Index: Ringtoets/HydraRing/src/Ringtoets.HydraRing.Calculation/Data/Input/Structures/StructuresStabilityPointCalculationInput.cs
===================================================================
diff -u -r9b06e30ac5eeb4be04600a833c21d161f7cd0b12 -r09b4db27e099a8ca38803d6e7c012c085eb7c341
--- Ringtoets/HydraRing/src/Ringtoets.HydraRing.Calculation/Data/Input/Structures/StructuresStabilityPointCalculationInput.cs	(.../StructuresStabilityPointCalculationInput.cs)	(revision 9b06e30ac5eeb4be04600a833c21d161f7cd0b12)
+++ Ringtoets/HydraRing/src/Ringtoets.HydraRing.Calculation/Data/Input/Structures/StructuresStabilityPointCalculationInput.cs	(.../StructuresStabilityPointCalculationInput.cs)	(revision 09b4db27e099a8ca38803d6e7c012c085eb7c341)
@@ -76,5 +76,7 @@
                 return forelandPoints;
             }
         }
+
+        public abstract override int? GetSubMechanismModelId(int subMechanismId);
     }
 }
\ No newline at end of file
Index: Ringtoets/HydraRing/src/Ringtoets.HydraRing.Calculation/Data/Input/Structures/StructuresStabilityPointFloodedCulvertLinearCalculationInput.cs
===================================================================
diff -u -r9b06e30ac5eeb4be04600a833c21d161f7cd0b12 -r09b4db27e099a8ca38803d6e7c012c085eb7c341
--- Ringtoets/HydraRing/src/Ringtoets.HydraRing.Calculation/Data/Input/Structures/StructuresStabilityPointFloodedCulvertLinearCalculationInput.cs	(.../StructuresStabilityPointFloodedCulvertLinearCalculationInput.cs)	(revision 9b06e30ac5eeb4be04600a833c21d161f7cd0b12)
+++ Ringtoets/HydraRing/src/Ringtoets.HydraRing.Calculation/Data/Input/Structures/StructuresStabilityPointFloodedCulvertLinearCalculationInput.cs	(.../StructuresStabilityPointFloodedCulvertLinearCalculationInput.cs)	(revision 09b4db27e099a8ca38803d6e7c012c085eb7c341)
@@ -37,5 +37,22 @@
         public StructuresStabilityPointFloodedCulvertLinearCalculationInput(long hydraulicBoundaryLocationId, HydraRingSection hydraRingSection,
                                                                             IEnumerable<HydraRingForelandPoint> forelandPoints)
             : base(hydraulicBoundaryLocationId, hydraRingSection, forelandPoints) {}
+
+        public override int? GetSubMechanismModelId(int subMechanismId)
+        {
+            switch (subMechanismId)
+            {
+                case 424:
+                    return 107;
+                case 425:
+                    return 113;
+                case 430:
+                    return 114;
+                case 435:
+                    return 116;
+                default:
+                    return null;
+            }
+        }
     }
 }
\ No newline at end of file
Index: Ringtoets/HydraRing/src/Ringtoets.HydraRing.Calculation/Data/Input/Structures/StructuresStabilityPointFloodedCulvertQuadraticCalculationInput.cs
===================================================================
diff -u -r9b06e30ac5eeb4be04600a833c21d161f7cd0b12 -r09b4db27e099a8ca38803d6e7c012c085eb7c341
--- Ringtoets/HydraRing/src/Ringtoets.HydraRing.Calculation/Data/Input/Structures/StructuresStabilityPointFloodedCulvertQuadraticCalculationInput.cs	(.../StructuresStabilityPointFloodedCulvertQuadraticCalculationInput.cs)	(revision 9b06e30ac5eeb4be04600a833c21d161f7cd0b12)
+++ Ringtoets/HydraRing/src/Ringtoets.HydraRing.Calculation/Data/Input/Structures/StructuresStabilityPointFloodedCulvertQuadraticCalculationInput.cs	(.../StructuresStabilityPointFloodedCulvertQuadraticCalculationInput.cs)	(revision 09b4db27e099a8ca38803d6e7c012c085eb7c341)
@@ -37,5 +37,22 @@
         public StructuresStabilityPointFloodedCulvertQuadraticCalculationInput(long hydraulicBoundaryLocationId, HydraRingSection hydraRingSection,
                                                                                IEnumerable<HydraRingForelandPoint> forelandPoints)
             : base(hydraulicBoundaryLocationId, hydraRingSection, forelandPoints) {}
+
+        public override int? GetSubMechanismModelId(int subMechanismId)
+        {
+            switch (subMechanismId)
+            {
+                case 424:
+                    return 107;
+                case 425:
+                    return 113;
+                case 430:
+                    return 115;
+                case 435:
+                    return 117;
+                default:
+                    return null;
