diff --git a/CommonAssemblyInfo.cs b/CommonAssemblyInfo.cs
index 0713f119..e711a2a7 100644
--- a/CommonAssemblyInfo.cs
+++ b/CommonAssemblyInfo.cs
@@ -29,3 +29,5 @@ limitations under the License.
 
 [assembly: AssemblyVersion("2013.3.1021.0")]
 [assembly: AssemblyFileVersion("2013.3.1021.0")]
+
+[assembly: AssemblyMetadata("BuildDate", "2013/10/21")]
diff --git a/Telerik.JustMock/Core/Licensing/LicenseException.cs b/Telerik.JustMock/Core/Licensing/LicenseException.cs
new file mode 100644
index 00000000..421cf1d7
--- /dev/null
+++ b/Telerik.JustMock/Core/Licensing/LicenseException.cs
@@ -0,0 +1,34 @@
+/*
+ JustMock Lite
+ Copyright © 2025 Progress Software Corporation
+
+   Licensed under the Apache License, Version 2.0 (the "License");
+   you may not use this file except in compliance with the License.
+   You may obtain a copy of the License at
+
+   http://www.apache.org/licenses/LICENSE-2.0
+
+   Unless required by applicable law or agreed to in writing, software
+   distributed under the License is distributed on an "AS IS" BASIS,
+   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+   See the License for the specific language governing permissions and
+   limitations under the License.
+*/
+
+using System;
+
+namespace Telerik.JustMock.Core.Licensing
+{
+    /// <summary>
+    /// The exception that is thrown in case of licensing error
+    /// </summary>
+    [Serializable]
+    public class LicenseException : MockException
+    {
+        public LicenseException() : base() { }
+
+        public LicenseException(string message) : base(message) { }
+
+        public LicenseException(string message, Exception innerException) : base(message, innerException) { }
+    }
+}
diff --git a/Telerik.JustMock/Core/Licensing/LicenseManager.cs b/Telerik.JustMock/Core/Licensing/LicenseManager.cs
new file mode 100644
index 00000000..0978ece3
--- /dev/null
+++ b/Telerik.JustMock/Core/Licensing/LicenseManager.cs
@@ -0,0 +1,91 @@
+/*
+ JustMock Lite
+ Copyright © 2025 Progress Software Corporation
+
+   Licensed under the Apache License, Version 2.0 (the "License");
+   you may not use this file except in compliance with the License.
+   You may obtain a copy of the License at
+
+   http://www.apache.org/licenses/LICENSE-2.0
+
+   Unless required by applicable law or agreed to in writing, software
+   distributed under the License is distributed on an "AS IS" BASIS,
+   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+   See the License for the specific language governing permissions and
+   limitations under the License.
+*/
+
+using System;
+using System.Linq;
+using System.Reflection;
+
+namespace Telerik.JustMock.Core.Licensing
+{
+#nullable enable
+    public static class LicenseManager
+    {
+        private const string DefaultProductName = "Telerik JustMock Lite";
+        private const string DefaultProductCode = "JM";
+        private const string DefaultLicenseType = "free";
+        private static readonly DateTime DefaultLicenseDate = DateTime.Now;
+
+        private static string? licenseProductName;
+        private static DateTime licenseDate; 
+
+        public static bool IsLicenseValid => true;
+
+        public static bool IsLicenseKeyFileFound => false;
+
+        public static bool IsLicenseKeyFileValid => false;
+
+        public static string? LicenseProductName
+        {
+            get
+            {
+                if (licenseProductName == null)
+                {
+                    var assemblyProductAttribute = typeof(LicenseManager).Assembly.GetCustomAttribute(typeof(AssemblyProductAttribute)) as AssemblyProductAttribute;
+                    licenseProductName =
+                        assemblyProductAttribute == null
+                        ?
+                            DefaultProductName
+                            :
+                            assemblyProductAttribute.Product;
+                }
+                return licenseProductName;
+            }
+        }
+
+        public static string LicenseProductCode => DefaultProductCode;
+
+        public static string? LicenseProductVersion => typeof(LicenseManager).Assembly.GetName().Version.ToString();
+
+        public static DateTime? LicenseExpiration => null;
+
+        public static DateTime LicenseDate
+        {
+            get
+            {
+                if (licenseDate == null)
+                {
+                    licenseDate = DefaultLicenseDate;
+                    var assemblyMetadataAttributes = typeof(LicenseManager).Assembly.GetCustomAttributes().OfType<AssemblyMetadataAttribute>();
+                    foreach (var assemblyMetadataAttribute in assemblyMetadataAttributes)
+                    {
+                        if (assemblyMetadataAttribute.Key == "BuildDate")
+                        {
+                            licenseDate = DateTime.Parse(assemblyMetadataAttribute.Value);
+                            break;
+                        }
+                    }
+                }   
+                return licenseDate;
+            }
+        }
+
+        public static string? LicenseType => DefaultLicenseType;
+
+        public static string Message = String.Empty;
+    }
+#nullable disable
+}
diff --git a/Telerik.JustMock/Core/MocksRepository.cs b/Telerik.JustMock/Core/MocksRepository.cs
index 6f03bc96..3da0cb4f 100644
--- a/Telerik.JustMock/Core/MocksRepository.cs
+++ b/Telerik.JustMock/Core/MocksRepository.cs
@@ -1,6 +1,6 @@
 /*
  JustMock Lite
- Copyright © 2010-2015,2018-2019,2021-2022 Progress Software Corporation
+ Copyright © 2010-2015,2018-2019,2021-2022,2025 Progress Software Corporation
 
