Index: Ringtoets/AssemblyTool/src/Ringtoets.AssemblyTool.IO/Model/SerializableAssembly.cs
===================================================================
diff -u -rb50aa5c330d5c514ef0727cb9b732094c228eb46 -rc37e7aa9fdd38a0476335e056b33c583486ed1af
--- Ringtoets/AssemblyTool/src/Ringtoets.AssemblyTool.IO/Model/SerializableAssembly.cs	(.../SerializableAssembly.cs)	(revision b50aa5c330d5c514ef0727cb9b732094c228eb46)
+++ Ringtoets/AssemblyTool/src/Ringtoets.AssemblyTool.IO/Model/SerializableAssembly.cs	(.../SerializableAssembly.cs)	(revision c37e7aa9fdd38a0476335e056b33c583486ed1af)
@@ -95,6 +95,7 @@
         [XmlArrayItem(typeof(SerializableTotalAssemblyResult))]
         [XmlArrayItem(typeof(SerializableFailureMechanism))]
         [XmlArrayItem(typeof(SerializableFailureMechanismSectionAssembly))]
+        [XmlArrayItem(typeof(SerializableFailureMechanismSections))]
         public SerializableFeatureMember[] FeatureMembers { get; set; }
     }
 }
\ No newline at end of file
Index: Ringtoets/AssemblyTool/src/Ringtoets.AssemblyTool.IO/Model/SerializableAssessmentProcess.cs
===================================================================
diff -u -r4370689b5b8ddbdcbec2c0632ca7cf4220851eac -rc37e7aa9fdd38a0476335e056b33c583486ed1af
--- Ringtoets/AssemblyTool/src/Ringtoets.AssemblyTool.IO/Model/SerializableAssessmentProcess.cs	(.../SerializableAssessmentProcess.cs)	(revision 4370689b5b8ddbdcbec2c0632ca7cf4220851eac)
+++ Ringtoets/AssemblyTool/src/Ringtoets.AssemblyTool.IO/Model/SerializableAssessmentProcess.cs	(.../SerializableAssessmentProcess.cs)	(revision c37e7aa9fdd38a0476335e056b33c583486ed1af)
@@ -42,14 +42,12 @@
         /// <param name="assessmentSection">The assessment section this process belongs to.</param>
         /// <param name="startYear">The starting year of the assessment process.</param>
         /// <param name="endYear">The end year of the assessment process.</param>
-        /// <param name="description">The description of the assessment process.</param>
         /// <exception cref="ArgumentNullException">Thrown when <paramref name="id"/>
         /// or <paramref name="assessmentSection"/> is <c>null</c>.</exception>
         public SerializableAssessmentProcess(string id,
                                              SerializableAssessmentSection assessmentSection,
                                              int startYear,
-                                             int endYear,
-                                             string description = null)
+                                             int endYear)
         {
             if (id == null)
             {
@@ -65,7 +63,6 @@
             AssessmentSectionId = assessmentSection.Id;
             StartYear = startYear;
             EndYear = endYear;
-            Description = description;
         }
 
         /// <summary>
@@ -91,11 +88,5 @@
         /// </summary>
         [XmlElement(AssemblyXmlIdentifiers.EndYear)]
         public int EndYear { get; set; }
-
-        /// <summary>
-        /// Gets or sets the description.
-        /// </summary>
-        [XmlElement(AssemblyXmlIdentifiers.Description)]
-        public string Description { get; set; }
     }
 }
\ No newline at end of file
Index: Ringtoets/AssemblyTool/test/Ringtoets.AssemblyTool.IO.Test/Model/SerializableAssemblyTest.cs
===================================================================
diff -u -rb50aa5c330d5c514ef0727cb9b732094c228eb46 -rc37e7aa9fdd38a0476335e056b33c583486ed1af
--- Ringtoets/AssemblyTool/test/Ringtoets.AssemblyTool.IO.Test/Model/SerializableAssemblyTest.cs	(.../SerializableAssemblyTest.cs)	(revision b50aa5c330d5c514ef0727cb9b732094c228eb46)
+++ Ringtoets/AssemblyTool/test/Ringtoets.AssemblyTool.IO.Test/Model/SerializableAssemblyTest.cs	(.../SerializableAssemblyTest.cs)	(revision c37e7aa9fdd38a0476335e056b33c583486ed1af)
@@ -66,12 +66,13 @@
             Assert.AreEqual("featureMember", xmlArrayAttribute.ElementName);
 
