Index: Ringtoets/Common/src/Ringtoets.Common.Service/DesignWaterLevelCalculationActivity.cs
===================================================================
diff -u -r3541c7abb0ff0c7eae87e83eed2bfe691a2d46e8 -r14a4de9fb707e6975c8e710e7947bdaa80212cc1
--- Ringtoets/Common/src/Ringtoets.Common.Service/DesignWaterLevelCalculationActivity.cs	(.../DesignWaterLevelCalculationActivity.cs)	(revision 3541c7abb0ff0c7eae87e83eed2bfe691a2d46e8)
+++ Ringtoets/Common/src/Ringtoets.Common.Service/DesignWaterLevelCalculationActivity.cs	(.../DesignWaterLevelCalculationActivity.cs)	(revision 14a4de9fb707e6975c8e710e7947bdaa80212cc1)
@@ -41,7 +41,7 @@
         /// </summary>
         /// <param name="hydraulicBoundaryLocationCalculation">The hydraulic boundary location calculation to perform.</param>
         /// <param name="calculationSettings">The <see cref="HydraulicBoundaryCalculationSettings"/> containing all data
-        /// to perform a  hydraulic boundary calculation.</param>
+        /// to perform a hydraulic boundary calculation.</param>
         /// <param name="norm">The norm to use during the calculation.</param>
         /// <param name="categoryBoundaryName">The category boundary name of the calculation.</param>
         /// <remarks>Preprocessing is disabled when the preprocessor directory equals <see cref="string.Empty"/>.</remarks>
Index: Ringtoets/Common/test/Ringtoets.Common.Service.Test/DesignWaterLevelCalculationActivityTest.cs
===================================================================
diff -u -r3541c7abb0ff0c7eae87e83eed2bfe691a2d46e8 -r14a4de9fb707e6975c8e710e7947bdaa80212cc1
--- Ringtoets/Common/test/Ringtoets.Common.Service.Test/DesignWaterLevelCalculationActivityTest.cs	(.../DesignWaterLevelCalculationActivityTest.cs)	(revision 3541c7abb0ff0c7eae87e83eed2bfe691a2d46e8)
+++ Ringtoets/Common/test/Ringtoets.Common.Service.Test/DesignWaterLevelCalculationActivityTest.cs	(.../DesignWaterLevelCalculationActivityTest.cs)	(revision 14a4de9fb707e6975c8e710e7947bdaa80212cc1)
@@ -68,6 +68,24 @@
         }
 
         [Test]
+        public void Constructor_CalculationSettingsNull_ThrowsArgumentNullException()
+        {
+            // Setup
+            const string locationName = "locationName";
+            const string categoryBoundaryName = "A";
+
+            // Call
+            TestDelegate call = () => new DesignWaterLevelCalculationActivity(new HydraulicBoundaryLocationCalculation(new TestHydraulicBoundaryLocation(locationName)),
+                                                                              null,
+                                                                              1,
+                                                                              categoryBoundaryName);
+
+            // Assert
+            var exception = Assert.Throws<ArgumentNullException>(call);
+            Assert.AreEqual("calculationSettings", exception.ParamName);
+        }
+
+        [Test]
         public void Constructor_ExpectedValues()
         {
             // Setup
Index: Ringtoets/DuneErosion/src/Ringtoets.DuneErosion.Service/DuneLocationCalculationActivity.cs
===================================================================
diff -u -r74255ec7a1b441b33fd667d2fe0612eb333ed327 -r14a4de9fb707e6975c8e710e7947bdaa80212cc1
--- Ringtoets/DuneErosion/src/Ringtoets.DuneErosion.Service/DuneLocationCalculationActivity.cs	(.../DuneLocationCalculationActivity.cs)	(revision 74255ec7a1b441b33fd667d2fe0612eb333ed327)
+++ Ringtoets/DuneErosion/src/Ringtoets.DuneErosion.Service/DuneLocationCalculationActivity.cs	(.../DuneLocationCalculationActivity.cs)	(revision 14a4de9fb707e6975c8e710e7947bdaa80212cc1)
