Old SDK removed
New dotnet SDK added - Release
diff --git a/sdks/dotnet/basyx-core/BaSyx.Models/Core/AssetAdministrationShell/Identification/AdministrativeInformation.cs b/sdks/dotnet/basyx-core/BaSyx.Models/Core/AssetAdministrationShell/Identification/AdministrativeInformation.cs
new file mode 100644
index 0000000..ae2ab4e
--- /dev/null
+++ b/sdks/dotnet/basyx-core/BaSyx.Models/Core/AssetAdministrationShell/Identification/AdministrativeInformation.cs
@@ -0,0 +1,27 @@
+/*******************************************************************************
+* Copyright (c) 2020 Robert Bosch GmbH
+* Author: Constantin Ziesche (constantin.ziesche@bosch.com)
+*
+* This program and the accompanying materials are made available under the
+* terms of the Eclipse Public License 2.0 which is available at
+* http://www.eclipse.org/legal/epl-2.0
+*
+* SPDX-License-Identifier: EPL-2.0
+*******************************************************************************/
+using System.Runtime.Serialization;
+using System.Xml.Serialization;
+
+namespace BaSyx.Models.Core.AssetAdministrationShell.Identification
+{
+    [DataContract]
+    public class AdministrativeInformation
+    {
+        [DataMember(Name = "version")]
+        [XmlElement("version")]
+        public string Version { get; set; }
+
+        [DataMember(Name = "revision")]
+        [XmlElement("revision")]
+        public string Revision { get; set; }
+    }
+}