diff --git a/Bornlogic.IdentityServer/Extensions/IClientStoreExtensions.cs b/Bornlogic.IdentityServer/Extensions/IClientStoreExtensions.cs
index 207e0024d..5cf423fe3 100644
--- a/Bornlogic.IdentityServer/Extensions/IClientStoreExtensions.cs
+++ b/Bornlogic.IdentityServer/Extensions/IClientStoreExtensions.cs
@@ -33,7 +33,7 @@ public static async Task<Client> FindEnabledClientByIdAsync(this IClientStore st
                 
                 if (clientUserRoleService != null && !string.IsNullOrEmpty(userID))
                 {
-                    var userHasLoginByPassRoleInClient = await clientUserRoleService.UserHasLoginByPassRoleInClient(userID, client);
+                    var userHasLoginByPassRoleInClient = await clientUserRoleService.UserHasLoginByPassRoleInClient(userID, client, null);
 
                     if (userHasLoginByPassRoleInClient)
                     {
diff --git a/Bornlogic.IdentityServer/Models/ClientRoleOptions.cs b/Bornlogic.IdentityServer/Models/ClientRoleOptions.cs
new file mode 100644
index 000000000..94688c250
--- /dev/null
+++ b/Bornlogic.IdentityServer/Models/ClientRoleOptions.cs
@@ -0,0 +1,7 @@
+namespace Bornlogic.IdentityServer.Models
+{
+    public class ClientRoleOptions
+    {
+        public string[] ValidUserRolesToBypassClientScopeValidation { get; set; }
+    }
+}
diff --git a/Bornlogic.IdentityServer/Services/Default/DefaultClientUserRoleService.cs b/Bornlogic.IdentityServer/Services/Default/DefaultClientUserRoleService.cs
index 53f508237..61a219161 100644
--- a/Bornlogic.IdentityServer/Services/Default/DefaultClientUserRoleService.cs
+++ b/Bornlogic.IdentityServer/Services/Default/DefaultClientUserRoleService.cs
@@ -4,7 +4,7 @@ namespace Bornlogic.IdentityServer.Services.Default
 {
     public class DefaultClientUserRoleService : IClientUserRoleService
     {
-        public Task<bool> UserHasLoginByPassRoleInClient(string userID, Client client)
+        public Task<bool> UserHasLoginByPassRoleInClient(string userID, Client client, string[] validRoles)
         {
             return Task.FromResult(false);
         }
diff --git a/Bornlogic.IdentityServer/Services/IClientUserRoleService.cs b/Bornlogic.IdentityServer/Services/IClientUserRoleService.cs
index 1a8f1bb92..d8dfff529 100644
--- a/Bornlogic.IdentityServer/Services/IClientUserRoleService.cs
+++ b/Bornlogic.IdentityServer/Services/IClientUserRoleService.cs
@@ -6,6 +6,6 @@ namespace Bornlogic.IdentityServer.Services
 {
     public interface IClientUserRoleService
     {
-        Task<bool> UserHasLoginByPassRoleInClient(string userID, Client client);
+        Task<bool> UserHasLoginByPassRoleInClient(string userID, Client client, string[] validRoles);
     }
 }
diff --git a/Bornlogic.IdentityServer/Validation/Default/AuthorizeRequestValidator.cs b/Bornlogic.IdentityServer/Validation/Default/AuthorizeRequestValidator.cs
index 1ded56670..488baf76b 100644
--- a/Bornlogic.IdentityServer/Validation/Default/AuthorizeRequestValidator.cs
+++ b/Bornlogic.IdentityServer/Validation/Default/AuthorizeRequestValidator.cs
@@ -621,7 +621,8 @@ private async Task<AuthorizeRequestValidationResult> ValidateScopeAsync(Validate
             {
                 Client = request.Client,
                 Scopes = request.RequestedScopes,
-                RequiredRequestScopes = request.Raw.Get("required_scope")?.Split(' ') ?? Array.Empty<string>()
+                RequiredRequestScopes = request.Raw.Get("required_scope")?.Split(' ') ?? Array.Empty<string>(),
+                Subject = request.Subject
             });
 
