diff --git a/client/src/components/Layout.jsx b/client/src/components/Layout.jsx
index fcf73c8..b6ce03b 100644
--- a/client/src/components/Layout.jsx
+++ b/client/src/components/Layout.jsx
@@ -3,6 +3,7 @@ import { Outlet, Link, useLocation } from 'react-router-dom';
 import { useAuth } from '../contexts/AuthContext';
 import { useSocket } from '../contexts/SocketContext';
 import DebugToggle from './DebugToggle';
+import { canAccessSettings, hasPermission } from '../utils/rbac';
 import {
   HomeIcon,
   MapIcon,
@@ -27,25 +28,31 @@ const baseNavigation = [
   { name: 'Alerts', href: '/alerts', icon: BellIcon },
 ];
 
-const adminNavigation = [
-  { name: 'Settings', href: '/settings', icon: CogIcon },
-  { name: 'Debug', href: '/debug', icon: BugAntIcon },
-];
-
 const Layout = () => {
   const [sidebarOpen, setSidebarOpen] = useState(false);
   const { user, logout } = useAuth();
   const { connected, recentDetections } = useSocket();
   const location = useLocation();
 
-  // Build navigation based on user role - ensure it's always an array
+  // Build navigation based on user permissions
   const navigation = React.useMemo(() => {
     if (!user) {
       return baseNavigation; // Return base navigation if user not loaded yet
     }
-    return user.role === 'admin' 
-      ? [...baseNavigation, ...adminNavigation]
-      : baseNavigation;
+    
+    const nav = [...baseNavigation];
+    
+    // Add Settings if user has any settings permissions
+    if (canAccessSettings(user.role)) {
+      nav.push({ name: 'Settings', href: '/settings', icon: CogIcon });
+    }
+    
+    // Add Debug if user has debug permissions
+    if (hasPermission(user.role, 'debug.access')) {
+      nav.push({ name: 'Debug', href: '/debug', icon: BugAntIcon });
+    }
+    
+    return nav;
   }, [user?.role]);
 
   return (
diff --git a/client/src/pages/Settings.jsx b/client/src/pages/Settings.jsx
index fa29fca..6fa9676 100644
--- a/client/src/pages/Settings.jsx
+++ b/client/src/pages/Settings.jsx
@@ -12,6 +12,7 @@ import {
   EyeIcon,
   EyeSlashIcon
 } from '@heroicons/react/24/outline';
+import { hasPermission, canAccessSettings } from '../utils/rbac';
 
 const Settings = () => {
   const { user } = useAuth();
@@ -20,8 +21,8 @@ const Settings = () => {
   const [loading, setLoading] = useState(true);
   const [saving, setSaving] = useState(false);
 
-  // Check if user has admin role
-  const isAdmin = user?.role === 'admin';
+  // Check if user can access settings based on RBAC permissions
+  const canAccess = canAccessSettings(user?.role);
 
   useEffect(() => {
     fetchTenantConfig();
@@ -48,27 +49,60 @@ const Settings = () => {
     );
   }
 
-  if (!isAdmin) {
+  if (!canAccess) {
     return (
       <div className="min-h-screen flex items-center justify-center">
         <div className="text-center">
           <ShieldCheckIcon className="mx-auto h-12 w-12 text-gray-400" />
           <h3 className="mt-2 text-sm font-medium text-gray-900">Access Denied</h3>
           <p className="mt-1 text-sm text-gray-500">
-            You need admin privileges to access tenant settings.
+            You don't have permission to access tenant settings.
           </p>
         </div>
       </div>
     );
   }
 