+            }
+        }
     }
 }
\ No newline at end of file
Index: Ringtoets/HydraRing/src/Ringtoets.HydraRing.Calculation/Data/Input/Structures/StructuresStabilityPointLowSillLinearCalculationInput.cs
===================================================================
diff -u -r9b06e30ac5eeb4be04600a833c21d161f7cd0b12 -r09b4db27e099a8ca38803d6e7c012c085eb7c341
--- Ringtoets/HydraRing/src/Ringtoets.HydraRing.Calculation/Data/Input/Structures/StructuresStabilityPointLowSillLinearCalculationInput.cs	(.../StructuresStabilityPointLowSillLinearCalculationInput.cs)	(revision 9b06e30ac5eeb4be04600a833c21d161f7cd0b12)
+++ Ringtoets/HydraRing/src/Ringtoets.HydraRing.Calculation/Data/Input/Structures/StructuresStabilityPointLowSillLinearCalculationInput.cs	(.../StructuresStabilityPointLowSillLinearCalculationInput.cs)	(revision 09b4db27e099a8ca38803d6e7c012c085eb7c341)
@@ -37,5 +37,22 @@
         public StructuresStabilityPointLowSillLinearCalculationInput(long hydraulicBoundaryLocationId, HydraRingSection hydraRingSection,
                                                                      IEnumerable<HydraRingForelandPoint> forelandPoints)
             : base(hydraulicBoundaryLocationId, hydraRingSection, forelandPoints) {}
+
+        public override int? GetSubMechanismModelId(int subMechanismId)
+        {
+            switch (subMechanismId)
+            {
+                case 424:
+                    return 106;
+                case 425:
+                    return 111;
+                case 430:
+                    return 114;
+                case 435:
+                    return 116;
+                default:
+                    return null;
+            }
+        }
     }
 }
\ No newline at end of file
Index: Ringtoets/HydraRing/src/Ringtoets.HydraRing.Calculation/Data/Input/Structures/StructuresStabilityPointLowSillQuadraticCalculationInput.cs
===================================================================
diff -u -r9b06e30ac5eeb4be04600a833c21d161f7cd0b12 -r09b4db27e099a8ca38803d6e7c012c085eb7c341
--- Ringtoets/HydraRing/src/Ringtoets.HydraRing.Calculation/Data/Input/Structures/StructuresStabilityPointLowSillQuadraticCalculationInput.cs	(.../StructuresStabilityPointLowSillQuadraticCalculationInput.cs)	(revision 9b06e30ac5eeb4be04600a833c21d161f7cd0b12)
+++ Ringtoets/HydraRing/src/Ringtoets.HydraRing.Calculation/Data/Input/Structures/StructuresStabilityPointLowSillQuadraticCalculationInput.cs	(.../StructuresStabilityPointLowSillQuadraticCalculationInput.cs)	(revision 09b4db27e099a8ca38803d6e7c012c085eb7c341)
@@ -37,5 +37,22 @@
         public StructuresStabilityPointLowSillQuadraticCalculationInput(long hydraulicBoundaryLocationId, HydraRingSection hydraRingSection,
                                                                         IEnumerable<HydraRingForelandPoint> forelandPoints)
             : base(hydraulicBoundaryLocationId, hydraRingSection, forelandPoints) {}
+
+        public override int? GetSubMechanismModelId(int subMechanismId)
+        {
+            switch (subMechanismId)
+            {
+                case 424:
+                    return 106;
+                case 425:
+                    return 111;
+                case 430:
+                    return 115;
+                case 435:
+                    return 117;
+                default:
+                    return null;
+            }
+        }
     }
 }
\ No newline at end of file
Index: Ringtoets/HydraRing/test/Ringtoets.HydraRing.Calculation.Test/Data/Input/Structures/StructuresStabilityPointCalculationInputTest.cs
===================================================================
diff -u -r9b06e30ac5eeb4be04600a833c21d161f7cd0b12 -r09b4db27e099a8ca38803d6e7c012c085eb7c341
--- Ringtoets/HydraRing/test/Ringtoets.HydraRing.Calculation.Test/Data/Input/Structures/StructuresStabilityPointCalculationInputTest.cs	(.../StructuresStabilityPointCalculationInputTest.cs)	(revision 9b06e30ac5eeb4be04600a833c21d161f7cd0b12)
+++ Ringtoets/HydraRing/test/Ringtoets.HydraRing.Calculation.Test/Data/Input/Structures/StructuresStabilityPointCalculationInputTest.cs	(.../StructuresStabilityPointCalculationInputTest.cs)	(revision 09b4db27e099a8ca38803d6e7c012c085eb7c341)
@@ -19,6 +19,7 @@
 // Stichting Deltares and remain full property of Stichting Deltares at all times.
 // All rights reserved.