    Licensed under the Apache License, Version 2.0 (the "License");
    you may not use this file except in compliance with the License.
@@ -31,6 +31,7 @@ limitations under the License.
 using Telerik.JustMock.Core.TransparentProxy;
 using Telerik.JustMock.Diagnostics;
 using Telerik.JustMock.Expectations;
+using Telerik.JustMock.Core.Licensing;
 #if DEBUG
 using Telerik.JustMock.Helpers;
 #endif
@@ -133,6 +134,11 @@ internal bool IsRetired
 
         static MocksRepository()
         {
+            if (!Licensing.LicenseManager.IsLicenseValid)
+            {
+                throw new Licensing.LicenseException(Licensing.LicenseManager.Message);
+            }
+
 #if !COREFX
             var badApples = new[]
             {
diff --git a/Telerik.JustMock/Core/ProfilerInterceptor.cs b/Telerik.JustMock/Core/ProfilerInterceptor.cs
index a50de40b..5851329e 100644
--- a/Telerik.JustMock/Core/ProfilerInterceptor.cs
+++ b/Telerik.JustMock/Core/ProfilerInterceptor.cs
@@ -1,6 +1,6 @@
 /*
  JustMock Lite
- Copyright © 2010-2015,2021-2023 Progress Software Corporation
+ Copyright © 2010-2015,2021-2023,2025 Progress Software Corporation
 
    Licensed under the Apache License, Version 2.0 (the "License");
    you may not use this file except in compliance with the License.
@@ -671,16 +671,13 @@ public static void Identify()
 
         public static void ThrowElevatedMockingException(MemberInfo member = null)
         {
-            var marker = typeof(object).Assembly.GetType("Telerik.JustMock.TrialExpiredMarker");
-            if (marker == null)
-            {
-                var ex = member != null ? new ElevatedMockingException(member) : new ElevatedMockingException();
-                throw ex;
-            }
-            else
-            {
-                throw new Trial.JustMockExpiredException();
-            }
+            var ex =
+                member != null
+                    ?
+                        new ElevatedMockingException(member)
+                        :
+                        new ElevatedMockingException();
+            throw ex;
         }
 
         public static bool IsProfilerAttached { [DebuggerHidden] get { return bridge != null; } }
diff --git a/Telerik.JustMock/Telerik.JustMock.csproj b/Telerik.JustMock/Telerik.JustMock.csproj
index 7cd0d994..b3be19ab 100644
--- a/Telerik.JustMock/Telerik.JustMock.csproj
+++ b/Telerik.JustMock/Telerik.JustMock.csproj
@@ -14,6 +14,7 @@
     <ProjectGuid>{0749EBC2-4E83-4960-BF28-1FF5C2DEB2B9}</ProjectGuid>
     <OutputType>Library</OutputType>
     <AppDesignerFolder>Properties</AppDesignerFolder>
+    <LangVersion>latest</LangVersion>
   </PropertyGroup>
   <PropertyGroup Condition=" '$(PreviewTargetFramework)' != '' ">
     <TargetFrameworks>$(TargetFrameworks);$(PreviewTargetFramework)</TargetFrameworks>