Index: Ringtoets/Piping/test/Ringtoets.Piping.Data.Test/PipingInputTest.cs
===================================================================
diff -u -r9850308f656f62eb130bc70debd17f588b1ae4a5 -r8142644ec1337be8032e9214b1f103c85d9037f7
--- Ringtoets/Piping/test/Ringtoets.Piping.Data.Test/PipingInputTest.cs	(.../PipingInputTest.cs)	(revision 9850308f656f62eb130bc70debd17f588b1ae4a5)
+++ Ringtoets/Piping/test/Ringtoets.Piping.Data.Test/PipingInputTest.cs	(.../PipingInputTest.cs)	(revision 8142644ec1337be8032e9214b1f103c85d9037f7)
@@ -379,13 +379,26 @@
         }
 
         [Test]
+        public void AssessmentLevel_HydraulicBoundaryCalculationUncalculated_AssessmentLevelNaN()
+        {
+            // Setup
+            var input = new PipingInput(new GeneralPipingInput());
+            input.HydraulicBoundaryLocation = new HydraulicBoundaryLocation(0, string.Empty, 0.0, 0.0);
+
+            // Call
+            var calculatedAssessmentLevel = input.AssessmentLevel;
+
+            // Assert
+            Assert.IsNaN(calculatedAssessmentLevel);
+        }
+
+        [Test]
         public void AssessmentLevel_InputHasNewHydraulicBoundaryLocationSet_AssessmentLevelUpdated()
         {
             // Setup
             PipingInput input = new PipingInput(new GeneralPipingInput());
 
             RoundedDouble testLevel = (RoundedDouble) new Random(21).NextDouble();
-
             input.HydraulicBoundaryLocation = new HydraulicBoundaryLocation(0, string.Empty, 0.0, 0.0)
             {
                 DesignWaterLevel = testLevel
@@ -399,6 +412,22 @@
         }
 
         [Test]
+        public void AssessmentLevel_SetAssessmentLevelWithNoHydraulicBoundaryLocation_SetsAssessmentLevel()
+        {
+            // Setup
+            PipingInput input = new PipingInput(new GeneralPipingInput());
+
+            RoundedDouble testLevel = (RoundedDouble)new Random(21).NextDouble();
+
+            // Call
+            input.AssessmentLevel = testLevel;
+
+            // Assert
+            Assert.AreEqual(2, input.AssessmentLevel.NumberOfDecimalPlaces);
+            Assert.AreEqual(testLevel, input.AssessmentLevel, input.AssessmentLevel.GetAccuracy());
+        }
+
+        [Test]
         public void PiezometricHeadExit_ValidInput_SetsParametersForCalculatorAndReturnsPiezometricHead()
         {
             // Setup