 
+using System;
 using System.Collections.Generic;
 using System.Linq;
 using NUnit.Framework;
@@ -57,6 +58,11 @@
             public TestStructuresStabilityPointCalculationInput(long hydraulicBoundaryLocationId, HydraRingSection hydraRingSection,
                                                                 IEnumerable<HydraRingForelandPoint> forelandPoints)
                 : base(hydraulicBoundaryLocationId, hydraRingSection, forelandPoints) {}
+
+            public override int? GetSubMechanismModelId(int subMechanismId)
+            {
+                throw new NotImplementedException();
+            }
         }
     }
 }
\ No newline at end of file
Index: Ringtoets/HydraRing/test/Ringtoets.HydraRing.Calculation.Test/Data/Input/Structures/StructuresStabilityPointFloodedCulvertLinearCalculationInputTest.cs
===================================================================
diff -u -r9b06e30ac5eeb4be04600a833c21d161f7cd0b12 -r09b4db27e099a8ca38803d6e7c012c085eb7c341
--- Ringtoets/HydraRing/test/Ringtoets.HydraRing.Calculation.Test/Data/Input/Structures/StructuresStabilityPointFloodedCulvertLinearCalculationInputTest.cs	(.../StructuresStabilityPointFloodedCulvertLinearCalculationInputTest.cs)	(revision 9b06e30ac5eeb4be04600a833c21d161f7cd0b12)
+++ Ringtoets/HydraRing/test/Ringtoets.HydraRing.Calculation.Test/Data/Input/Structures/StructuresStabilityPointFloodedCulvertLinearCalculationInputTest.cs	(.../StructuresStabilityPointFloodedCulvertLinearCalculationInputTest.cs)	(revision 09b4db27e099a8ca38803d6e7c012c085eb7c341)
@@ -50,5 +50,25 @@
             Assert.AreSame(hydraRingSection, input.Section);
             Assert.AreSame(forelandPoints, input.ForelandsPoints);
         }
+
+        [Test]
+        [TestCase(423, null)]
+        [TestCase(424, 107)]
+        [TestCase(425, 113)]
+        [TestCase(430, 114)]
+        [TestCase(435, 116)]
+        [TestCase(436, null)]
+        public void GetSubMechanismModelId_Always_ReturnsExpectedValues(int subMechanismModelId, int? expectedSubMechanismModelId)
+        {
+            // Setup
+            var input = new StructuresStabilityPointFloodedCulvertLinearCalculationInput(111, new HydraRingSection(1, double.NaN, double.NaN),
+                                                                                         Enumerable.Empty<HydraRingForelandPoint>());
+
+            // Call
+            int? actualSubmechanismModelId = input.GetSubMechanismModelId(subMechanismModelId);
+
+            // Assert
+            Assert.AreEqual(expectedSubMechanismModelId, actualSubmechanismModelId);
+        }
     }
 }
\ No newline at end of file
Index: Ringtoets/HydraRing/test/Ringtoets.HydraRing.Calculation.Test/Data/Input/Structures/StructuresStabilityPointFloodedCulvertQuadraticCalculationInputTest.cs
===================================================================
diff -u -r9b06e30ac5eeb4be04600a833c21d161f7cd0b12 -r09b4db27e099a8ca38803d6e7c012c085eb7c341
--- Ringtoets/HydraRing/test/Ringtoets.HydraRing.Calculation.Test/Data/Input/Structures/StructuresStabilityPointFloodedCulvertQuadraticCalculationInputTest.cs	(.../StructuresStabilityPointFloodedCulvertQuadraticCalculationInputTest.cs)	(revision 9b06e30ac5eeb4be04600a833c21d161f7cd0b12)
+++ Ringtoets/HydraRing/test/Ringtoets.HydraRing.Calculation.Test/Data/Input/Structures/StructuresStabilityPointFloodedCulvertQuadraticCalculationInputTest.cs	(.../StructuresStabilityPointFloodedCulvertQuadraticCalculationInputTest.cs)	(revision 09b4db27e099a8ca38803d6e7c012c085eb7c341)
@@ -50,5 +50,25 @@
             Assert.AreSame(hydraRingSection, input.Section);
             Assert.AreSame(forelandPoints, input.ForelandsPoints);
         }
+
+        [Test]
+        [TestCase(423, null)]
+        [TestCase(424, 107)]
+        [TestCase(425, 113)]
+        [TestCase(430, 115)]
+        [TestCase(435, 117)]
+        [TestCase(436, null)]
+        public void GetSubMechanismModelId_Always_ReturnsExpectedValues(int subMechanismModelId, int? expectedSubMechanismModelId)
+        {
+            // Setup
+            var input = new StructuresStabilityPointFloodedCulvertQuadraticCalculationInput(111, new HydraRingSection(1, double.NaN, double.NaN),