-  const tabs = [
-    { id: 'general', name: 'General', icon: CogIcon },
-    { id: 'branding', name: 'Branding', icon: PaintBrushIcon },
-    { id: 'security', name: 'Security', icon: ShieldCheckIcon },
-    { id: 'authentication', name: 'Authentication', icon: KeyIcon },
-    { id: 'users', name: 'Users', icon: UserGroupIcon },
-  ];
+  // Filter tabs based on user permissions
+  const availableTabs = [
+    { 
+      id: 'general', 
+      name: 'General', 
+      icon: CogIcon,
+      permission: 'tenant.view'
+    },
+    { 
+      id: 'branding', 
+      name: 'Branding', 
+      icon: PaintBrushIcon,
+      permission: 'branding.view'
+    },
+    { 
+      id: 'security', 
+      name: 'Security', 
+      icon: ShieldCheckIcon,
+      permission: 'security.view'
+    },
+    { 
+      id: 'authentication', 
+      name: 'Authentication', 
+      icon: KeyIcon,
+      permission: 'auth.view'
+    },
+    { 
+      id: 'users', 
+      name: 'Users', 
+      icon: UserGroupIcon,
+      permission: 'users.view'
+    },
+  ].filter(tab => hasPermission(user?.role, tab.permission));
+
+  // Set initial tab to first available tab
+  useEffect(() => {
+    if (availableTabs.length > 0 && !availableTabs.find(tab => tab.id === activeTab)) {
+      setActiveTab(availableTabs[0].id);
+    }
+  }, [availableTabs, activeTab]);
 
   return (
     <div className="min-h-screen bg-gray-50">
@@ -81,7 +115,7 @@ const Settings = () => {
               </h3>
               <div className="mt-4 sm:mt-0 sm:ml-10">
                 <nav className="-mb-px flex space-x-8">
-                  {tabs.map((tab) => {
+                  {availableTabs.map((tab) => {
                     const Icon = tab.icon;
                     return (
                       <button
@@ -104,11 +138,21 @@ const Settings = () => {
           </div>
 
           <div className="mt-6">
-            {activeTab === 'general' && <GeneralSettings tenantConfig={tenantConfig} />}
-            {activeTab === 'branding' && <BrandingSettings tenantConfig={tenantConfig} onRefresh={fetchTenantConfig} />}
-            {activeTab === 'security' && <SecuritySettings tenantConfig={tenantConfig} onRefresh={fetchTenantConfig} />}
-            {activeTab === 'authentication' && <AuthenticationSettings tenantConfig={tenantConfig} />}
-            {activeTab === 'users' && <UsersSettings tenantConfig={tenantConfig} onRefresh={fetchTenantConfig} />}
+            {activeTab === 'general' && hasPermission(user?.role, 'tenant.view') && (
+              <GeneralSettings tenantConfig={tenantConfig} />
+            )}
+            {activeTab === 'branding' && hasPermission(user?.role, 'branding.view') && (
+              <BrandingSettings tenantConfig={tenantConfig} onRefresh={fetchTenantConfig} />
+            )}
+            {activeTab === 'security' && hasPermission(user?.role, 'security.view') && (
+              <SecuritySettings tenantConfig={tenantConfig} onRefresh={fetchTenantConfig} />
+            )}
+            {activeTab === 'authentication' && hasPermission(user?.role, 'auth.view') && (
+              <AuthenticationSettings tenantConfig={tenantConfig} />
+            )}
+            {activeTab === 'users' && hasPermission(user?.role, 'users.view') && (
+              <UsersSettings tenantConfig={tenantConfig} onRefresh={fetchTenantConfig} />
+            )}
           </div>
         </div>
       </div>
@@ -141,6 +185,7 @@ const GeneralSettings = ({ tenantConfig }) => (
 
 // Branding Settings Component
 const BrandingSettings = ({ tenantConfig, onRefresh }) => {
+  const { user } = useAuth();
   const [branding, setBranding] = useState({
     logo_url: '',
     primary_color: '#3B82F6',
@@ -151,6 +196,8 @@ const BrandingSettings = ({ tenantConfig, onRefresh }) => {
   const [uploading, setUploading] = useState(false);
   const [logoPreview, setLogoPreview] = useState(null);
 
