates();
         }
 
         private void CreateColumnStateDefinitions()
@@ -404,6 +405,40 @@
         }
 
         /// <summary>
+        /// Updates the column state definitions.
+        /// </summary>
+        /// <exception cref="NotSupportedException">Thrown when <see cref="FailureMechanismSectionAssemblyCategoryGroup"/>
+        /// is a valid value, but unsupported.</exception>
+        private void UpdateColumnStateDefinitionStates()
+        {
+            bool simpleAssessmentSufficient = FailureMechanismSectionResultRowHelper.SimpleAssessmentIsSufficient(SimpleAssessmentResult);
+
+            FailureMechanismSectionResultRowHelper.SetColumnState(ColumnStateDefinitions[simpleAssessmentResultIndex], UseManualAssemblyCategoryGroup);
+            FailureMechanismSectionResultRowHelper.SetColumnState(ColumnStateDefinitions[detailedAssessmentResultForFactorizedSignalingNormIndex],
+                                                                  simpleAssessmentSufficient || UseManualAssemblyCategoryGroup);
+            FailureMechanismSectionResultRowHelper.SetColumnState(ColumnStateDefinitions[detailedAssessmentResultForSignalingNormIndex],
+                                                                  simpleAssessmentSufficient || UseManualAssemblyCategoryGroup);
+            FailureMechanismSectionResultRowHelper.SetColumnState(ColumnStateDefinitions[detailedAssessmentResultForMechanismSpecificLowerLimitNormIndex],
+                                                                  simpleAssessmentSufficient || UseManualAssemblyCategoryGroup);
+            FailureMechanismSectionResultRowHelper.SetColumnState(ColumnStateDefinitions[detailedAssessmentResultForLowerLimitNormIndex],
+                                                                  simpleAssessmentSufficient || UseManualAssemblyCategoryGroup);
+            FailureMechanismSectionResultRowHelper.SetColumnState(ColumnStateDefinitions[detailedAssessmentResultForFactorizedLowerLimitNormIndex],
+                                                                  simpleAssessmentSufficient || UseManualAssemblyCategoryGroup);
+            FailureMechanismSectionResultRowHelper.SetColumnState(ColumnStateDefinitions[tailorMadeAssessmentResultIndex],
+                                                                  simpleAssessmentSufficient || UseManualAssemblyCategoryGroup);
+
+            if (UseManualAssemblyCategoryGroup)
+            {
+                FailureMechanismSectionResultRowHelper.DisableColumn(ColumnStateDefinitions[simpleAssemblyCategoryGroupIndex]);
+                FailureMechanismSectionResultRowHelper.DisableColumn(ColumnStateDefinitions[detailedAssemblyCategoryGroupIndex]);
+                FailureMechanismSectionResultRowHelper.DisableColumn(ColumnStateDefinitions[tailorMadeAssemblyCategoryGroupIndex]);
+                FailureMechanismSectionResultRowHelper.DisableColumn(ColumnStateDefinitions[combinedAssemblyCategoryGroupIndex]);
+            }
+
+            FailureMechanismSectionResultRowHelper.SetColumnState(ColumnStateDefinitions[manualAssemblyCategoryGroupIndex], !UseManualAssemblyCategoryGroup);
+        }
+
+        /// <summary>
         /// Class holding the various construction parameters for <see cref="GrassCoverErosionOutwardsFailureMechanismSectionResultRow"/>.
         /// </summary>
         public class ConstructionProperties