diff --git a/test/model/test_concept.py b/test/model/test_concept.py
new file mode 100644
index 000000000..c8bfefce9
--- /dev/null
+++ b/test/model/test_concept.py
@@ -0,0 +1,26 @@
+# Copyright (c) 2023 the Eclipse BaSyx Authors
+#
+# This program and the accompanying materials are made available under the terms of the MIT License, available in
+# the LICENSE file of this project.
+#
+# SPDX-License-Identifier: MIT
+import unittest
+
+from basyx.aas.examples.data import example_aas
+from basyx.aas import model
+
+
+class ConceptDescriptionTest(unittest.TestCase):
+    def test_concept_description(self):
+        concept_description = example_aas.create_example_concept_description()
+
+        concept_description._set_category(category=None)
+        concept_description_category = concept_description.__dict__.get("_category")
+        self.assertEqual(concept_description_category, "PROPERTY")
+
+        concept_description._set_category(category="VALUE")
+        concept_description_category = concept_description.__dict__.get("_category")
+        self.assertEqual(concept_description_category, "VALUE")
+
+        with self.assertRaises(model.base.AASConstraintViolation):
+            concept_description._set_category(category="FORBIDDEN_CONCEPT_DESCRIPTION")