+  const canEdit = hasPermission(user?.role, 'branding.edit');
+
   useEffect(() => {
     if (tenantConfig?.branding) {
       setBranding(tenantConfig.branding);
@@ -231,7 +278,8 @@ const BrandingSettings = ({ tenantConfig, onRefresh }) => {
               type="text"
               value={branding.company_name}
               onChange={(e) => setBranding(prev => ({ ...prev, company_name: e.target.value }))}
-              className="mt-1 block w-full border-gray-300 rounded-md shadow-sm focus:ring-primary-500 focus:border-primary-500"
+              disabled={!canEdit}
+              className="mt-1 block w-full border-gray-300 rounded-md shadow-sm focus:ring-primary-500 focus:border-primary-500 disabled:bg-gray-100 disabled:cursor-not-allowed"
             />
           </div>
           
@@ -259,12 +307,12 @@ const BrandingSettings = ({ tenantConfig, onRefresh }) => {
                 <input
                   type="file"
                   accept="image/*"
+                  disabled={!canEdit || uploading}
                   onChange={(e) => {
                     handleFilePreview(e);
                     handleLogoUpload(e);
                   }}
-                  className="block w-full text-sm text-gray-500 file:mr-4 file:py-2 file:px-4 file:rounded-md file:border-0 file:text-sm file:font-medium file:bg-primary-50 file:text-primary-700 hover:file:bg-primary-100"
-                  disabled={uploading}
+                  className="block w-full text-sm text-gray-500 file:mr-4 file:py-2 file:px-4 file:rounded-md file:border-0 file:text-sm file:font-medium file:bg-primary-50 file:text-primary-700 hover:file:bg-primary-100 disabled:opacity-50"
                 />
                 <p className="text-xs text-gray-500 mt-1">PNG, JPG up to 5MB</p>
               </div>
@@ -296,7 +344,8 @@ const BrandingSettings = ({ tenantConfig, onRefresh }) => {
                 type="url"
                 value={branding.logo_url}
                 onChange={(e) => setBranding(prev => ({ ...prev, logo_url: e.target.value }))}
-                className="mt-1 block w-full border-gray-300 rounded-md shadow-sm focus:ring-primary-500 focus:border-primary-500"
+                disabled={!canEdit}
+                className="mt-1 block w-full border-gray-300 rounded-md shadow-sm focus:ring-primary-500 focus:border-primary-500 disabled:bg-gray-100 disabled:cursor-not-allowed"
                 placeholder="https://example.com/logo.png"
               />
             </div>
@@ -310,13 +359,15 @@ const BrandingSettings = ({ tenantConfig, onRefresh }) => {
                   type="color"
                   value={branding.primary_color}
                   onChange={(e) => setBranding(prev => ({ ...prev, primary_color: e.target.value }))}
-                  className="h-10 w-20 border border-gray-300 rounded-md"
+                  disabled={!canEdit}
+                  className="h-10 w-20 border border-gray-300 rounded-md disabled:opacity-50"
                 />
                 <input
                   type="text"
                   value={branding.primary_color}
                   onChange={(e) => setBranding(prev => ({ ...prev, primary_color: e.target.value }))}
-                  className="ml-2 block w-full border-gray-300 rounded-md shadow-sm focus:ring-primary-500 focus:border-primary-500"
+                  disabled={!canEdit}
+                  className="ml-2 block w-full border-gray-300 rounded-md shadow-sm focus:ring-primary-500 focus:border-primary-500 disabled:bg-gray-100 disabled:cursor-not-allowed"
                 />
               </div>
             </div>
@@ -328,26 +379,34 @@ const BrandingSettings = ({ tenantConfig, onRefresh }) => {
                   type="color"
                   value={branding.secondary_color}
                   onChange={(e) => setBranding(prev => ({ ...prev, secondary_color: e.target.value }))}
-                  className="h-10 w-20 border border-gray-300 rounded-md"
+                  disabled={!canEdit}
+                  className="h-10 w-20 border border-gray-300 rounded-md disabled:opacity-50"
                 />
                 <input
                   type="text"
                   value={branding.secondary_color}
                   onChange={(e) => setBranding(prev => ({ ...prev, secondary_color: e.target.value }))}
-                  className="ml-2 block w-full border-gray-300 rounded-md shadow-sm focus:ring-primary-500 focus:border-primary-500"
+                  disabled={!canEdit}
+                  className="ml-2 block w-full border-gray-300 rounded-md shadow-sm focus:ring-primary-500 focus:border-primary-500 disabled:bg-gray-100 disabled:cursor-not-allowed"
                 />
               </div>
             </div>
           </div>
 