             if (!validatedResources.Succeeded)
diff --git a/Bornlogic.IdentityServer/Validation/Default/DefaultResourceValidator.cs b/Bornlogic.IdentityServer/Validation/Default/DefaultResourceValidator.cs
index c00867aed..b5864151d 100644
--- a/Bornlogic.IdentityServer/Validation/Default/DefaultResourceValidator.cs
+++ b/Bornlogic.IdentityServer/Validation/Default/DefaultResourceValidator.cs
@@ -3,10 +3,13 @@
 
 
 using Bornlogic.IdentityServer.Extensions;
+using Bornlogic.IdentityServer.Models;
+using Bornlogic.IdentityServer.Services;
 using Bornlogic.IdentityServer.Storage.Models;
 using Bornlogic.IdentityServer.Storage.Stores;
 using Bornlogic.IdentityServer.Validation.Models;
 using Microsoft.Extensions.Logging;
+using Microsoft.Extensions.Options;
 
 namespace Bornlogic.IdentityServer.Validation.Default
 {
@@ -16,6 +19,8 @@ namespace Bornlogic.IdentityServer.Validation.Default
     public class DefaultResourceValidator : IResourceValidator
     {
         private readonly ILogger _logger;
+        private readonly IClientUserRoleService _clientUserRoleService;
+        private readonly IOptions<ClientRoleOptions> _clientRoleOptions;
         private readonly IScopeParser _scopeParser;
         private readonly IResourceStore _store;
 
@@ -25,9 +30,11 @@ public class DefaultResourceValidator : IResourceValidator
         /// <param name="store">The store.</param>
         /// <param name="scopeParser"></param>
         /// <param name="logger">The logger.</param>
-        public DefaultResourceValidator(IResourceStore store, IScopeParser scopeParser, ILogger<DefaultResourceValidator> logger)
+        public DefaultResourceValidator(IResourceStore store, IScopeParser scopeParser, ILogger<DefaultResourceValidator> logger, IClientUserRoleService clientUserRoleService, IOptions<ClientRoleOptions> clientRoleOptions)
         {
             _logger = logger;
+            _clientUserRoleService = clientUserRoleService;
+            _clientRoleOptions = clientRoleOptions;
             _scopeParser = scopeParser;
             _store = store;
         }
@@ -65,20 +72,30 @@ public virtual async Task<ResourceValidationResult> ValidateRequestedResourcesAs
                 return result;
             }
 
-            var scopeNames = parsedScopesResult.ParsedScopes.Select(x => x.ParsedName).Distinct().ToArray();
-            var resourcesFromStore = await _store.FindEnabledResourcesByScopeAsync(scopeNames);
+            var subjectIdOrDefault = request.Subject?.GetSubjectIdOrDefault();
 
-            foreach (var scope in parsedScopesResult.ParsedScopes)
+            if (!string.IsNullOrEmpty(subjectIdOrDefault))
             {
-                await ValidateScopeAsync(request.Client, resourcesFromStore, scope, result, request.RequiredRequestScopes.Any(a => a == scope.ParsedName));
-            }
+                var hasRoleToBypassScopeValidation = await _clientUserRoleService.UserHasLoginByPassRoleInClient(subjectIdOrDefault, request.Client, _clientRoleOptions?.Value?.ValidUserRolesToBypassClientScopeValidation);
 
-            var requiredRequestScopeNames = parsedRequiredRequestScopesResult.ParsedScopes.Select(x => x.ParsedName).Distinct().ToArray();
-            var requiredRequestResourcesFromStore = await _store.FindEnabledResourcesByScopeAsync(requiredRequestScopeNames);
+                if (!hasRoleToBypassScopeValidation)
+                {
+                    var scopeNames = parsedScopesResult.ParsedScopes.Select(x => x.ParsedName).Distinct().ToArray();
+                    var resourcesFromStore = await _store.FindEnabledResourcesByScopeAsync(scopeNames);
 
