Index: Riskeer/Common/src/Riskeer.Common.Forms/PropertyClasses/WaterLevelCalculationsForNormTargetProbabilityProperties.cs
===================================================================
diff -u -rd4d884f90f70645e4b10aa0f2044274dfa783226 -r60e4735ae26be141471f3a99458d5b4dacd6e4f8
--- Riskeer/Common/src/Riskeer.Common.Forms/PropertyClasses/WaterLevelCalculationsForNormTargetProbabilityProperties.cs	(.../WaterLevelCalculationsForNormTargetProbabilityProperties.cs)	(revision d4d884f90f70645e4b10aa0f2044274dfa783226)
+++ Riskeer/Common/src/Riskeer.Common.Forms/PropertyClasses/WaterLevelCalculationsForNormTargetProbabilityProperties.cs	(.../WaterLevelCalculationsForNormTargetProbabilityProperties.cs)	(revision 60e4735ae26be141471f3a99458d5b4dacd6e4f8)
@@ -49,7 +49,7 @@
                                                                         double normTargetProbability)
             : base(hydraulicBoundaryLocationCalculations)
         {
-            this.TargetProbability = normTargetProbability;
+            TargetProbability = normTargetProbability;
         }
 
         [PropertyOrder(calculationsPropertyIndex)]
Index: Riskeer/Common/test/Riskeer.Common.Forms.Test/PropertyClasses/WaterLevelCalculationsForNormTargetProbabilityPropertiesTest.cs
===================================================================
diff -u
--- Riskeer/Common/test/Riskeer.Common.Forms.Test/PropertyClasses/WaterLevelCalculationsForNormTargetProbabilityPropertiesTest.cs	(revision 0)
+++ Riskeer/Common/test/Riskeer.Common.Forms.Test/PropertyClasses/WaterLevelCalculationsForNormTargetProbabilityPropertiesTest.cs	(revision 60e4735ae26be141471f3a99458d5b4dacd6e4f8)
@@ -0,0 +1,114 @@
+// Copyright (C) Stichting Deltares 2021. All rights reserved.
+//
+// This file is part of Riskeer.
+//
+// Riskeer is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+// 
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see <http://www.gnu.org/licenses/>.
+//
+// All names, logos, and references to "Deltares" are registered trademarks of
+// Stichting Deltares and remain full property of Stichting Deltares at all times.
+// All rights reserved.
+
+using System;
+using System.ComponentModel;
+using Core.Common.Base;
+using Core.Common.TestUtil;
+using Core.Gui.Converters;
+using Core.Gui.TestUtil;
+using NUnit.Framework;
+using Riskeer.Common.Data.Hydraulics;
+using Riskeer.Common.Data.TestUtil;
+using Riskeer.Common.Forms.PropertyClasses;
+using Riskeer.Common.Forms.TypeConverters;
+
+namespace Riskeer.Common.Forms.Test.PropertyClasses
+{
+    [TestFixture]
+    public class WaterLevelCalculationsForNormTargetProbabilityPropertiesTest
+    {
+        private const int targetProbabilityPropertyIndex = 0;
+        private const int calculationsPropertyIndex = 1;
+
+        [Test]
+        public void Constructor_HydraulicBoundaryLocationCalculationsNull_ThrowsArgumentNullException()
+        {
+            // Call
+            void Call() => new WaterLevelCalculationsForNormTargetProbabilityProperties(null, 0.1);
+
+            // Assert
+            string paramName = Assert.Throws<ArgumentNullException>(Call).ParamName;
+            Assert.AreEqual("hydraulicBoundaryLocationCalculations", paramName);
+        }
+
+        [Test]
+        public void Constructor_ValidParameters_ExpectedValues()
+        {
+            // Setup
+            var hydraulicBoundaryLocationCalculations = new ObservableList<HydraulicBoundaryLocationCalculation>();
+
+            // Call
+            var properties = new WaterLevelCalculationsForNormTargetProbabilityProperties(hydraulicBoundaryLocationCalculations, 0.1);
+
+            // Assert
+            Assert.IsInstanceOf<DesignWaterLevelCalculationsProperties>(properties);
+            Assert.AreSame(hydraulicBoundaryLocationCalculations, properties.Data);
+            TestHelper.AssertTypeConverter<WaterLevelCalculationsForNormTargetProbabilityProperties, ExpandableArrayConverter>(
+                nameof(WaterLevelCalculationsForNormTargetProbabilityProperties.Calculations));
+            TestHelper.AssertTypeConverter<WaterLevelCalculationsForNormTargetProbabilityProperties, NoProbabilityValueDoubleConverter>(
+                nameof(WaterLevelCalculationsForNormTargetProbabilityProperties.TargetProbability));
+        }
+
+        [Test]
+        public void Constructor_Always_PropertiesHaveExpectedAttributesValues()
+        {
+            // Call
+            var properties = new WaterLevelCalculationsForNormTargetProbabilityProperties(new ObservableList<HydraulicBoundaryLocationCalculation>(), 0.1);
+
+            // Assert
+            PropertyDescriptorCollection dynamicProperties = PropertiesTestHelper.GetAllVisiblePropertyDescriptors(properties);
+            Assert.AreEqual(2, dynamicProperties.Count);
+
+            PropertyDescriptor targetProbabilityProperty = dynamicProperties[targetProbabilityPropertyIndex];
+            PropertiesTestHelper.AssertRequiredPropertyDescriptorProperties(targetProbabilityProperty,
+                                                                            "Algemeen",
+                                                                            "Doelkans [1/jaar]",
+                                                                            "Overschrijdingskans waarvoor de waterstanden worden berekend.",
+                                                                            true);
+
+            PropertyDescriptor locationsProperty = dynamicProperties[calculationsPropertyIndex];
+            PropertiesTestHelper.AssertRequiredPropertyDescriptorProperties(locationsProperty,
+                                                                            "Algemeen",
+                                                                            "Locaties",
+                                                                            "Locaties uit de hydraulische belastingendatabase.",
+                                                                            true);
+        }
+
+        [Test]
+        public void GetProperties_WithData_ReturnExpectedValues()
+        {
+            // Setup
+            const double targetProbability = 0.1;
+            var hydraulicBoundaryLocationCalculations = new ObservableList<HydraulicBoundaryLocationCalculation>
+            {
+                new HydraulicBoundaryLocationCalculation(new TestHydraulicBoundaryLocation())
+            };
+
+            // Call
+            var properties = new WaterLevelCalculationsForNormTargetProbabilityProperties(hydraulicBoundaryLocationCalculations, targetProbability);
+
+            // Assert
+            Assert.AreEqual(targetProbability, properties.TargetProbability);
+            Assert.AreEqual(1, properties.Calculations.Length);
+        }
+    }
+}
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