           <div className="flex justify-end">
-            <button
-              onClick={handleSave}
-              disabled={saving}
-              className="bg-primary-600 text-white px-4 py-2 rounded-md hover:bg-primary-700 disabled:opacity-50"
-            >
-              {saving ? 'Saving...' : 'Save Branding'}
-            </button>
+            {canEdit ? (
+              <button
+                onClick={handleSave}
+                disabled={saving}
+                className="bg-primary-600 text-white px-4 py-2 rounded-md hover:bg-primary-700 disabled:opacity-50"
+              >
+                {saving ? 'Saving...' : 'Save Branding'}
+              </button>
+            ) : (
+              <div className="text-sm text-gray-500 py-2">
+                You don't have permission to edit branding settings
+              </div>
+            )}
           </div>
         </div>
       </div>
@@ -357,6 +416,7 @@ const BrandingSettings = ({ tenantConfig, onRefresh }) => {
 
 // Placeholder components for other tabs
 const SecuritySettings = ({ tenantConfig, onRefresh }) => {
+  const { user } = useAuth();
   const [securitySettings, setSecuritySettings] = useState({
     ip_restriction_enabled: false,
     ip_whitelist: [],
@@ -365,6 +425,8 @@ const SecuritySettings = ({ tenantConfig, onRefresh }) => {
   const [newIP, setNewIP] = useState('');
   const [saving, setSaving] = useState(false);
 
+  const canEdit = hasPermission(user?.role, 'security.edit');
+
   useEffect(() => {
     if (tenantConfig) {
       setSecuritySettings({
@@ -432,7 +494,7 @@ const SecuritySettings = ({ tenantConfig, onRefresh }) => {
           <h3 className="text-lg leading-6 font-medium text-gray-900">Security Settings</h3>
           <button
             onClick={handleSave}
-            disabled={saving}
+            disabled={saving || !canEdit}
             className="bg-primary-600 text-white px-4 py-2 rounded-md hover:bg-primary-700 disabled:opacity-50"
           >
             {saving ? 'Saving...' : 'Save Changes'}
@@ -453,11 +515,12 @@ const SecuritySettings = ({ tenantConfig, onRefresh }) => {
                 type="checkbox"
                 id="ip_restriction_enabled"
                 checked={securitySettings.ip_restriction_enabled}
+                disabled={!canEdit}
                 onChange={(e) => setSecuritySettings(prev => ({
                   ...prev,
                   ip_restriction_enabled: e.target.checked
                 }))}
-                className="h-4 w-4 text-primary-600 focus:ring-primary-500 border-gray-300 rounded"
+                className="h-4 w-4 text-primary-600 focus:ring-primary-500 border-gray-300 rounded disabled:opacity-50"
               />
               <label htmlFor="ip_restriction_enabled" className="ml-2 text-sm font-medium text-gray-700">
                 Enable IP Restrictions
@@ -566,6 +629,9 @@ const SecuritySettings = ({ tenantConfig, onRefresh }) => {
 };
 
 const AuthenticationSettings = ({ tenantConfig }) => {
+  const { user } = useAuth();
+  const canEdit = hasPermission(user?.role, 'auth.edit');
+  const canView = hasPermission(user?.role, 'auth.view');
   const [authConfig, setAuthConfig] = useState(null);
   const [loading, setLoading] = useState(true);
   const [saving, setSaving] = useState(false);
@@ -1025,6 +1091,7 @@ const SessionConfig = ({ config, onSave }) => {
 };
 