-            foreach (var scope in parsedRequiredRequestScopesResult.ParsedScopes)
-            {
-                await ValidateRequestRequiredScopeAsync(request.Client, requiredRequestResourcesFromStore, scope, result);
+                    foreach (var scope in parsedScopesResult.ParsedScopes)
+                    {
+                        await ValidateScopeAsync(request.Client, resourcesFromStore, scope, result, request.RequiredRequestScopes.Any(a => a == scope.ParsedName));
+                    }
+
+                    var requiredRequestScopeNames = parsedRequiredRequestScopesResult.ParsedScopes.Select(x => x.ParsedName).Distinct().ToArray();
+                    var requiredRequestResourcesFromStore = await _store.FindEnabledResourcesByScopeAsync(requiredRequestScopeNames);
+
+                    foreach (var scope in parsedRequiredRequestScopesResult.ParsedScopes)
+                    {
+                        await ValidateRequestRequiredScopeAsync(request.Client, requiredRequestResourcesFromStore, scope, result);
+                    }
+                }
             }
 
             if (result.InvalidScopes.Count > 0)
diff --git a/Bornlogic.IdentityServer/Validation/Default/DeviceAuthorizationRequestValidator.cs b/Bornlogic.IdentityServer/Validation/Default/DeviceAuthorizationRequestValidator.cs
index e7f244c86..46a2166b7 100644
--- a/Bornlogic.IdentityServer/Validation/Default/DeviceAuthorizationRequestValidator.cs
+++ b/Bornlogic.IdentityServer/Validation/Default/DeviceAuthorizationRequestValidator.cs
@@ -151,7 +151,8 @@ private async Task<DeviceAuthorizationRequestValidationResult> ValidateScopeAsyn
             //////////////////////////////////////////////////////////
             var validatedResources = await _resourceValidator.ValidateRequestedResourcesAsync(new ResourceValidationRequest{
                 Client = request.Client, 
-                Scopes = request.RequestedScopes
+                Scopes = request.RequestedScopes,
+                Subject = request.Subject
             });
 
             if (!validatedResources.Succeeded)
diff --git a/Bornlogic.IdentityServer/Validation/Default/TokenRequestValidator.cs b/Bornlogic.IdentityServer/Validation/Default/TokenRequestValidator.cs
index b4ba4e247..836379cc8 100644
--- a/Bornlogic.IdentityServer/Validation/Default/TokenRequestValidator.cs
+++ b/Bornlogic.IdentityServer/Validation/Default/TokenRequestValidator.cs
@@ -721,7 +721,8 @@ private async Task<bool> ValidateRequestedScopesAsync(NameValueCollection parame
 
             var resourceValidationResult = await _resourceValidator.ValidateRequestedResourcesAsync(new ResourceValidationRequest { 
                 Client = _validatedRequest.Client,
-                Scopes = requestedScopes
+                Scopes = requestedScopes,
+                Subject = _validatedRequest.Subject
             });
 
             if (!resourceValidationResult.Succeeded)
diff --git a/Bornlogic.IdentityServer/Validation/Models/ResourceValidationRequest.cs b/Bornlogic.IdentityServer/Validation/Models/ResourceValidationRequest.cs
index 4f4529bd3..f3fd046b0 100644
--- a/Bornlogic.IdentityServer/Validation/Models/ResourceValidationRequest.cs
+++ b/Bornlogic.IdentityServer/Validation/Models/ResourceValidationRequest.cs
@@ -2,6 +2,7 @@
 // Licensed under the Apache License, Version 2.0. See LICENSE in the project root for license information.
 
 
+using System.Security.Claims;
 using Bornlogic.IdentityServer.Storage.Models;
 
 namespace Bornlogic.IdentityServer.Validation.Models
@@ -16,6 +17,8 @@ public class ResourceValidationRequest
         /// </summary>
         public Client Client { get; set; }
 
+        public ClaimsPrincipal Subject { get; set; }
+
         /// <summary>
         /// The requested scope values.
         /// </summary>