@@ -43,7 +43,7 @@
         /// </summary>
         /// <param name="duneLocationCalculation">The <see cref="DuneLocationCalculation"/> to perform.</param>
         /// <param name="calculationSettings">The <see cref="HydraulicBoundaryCalculationSettings"/> containing all data
-        /// to perform a  hydraulic boundary calculation.</param>
+        /// to perform a hydraulic boundary calculation.</param>
         /// <param name="norm">The norm to use during the calculation.</param>
         /// <param name="categoryBoundaryName">The name of the category boundary.</param>
         /// <remarks>Preprocessing is disabled when 'the preprocessor directory equals <see cref="string.Empty"/>.</remarks>
Index: Ringtoets/DuneErosion/src/Ringtoets.DuneErosion.Service/DuneLocationCalculationService.cs
===================================================================
diff -u -r96adc990966e755e4cf8c140e2b1350a4da2ef63 -r14a4de9fb707e6975c8e710e7947bdaa80212cc1
--- Ringtoets/DuneErosion/src/Ringtoets.DuneErosion.Service/DuneLocationCalculationService.cs	(.../DuneLocationCalculationService.cs)	(revision 96adc990966e755e4cf8c140e2b1350a4da2ef63)
+++ Ringtoets/DuneErosion/src/Ringtoets.DuneErosion.Service/DuneLocationCalculationService.cs	(.../DuneLocationCalculationService.cs)	(revision 14a4de9fb707e6975c8e710e7947bdaa80212cc1)
@@ -205,7 +205,7 @@
         /// <param name="duneLocation">The <see cref="DuneLocation"/> to create the input for.</param>
         /// <param name="norm">The norm of the failure mechanism to use.</param>
         /// <param name="calculationSettings">The <see cref="HydraulicBoundaryCalculationSettings"/> containing
-        /// all data to perform a  hydraulic boundary calculation.</param>
+        /// all data to perform a hydraulic boundary calculation.</param>
         /// <returns>A <see cref="DunesBoundaryConditionsCalculationInput"/> with all needed
         /// input data.</returns>
         /// <exception cref="ArgumentException">Thrown when the hydraulic boundary database file path.
Index: Ringtoets/DuneErosion/test/Ringtoets.DuneErosion.Service.Test/DuneLocationCalculationActivityTest.cs
===================================================================
diff -u -r7de9d879e6a27df69f2d8b996179a524b11eb1d7 -r14a4de9fb707e6975c8e710e7947bdaa80212cc1
--- Ringtoets/DuneErosion/test/Ringtoets.DuneErosion.Service.Test/DuneLocationCalculationActivityTest.cs	(.../DuneLocationCalculationActivityTest.cs)	(revision 7de9d879e6a27df69f2d8b996179a524b11eb1d7)
+++ Ringtoets/DuneErosion/test/Ringtoets.DuneErosion.Service.Test/DuneLocationCalculationActivityTest.cs	(.../DuneLocationCalculationActivityTest.cs)	(revision 14a4de9fb707e6975c8e710e7947bdaa80212cc1)
@@ -59,6 +59,24 @@
         }
 
         [Test]
+        public void Constructor_CalculationSettingsNull_ThrowsArgumentNullException()
+        {
+            // Setup
+            const string locationName = "locationName";
+            const string categoryBoundaryName = "A";
+
+            // Call
+            TestDelegate call = () => new DuneLocationCalculationActivity(new DuneLocationCalculation(new TestDuneLocation(locationName)),
+                                                                          null,
+                                                                          1,
+                                                                          categoryBoundaryName);
+
+            // Assert
+            var exception = Assert.Throws<ArgumentNullException>(call);
+            Assert.AreEqual("calculationSettings", exception.ParamName);
+        }
+
+        [Test]
         public void Constructor_ExpectedValues()
         {
             // Setup