             IEnumerable<XmlArrayItemAttribute> xmlArrayItemAttributes = TypeUtils.GetPropertyAttributes<SerializableAssembly, XmlArrayItemAttribute>(nameof(SerializableAssembly.FeatureMembers));
-            Assert.AreEqual(5, xmlArrayItemAttributes.Count());
+            Assert.AreEqual(6, xmlArrayItemAttributes.Count());
             Assert.AreEqual(typeof(SerializableAssessmentProcess), xmlArrayItemAttributes.ElementAt(0).Type);
             Assert.AreEqual(typeof(SerializableAssessmentSection), xmlArrayItemAttributes.ElementAt(1).Type);
             Assert.AreEqual(typeof(SerializableTotalAssemblyResult), xmlArrayItemAttributes.ElementAt(2).Type);
             Assert.AreEqual(typeof(SerializableFailureMechanism), xmlArrayItemAttributes.ElementAt(3).Type);
             Assert.AreEqual(typeof(SerializableFailureMechanismSectionAssembly), xmlArrayItemAttributes.ElementAt(4).Type);
+            Assert.AreEqual(typeof(SerializableFailureMechanismSections), xmlArrayItemAttributes.ElementAt(5).Type);
         }
 
         [Test]
@@ -211,6 +212,8 @@
                                                                      SerializableAssemblyGroup.Group4,
                                                                      new SerializableFailureMechanismAssemblyResult(SerializableAssemblyMethod.WBI1A1, SerializableFailureMechanismCategoryGroup.IIt));
 
+            var sections1 = new SerializableFailureMechanismSections("sections1", failureMechanism1);
+
             var result1 = new SerializableFailureMechanismSectionAssembly("sr1",
                                                                           failureMechanism1,
                                                                           new[]
@@ -227,7 +230,8 @@
                                                         assessmentProcess,
                                                         totalAssemblyResult,
                                                         failureMechanism1,
-                                                        result1
+                                                        result1,
+                                                        sections1
                                                     });
 
             serializer.Serialize(writer, assembly, xmlns);
Index: Ringtoets/AssemblyTool/test/Ringtoets.AssemblyTool.IO.Test/Model/SerializableAssessmentProcessTest.cs
===================================================================
diff -u -r7f2399453f788c27181ea2b857a6cad170e78179 -rc37e7aa9fdd38a0476335e056b33c583486ed1af
--- Ringtoets/AssemblyTool/test/Ringtoets.AssemblyTool.IO.Test/Model/SerializableAssessmentProcessTest.cs	(.../SerializableAssessmentProcessTest.cs)	(revision 7f2399453f788c27181ea2b857a6cad170e78179)
+++ Ringtoets/AssemblyTool/test/Ringtoets.AssemblyTool.IO.Test/Model/SerializableAssessmentProcessTest.cs	(.../SerializableAssessmentProcessTest.cs)	(revision c37e7aa9fdd38a0476335e056b33c583486ed1af)
@@ -40,7 +40,6 @@
             Assert.IsInstanceOf<SerializableFeatureMember>(assessmentProcess);
             Assert.IsNull(assessmentProcess.Id);
             Assert.IsNull(assessmentProcess.AssessmentSectionId);
-            Assert.IsNull(assessmentProcess.Description);
             Assert.Zero(assessmentProcess.StartYear);
             Assert.Zero(assessmentProcess.EndYear);
 
