Index: Ringtoets/Revetment/src/Ringtoets.Revetment.IO/Configurations/WaveConditionsCalculationConfigurationSchemaIdentifiers.cs
===================================================================
diff -u -r12ccd3dc7621c2cfc790f71e2b49f7acfdce04e1 -r53ab5ff15041fff4f16300752ac696575e2ef9ca
--- Ringtoets/Revetment/src/Ringtoets.Revetment.IO/Configurations/WaveConditionsCalculationConfigurationSchemaIdentifiers.cs	(.../WaveConditionsCalculationConfigurationSchemaIdentifiers.cs)	(revision 12ccd3dc7621c2cfc790f71e2b49f7acfdce04e1)
+++ Ringtoets/Revetment/src/Ringtoets.Revetment.IO/Configurations/WaveConditionsCalculationConfigurationSchemaIdentifiers.cs	(.../WaveConditionsCalculationConfigurationSchemaIdentifiers.cs)	(revision 53ab5ff15041fff4f16300752ac696575e2ef9ca)
@@ -27,6 +27,11 @@
     internal static class WaveConditionsCalculationConfigurationSchemaIdentifiers
     {
         /// <summary>
+        /// The tag of elements containing the category type of revetment.
+        /// </summary>
+        public const string CategoryType = "categoriegrens";
+
+        /// <summary>
         /// The tag of elements containing the upper boundary of revetment.
         /// </summary>
         public const string UpperBoundaryRevetment = "bovengrensbekleding";
Index: Ringtoets/Revetment/test/Ringtoets.Revetment.IO.Test/Configurations/WaveConditionsCalculationConfigurationSchemaIdentifiersTest.cs
===================================================================
diff -u -r2057d3372084602a2d959db2e33dcf81de971a73 -r53ab5ff15041fff4f16300752ac696575e2ef9ca
--- Ringtoets/Revetment/test/Ringtoets.Revetment.IO.Test/Configurations/WaveConditionsCalculationConfigurationSchemaIdentifiersTest.cs	(.../WaveConditionsCalculationConfigurationSchemaIdentifiersTest.cs)	(revision 2057d3372084602a2d959db2e33dcf81de971a73)
+++ Ringtoets/Revetment/test/Ringtoets.Revetment.IO.Test/Configurations/WaveConditionsCalculationConfigurationSchemaIdentifiersTest.cs	(.../WaveConditionsCalculationConfigurationSchemaIdentifiersTest.cs)	(revision 53ab5ff15041fff4f16300752ac696575e2ef9ca)
@@ -31,6 +31,7 @@
         public void WaveConditionsCalculationConfigurationSchemaIdentifiers_ExpectedValues()
         {
             // Call & Assert
+            Assert.AreEqual("categoriegrens", WaveConditionsCalculationConfigurationSchemaIdentifiers.CategoryType);
             Assert.AreEqual("bovengrensbekleding", WaveConditionsCalculationConfigurationSchemaIdentifiers.UpperBoundaryRevetment);
             Assert.AreEqual("ondergrensbekleding", WaveConditionsCalculationConfigurationSchemaIdentifiers.LowerBoundaryRevetment);
             Assert.AreEqual("bovengrenswaterstanden", WaveConditionsCalculationConfigurationSchemaIdentifiers.UpperBoundaryWaterLevels);