 const UsersSettings = ({ tenantConfig, onRefresh }) => {
+  const { user } = useAuth();
   const [users, setUsers] = useState([]);
   const [loading, setLoading] = useState(true);
   const [showCreateUser, setShowCreateUser] = useState(false);
@@ -1032,7 +1099,14 @@ const UsersSettings = ({ tenantConfig, onRefresh }) => {
   const [editingUser, setEditingUser] = useState(null);
 
   const authProvider = tenantConfig?.auth_provider;
-  const canManageUsers = authProvider === 'local'; // Only local auth allows user management
+  const isLocalAuth = authProvider === 'local';
+  
+  // Check RBAC permissions for user management
+  const canViewUsers = hasPermission(user?.role, 'users.view');
+  const canCreateUsers = hasPermission(user?.role, 'users.create') && isLocalAuth;
+  const canEditUsers = hasPermission(user?.role, 'users.edit') && isLocalAuth;
+  const canDeleteUsers = hasPermission(user?.role, 'users.delete') && isLocalAuth;
+  const canManageUsers = canCreateUsers || canEditUsers; // Show management UI if can create or edit
 
   useEffect(() => {
     fetchUsers();
@@ -1073,13 +1147,15 @@ const UsersSettings = ({ tenantConfig, onRefresh }) => {
           <div>
             <h3 className="text-lg leading-6 font-medium text-gray-900">User Management</h3>
             <p className="text-sm text-gray-500">
-              {authProvider === 'local' 
-                ? 'Manage local users for this tenant'
+              {isLocalAuth 
+                ? canManageUsers 
+                  ? 'Manage local users for this tenant'
+                  : 'View users for this tenant'
                 : `Users are managed through ${authProvider.toUpperCase()}. Showing read-only information.`
               }
             </p>
           </div>
-          {canManageUsers && (
+          {canCreateUsers && (
             <button
               onClick={() => setShowCreateUser(true)}
               className="bg-primary-600 text-white px-4 py-2 rounded-md hover:bg-primary-700"
@@ -1113,8 +1189,10 @@ const UsersSettings = ({ tenantConfig, onRefresh }) => {
             <UserGroupIcon className="mx-auto h-12 w-12 text-gray-400" />
             <h3 className="mt-2 text-sm font-medium text-gray-900">No users found</h3>
             <p className="mt-1 text-sm text-gray-500">
-              {canManageUsers 
-                ? 'Get started by creating a new user.'
+              {isLocalAuth 
+                ? canCreateUsers
+                  ? 'Get started by creating a new user.'
+                  : 'No users have been created yet.'
                 : 'Users will appear here when they log in through your authentication provider.'
               }
             </p>
@@ -1136,7 +1214,7 @@ const UsersSettings = ({ tenantConfig, onRefresh }) => {
                   <th className="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">
                     Last Login
                   </th>
-                  {canManageUsers && (
+                  {(canEditUsers || canDeleteUsers) && (
                     <th className="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">
                       Actions
                     </th>
@@ -1178,23 +1256,27 @@ const UsersSettings = ({ tenantConfig, onRefresh }) => {
                         : 'Never'
                       }
                     </td>
-                    {canManageUsers && (
+                    {(canEditUsers || canDeleteUsers) && (
                       <td className="px-6 py-4 whitespace-nowrap text-sm font-medium">
-                        <button
-                          onClick={() => handleEditUser(user)}
-                          className="text-primary-600 hover:text-primary-900 mr-4"
-                        >
-                          Edit
-                        </button>
-                        <button
-                          onClick={() => handleToggleUserStatus(user)}
-                          className={user.is_active 
-                            ? 'text-red-600 hover:text-red-900'
-                            : 'text-green-600 hover:text-green-900'
-                          }
-                        >
-                          {user.is_active ? 'Deactivate' : 'Activate'}
-                        </button>
+                        {canEditUsers && (
+                          <button
+                            onClick={() => handleEditUser(user)}
+                            className="text-primary-600 hover:text-primary-900 mr-4"
+                          >
+                            Edit
+                          </button>
+                        )}
+                        {canDeleteUsers && (
+                          <button
+                            onClick={() => handleToggleUserStatus(user)}
+                            className={user.is_active 
+                              ? 'text-red-600 hover:text-red-900'
+                              : 'text-green-600 hover:text-green-900'
+                            }
+                          >
+                            {user.is_active ? 'Deactivate' : 'Activate'}
+                          </button>
+                        )}
                       </td>
                     )}
                   </tr>
@@ -1205,7 +1287,7 @@ const UsersSettings = ({ tenantConfig, onRefresh }) => {
         )}
 
