Index: Ringtoets/Integration/src/Ringtoets.Integration.Forms/Views/SectionResultViews/MacroStabilityOutwardsResultView.cs
===================================================================
diff -u -r6964a11e5853dcd0569c54b186f91d0eb9cbf840 -rd08ab1ae8e6befe9ba2e16fdb9264cd5dbc6d8ad
--- Ringtoets/Integration/src/Ringtoets.Integration.Forms/Views/SectionResultViews/MacroStabilityOutwardsResultView.cs	(.../MacroStabilityOutwardsResultView.cs)	(revision 6964a11e5853dcd0569c54b186f91d0eb9cbf840)
+++ Ringtoets/Integration/src/Ringtoets.Integration.Forms/Views/SectionResultViews/MacroStabilityOutwardsResultView.cs	(.../MacroStabilityOutwardsResultView.cs)	(revision d08ab1ae8e6befe9ba2e16fdb9264cd5dbc6d8ad)
@@ -44,6 +44,7 @@
         private const int detailedAssessmentProbabilityIndex = 3;
         private const int tailorMadeAssessmentResultIndex = 4;
         private const int tailorMadeAssessmentProbabilityIndex = 5;
+        private const int manualAssemblyCategoryGroupIndex = 11;
 
         private readonly IAssessmentSection assessmentSection;
 
@@ -149,7 +150,13 @@
                     {
                         tailorMadeAssessmentProbabilityIndex
                     },
-                    row => row.TailorMadeAssessmentResult != TailorMadeAssessmentResultType.Probability)
+                    row => row.TailorMadeAssessmentResult != TailorMadeAssessmentResultType.Probability),
+                new DataGridViewColumnFormattingRule<MacroStabilityOutwardsSectionResultRow>(
+                    new []
+                    {
+                        manualAssemblyCategoryGroupIndex
+                    },
+                    row => !row.UseManualAssemblyCategoryGroup), 
             };
         }
     }
Index: Ringtoets/Integration/test/Ringtoets.Integration.Forms.Test/Views/SectionResultViews/MacrostabilityOutwardsResultViewTest.cs
===================================================================
diff -u -r6964a11e5853dcd0569c54b186f91d0eb9cbf840 -rd08ab1ae8e6befe9ba2e16fdb9264cd5dbc6d8ad
--- Ringtoets/Integration/test/Ringtoets.Integration.Forms.Test/Views/SectionResultViews/MacrostabilityOutwardsResultViewTest.cs	(.../MacrostabilityOutwardsResultViewTest.cs)	(revision 6964a11e5853dcd0569c54b186f91d0eb9cbf840)
+++ Ringtoets/Integration/test/Ringtoets.Integration.Forms.Test/Views/SectionResultViews/MacrostabilityOutwardsResultViewTest.cs	(.../MacrostabilityOutwardsResultViewTest.cs)	(revision d08ab1ae8e6befe9ba2e16fdb9264cd5dbc6d8ad)
@@ -337,5 +337,44 @@
                 mocks.VerifyAll();
             }
         }
+
+        [Test]
+        [TestCase(true)]
+        [TestCase(false)]
+        public void FailureMechanismResultView_UseManualAssemblyCategoryGroupSet_CellDisabledEnabled(bool useManualAssemblyCategoryGroup)
+        {
+            // Setup
+            var mocks = new MockRepository();
+            var assessmentSection = mocks.Stub<IAssessmentSection>();
+            mocks.ReplayAll();
+
+            var result = new MacroStabilityOutwardsFailureMechanismSectionResult(
+                FailureMechanismSectionTestFactory.CreateFailureMechanismSection())
+            {
+                UseManualAssemblyCategoryGroup = useManualAssemblyCategoryGroup
+            };
+            var sectionResults = new ObservableList<MacroStabilityOutwardsFailureMechanismSectionResult>
+            {
+                result
+            };
+
+            // Call
+            using (var form = new Form())
+            using (var view = new MacroStabilityOutwardsResultView(sectionResults, new MacroStabilityOutwardsFailureMechanism(), assessmentSection))
+            {
+                form.Controls.Add(view);
+                form.Show();
+
+                var dataGridView = (DataGridView)new ControlTester("dataGridView").TheObject;
+                DataGridViewCellCollection cells = dataGridView.Rows[0].Cells;
+
+                // Assert
+                DataGridViewTestHelper.AssertCellsState(cells, new[]
+                {
+                    manualAssemblyCategoryGroupIndex
+                }, useManualAssemblyCategoryGroup);
+                mocks.VerifyAll();
+            }
+        }
     }
 }
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