Index: Ringtoets/Piping/src/Ringtoets.Piping.IO/Configurations/PipingCalculationConfigurationImporter.cs
===================================================================
diff -u -r681fe6f5c04ea2acdb99801dd749a11a174d5b42 -r834007387587c90693420dc1f9110612648be81a
--- Ringtoets/Piping/src/Ringtoets.Piping.IO/Configurations/PipingCalculationConfigurationImporter.cs	(.../PipingCalculationConfigurationImporter.cs)	(revision 681fe6f5c04ea2acdb99801dd749a11a174d5b42)
+++ Ringtoets/Piping/src/Ringtoets.Piping.IO/Configurations/PipingCalculationConfigurationImporter.cs	(.../PipingCalculationConfigurationImporter.cs)	(revision 834007387587c90693420dc1f9110612648be81a)
@@ -25,6 +25,7 @@
 using Core.Common.Base.Data;
 using Ringtoets.Common.Data.Calculation;
 using Ringtoets.Common.Data.Hydraulics;
+using Ringtoets.Common.IO.Configurations;
 using Ringtoets.Common.IO.Configurations.Helpers;
 using Ringtoets.Common.IO.Configurations.Import;
 using Ringtoets.Piping.Data;
@@ -90,7 +91,8 @@
                 && TryReadEntryExitPoint(calculationConfiguration, pipingCalculation)
                 && TryReadStochasticSoilModel(calculationConfiguration, pipingCalculation)
                 && TryReadStochasticSoilProfile(calculationConfiguration, pipingCalculation)
-                && TryReadStochasts(calculationConfiguration, pipingCalculation))
+                && TryReadStochasts(calculationConfiguration, pipingCalculation)
+                && TryReadScenario(calculationConfiguration, pipingCalculation))
             {
                 return pipingCalculation;
             }
@@ -341,5 +343,36 @@
                 (i, s) => i.PhreaticLevelExit = s,
                 Log);
         }
+
+        private bool TryReadScenario(PipingCalculationConfiguration calculationConfiguration, ICalculationScenario scenario)
+        {
+            ScenarioConfiguration scenarioConfiguration = calculationConfiguration.Scenario;
+            if (scenarioConfiguration == null)
+            {
+                return true;
+            }
+
+            bool hasContribution = scenarioConfiguration.Contribution.HasValue;
+            bool hasRelevance = scenarioConfiguration.IsRelevant.HasValue;
+
+            if (!hasContribution && !hasRelevance)
+            {
+                Log.LogCalculationConversionError("Er is voor scenario geen contributie of relevantie opgegeven.",
+                                                  scenario.Name);
+                return false;
+            }
+
+            if (hasContribution)
+            {
+                scenario.Contribution = (RoundedDouble) scenarioConfiguration.Contribution.Value;
+            }
+
+            if (hasRelevance)
+            {
+                scenario.IsRelevant = scenarioConfiguration.IsRelevant.Value;
+            }
+
+            return true;
+        }
     }
 }
\ No newline at end of file