Index: Riskeer/Common/src/Riskeer.Common.Data/FailureMechanism/ProbabilityRefinementType.cs
===================================================================
diff -u
--- Riskeer/Common/src/Riskeer.Common.Data/FailureMechanism/ProbabilityRefinementType.cs	(revision 0)
+++ Riskeer/Common/src/Riskeer.Common.Data/FailureMechanism/ProbabilityRefinementType.cs	(revision 69b061440a6d3bb64d89f04702e85f0c502fb97e)
@@ -0,0 +1,44 @@
+// 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.
+
+namespace Riskeer.Common.Data.FailureMechanism
+{
+    /// <summary>
+    /// Specifies the probability refinement types.
+    /// </summary>
+    public enum ProbabilityRefinementType
+    {
+        /// <summary>
+        /// Refine the probability for the profile.
+        /// </summary>
+        Profile = 1,
+        
+        /// <summary>
+        /// Refine the probability for the section.
+        /// </summary>
+        Section = 2,
+        
+        /// <summary>
+        /// Refine the probability for both the profile and the section.
+        /// </summary>
+        Both = 3
+    }
+}
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Index: Riskeer/Common/test/Riskeer.Common.Data.Test/FailureMechanism/ProbabilityRefinementTypeTest.cs
===================================================================
diff -u
--- Riskeer/Common/test/Riskeer.Common.Data.Test/FailureMechanism/ProbabilityRefinementTypeTest.cs	(revision 0)
+++ Riskeer/Common/test/Riskeer.Common.Data.Test/FailureMechanism/ProbabilityRefinementTypeTest.cs	(revision 69b061440a6d3bb64d89f04702e85f0c502fb97e)
@@ -0,0 +1,46 @@
+// 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.Collections.Generic;
+using Core.Common.TestUtil;
+using NUnit.Framework;
+using Riskeer.Common.Data.FailureMechanism;
+
+namespace Riskeer.Common.Data.Test.FailureMechanism
+{
+    [TestFixture]
+    public class ProbabilityRefinementTypeTest : EnumValuesTestFixture<ProbabilityRefinementType, int>
+    {
+        protected override IDictionary<ProbabilityRefinementType, int> ExpectedValueForEnumValues =>
+            new Dictionary<ProbabilityRefinementType, int>
+            {
+                {
+                    ProbabilityRefinementType.Profile, 1
+                },
+                {
+                    ProbabilityRefinementType.Section, 2
+                },
+                {
+                    ProbabilityRefinementType.Both, 3
+                }
+            };
+    }
+}
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