+                                                                                            Enumerable.Empty<HydraRingForelandPoint>());
+
+            // Call
+            int? actualSubmechanismModelId = input.GetSubMechanismModelId(subMechanismModelId);
+
+            // Assert
+            Assert.AreEqual(expectedSubMechanismModelId, actualSubmechanismModelId);
+        }
     }
 }
\ No newline at end of file
Index: Ringtoets/HydraRing/test/Ringtoets.HydraRing.Calculation.Test/Data/Input/Structures/StructuresStabilityPointLowSillLinearCalculationInputTest.cs
===================================================================
diff -u -r9b06e30ac5eeb4be04600a833c21d161f7cd0b12 -r09b4db27e099a8ca38803d6e7c012c085eb7c341
--- Ringtoets/HydraRing/test/Ringtoets.HydraRing.Calculation.Test/Data/Input/Structures/StructuresStabilityPointLowSillLinearCalculationInputTest.cs	(.../StructuresStabilityPointLowSillLinearCalculationInputTest.cs)	(revision 9b06e30ac5eeb4be04600a833c21d161f7cd0b12)
+++ Ringtoets/HydraRing/test/Ringtoets.HydraRing.Calculation.Test/Data/Input/Structures/StructuresStabilityPointLowSillLinearCalculationInputTest.cs	(.../StructuresStabilityPointLowSillLinearCalculationInputTest.cs)	(revision 09b4db27e099a8ca38803d6e7c012c085eb7c341)
@@ -50,5 +50,25 @@
             Assert.AreSame(hydraRingSection, input.Section);
             Assert.AreSame(forelandPoints, input.ForelandsPoints);
         }
+
+        [Test]
+        [TestCase(423, null)]
+        [TestCase(424, 106)]
+        [TestCase(425, 111)]
+        [TestCase(430, 114)]
+        [TestCase(435, 116)]
+        [TestCase(436, null)]
+        public void GetSubMechanismModelId_Always_ReturnsExpectedValues(int subMechanismModelId, int? expectedSubMechanismModelId)
+        {
+            // Setup
+            var input = new StructuresStabilityPointLowSillLinearCalculationInput(111, new HydraRingSection(1, double.NaN, double.NaN),
+                                                                                  Enumerable.Empty<HydraRingForelandPoint>());
+
+            // Call
+            int? actualSubmechanismModelId = input.GetSubMechanismModelId(subMechanismModelId);
+
+            // Assert
+            Assert.AreEqual(expectedSubMechanismModelId, actualSubmechanismModelId);
+        }
     }
 }
\ No newline at end of file
Index: Ringtoets/HydraRing/test/Ringtoets.HydraRing.Calculation.Test/Data/Input/Structures/StructuresStabilityPointLowSillQuadraticCalculationInputTest.cs
===================================================================
diff -u -r9b06e30ac5eeb4be04600a833c21d161f7cd0b12 -r09b4db27e099a8ca38803d6e7c012c085eb7c341
--- Ringtoets/HydraRing/test/Ringtoets.HydraRing.Calculation.Test/Data/Input/Structures/StructuresStabilityPointLowSillQuadraticCalculationInputTest.cs	(.../StructuresStabilityPointLowSillQuadraticCalculationInputTest.cs)	(revision 9b06e30ac5eeb4be04600a833c21d161f7cd0b12)
+++ Ringtoets/HydraRing/test/Ringtoets.HydraRing.Calculation.Test/Data/Input/Structures/StructuresStabilityPointLowSillQuadraticCalculationInputTest.cs	(.../StructuresStabilityPointLowSillQuadraticCalculationInputTest.cs)	(revision 09b4db27e099a8ca38803d6e7c012c085eb7c341)
@@ -50,5 +50,25 @@
             Assert.AreSame(hydraRingSection, input.Section);
             Assert.AreSame(forelandPoints, input.ForelandsPoints);
         }
+
+        [Test]
+        [TestCase(423, null)]
+        [TestCase(424, 106)]
+        [TestCase(425, 111)]
+        [TestCase(430, 115)]
+        [TestCase(435, 117)]
+        [TestCase(436, null)]
+        public void GetSubMechanismModelId_Always_ReturnsExpectedValues(int subMechanismModelId, int? expectedSubMechanismModelId)
+        {
+            // Setup
+            var input = new StructuresStabilityPointLowSillQuadraticCalculationInput(111, new HydraRingSection(1, double.NaN, double.NaN),
+                                                                                     Enumerable.Empty<HydraRingForelandPoint>());
+
+            // Call
+            int? actualSubmechanismModelId = input.GetSubMechanismModelId(subMechanismModelId);
+
+            // Assert
+            Assert.AreEqual(expectedSubMechanismModelId, actualSubmechanismModelId);
+        }
     }
 }
\ No newline at end of file