@@ -53,8 +52,6 @@
                 nameof(SerializableAssessmentProcess.StartYear), "beginJaarBeoordelingsronde");
             SerializableAttributeTestHelper.AssertXmlElementAttribute<SerializableAssessmentProcess>(
                 nameof(SerializableAssessmentProcess.EndYear), "eindJaarBeoordelingsronde");
-            SerializableAttributeTestHelper.AssertXmlElementAttribute<SerializableAssessmentProcess>(
-                nameof(SerializableAssessmentProcess.Description), "omschrijving");
         }
 
         [Test]
@@ -96,7 +93,6 @@
         {
             // Setup
             const string id = "section id";
-            const string description = "process description";
 
             var random = new Random(39);
             var assessmentSection = new SerializableAssessmentSection(
@@ -115,15 +111,13 @@
             var assessmentProcess = new SerializableAssessmentProcess(id,
                                                                       assessmentSection,
                                                                       startYear,
-                                                                      endYear,
-                                                                      description);
+                                                                      endYear);
 
             // Assert
             Assert.AreEqual(id, assessmentProcess.Id);
             Assert.AreEqual(assessmentSection.Id, assessmentProcess.AssessmentSectionId);
             Assert.AreEqual(startYear, assessmentProcess.StartYear);
             Assert.AreEqual(endYear, assessmentProcess.EndYear);
-            Assert.AreEqual(description, assessmentProcess.Description);
         }
     }
 }
\ No newline at end of file
Index: Ringtoets/AssemblyTool/test/Ringtoets.AssemblyTool.IO.Test/Model/SerializableFailureMechanismSectionsTest.cs
===================================================================
diff -u -rb0b566f39d1154e82c2cc098318ad18bf70342e8 -rc37e7aa9fdd38a0476335e056b33c583486ed1af
--- Ringtoets/AssemblyTool/test/Ringtoets.AssemblyTool.IO.Test/Model/SerializableFailureMechanismSectionsTest.cs	(.../SerializableFailureMechanismSectionsTest.cs)	(revision b0b566f39d1154e82c2cc098318ad18bf70342e8)
+++ Ringtoets/AssemblyTool/test/Ringtoets.AssemblyTool.IO.Test/Model/SerializableFailureMechanismSectionsTest.cs	(.../SerializableFailureMechanismSectionsTest.cs)	(revision c37e7aa9fdd38a0476335e056b33c583486ed1af)
@@ -20,8 +20,11 @@
 // All rights reserved.
 
 using System;
+using Core.Common.TestUtil;
 using NUnit.Framework;
 using Ringtoets.AssemblyTool.IO.Model;
+using Ringtoets.AssemblyTool.IO.Model.DataTypes;
+using Ringtoets.AssemblyTool.IO.Model.Enums;
 using Ringtoets.AssemblyTool.IO.TestUtil;
 
 namespace Ringtoets.AssemblyTool.IO.Test.Model
@@ -76,15 +79,20 @@
             // Setup
             const string id = "section id";
 
-            var failureMechanism = new SerializableFailureMechanism();
+            var random = new Random(39);
+            var failureMechanism = new SerializableFailureMechanism("fm id",
+                                                                    new SerializableTotalAssemblyResult(),
+                                                                    random.NextEnumValue<SerializableFailureMechanismType>(),
+                                                                    random.NextEnumValue<SerializableAssemblyGroup>(),
+                                                                    new SerializableFailureMechanismAssemblyResult());
 
             // Call
             var sections = new SerializableFailureMechanismSections(id,
                                                                     failureMechanism);
 
             // Assert
             Assert.AreEqual(id, sections.Id);
-            Assert.AreEqual(failureMechanism.Id, failureMechanism.Id);
+            Assert.AreEqual(failureMechanism.Id, sections.FailureMechanismId);
         }
     }
 }
\ No newline at end of file