         {/* Non-Local Auth Guidance */}
-        {!canManageUsers && (
+        {!isLocalAuth && (
           <div className="mt-6 p-4 bg-gray-50 border border-gray-200 rounded-md">
             <h4 className="text-sm font-medium text-gray-900 mb-2">
               User Management for {authProvider?.toUpperCase()}
@@ -1238,7 +1320,7 @@ const UsersSettings = ({ tenantConfig, onRefresh }) => {
       </div>
 
       {/* Create User Modal for Local Auth */}
-      {showCreateUser && canManageUsers && (
+      {showCreateUser && canCreateUsers && (
         <CreateUserModal
           isOpen={showCreateUser}
           onClose={() => setShowCreateUser(false)}
@@ -1250,7 +1332,7 @@ const UsersSettings = ({ tenantConfig, onRefresh }) => {
       )}
 
       {/* Edit User Modal for Local Auth */}
-      {showEditUser && canManageUsers && editingUser && (
+      {showEditUser && canEditUsers && editingUser && (
         <EditUserModal
           isOpen={showEditUser}
           onClose={() => {
diff --git a/client/src/utils/rbac.js b/client/src/utils/rbac.js
new file mode 100644
index 0000000..9046fd4
--- /dev/null
+++ b/client/src/utils/rbac.js
@@ -0,0 +1,170 @@
+/**
+ * Frontend RBAC Utility
+ * Client-side permission checking to match server-side RBAC system
+ */
+
+// Define the same permissions as the server
+export const PERMISSIONS = {
+  // General tenant management
+  'tenant.view': 'View tenant information',
+  'tenant.edit': 'Edit basic tenant settings',
+  
+  // Branding permissions
+  'branding.view': 'View branding settings',
+  'branding.edit': 'Edit branding and appearance',
+  
+  // Security permissions
+  'security.view': 'View security settings',
+  'security.edit': 'Edit security settings and IP restrictions',
+  
+  // User management permissions
+  'users.view': 'View user list',
+  'users.create': 'Create new users',
+  'users.edit': 'Edit user details',
+  'users.delete': 'Delete or deactivate users',
+  'users.manage_roles': 'Change user roles',
+  
+  // Authentication permissions
+  'auth.view': 'View authentication settings',
+  'auth.edit': 'Edit authentication provider settings',
+  
+  // Operational permissions
+  'dashboard.view': 'View dashboard',
+  'devices.view': 'View devices',
+  'devices.manage': 'Add, edit, delete devices',
+  'detections.view': 'View detections',
+  'alerts.view': 'View alerts',
+  'alerts.manage': 'Manage alert configurations',
+  'debug.access': 'Access debug information'
+};
+
+// Define roles and their permissions (must match server-side)
+export const ROLES = {
+  // Full tenant administrator
+  'admin': [
+    'tenant.view', 'tenant.edit',
+    'branding.view', 'branding.edit',
+    'security.view', 'security.edit',
+    'users.view', 'users.create', 'users.edit', 'users.delete', 'users.manage_roles',
+    'auth.view', 'auth.edit',
+    'dashboard.view',
+    'devices.view', 'devices.manage',
+    'detections.view',
+    'alerts.view', 'alerts.manage',
+    'debug.access'
+  ],
+  
+  // User management specialist
+  'user_admin': [
+    'tenant.view',
+    'users.view', 'users.create', 'users.edit', 'users.delete', 'users.manage_roles',
+    'dashboard.view',
+    'devices.view',
+    'detections.view',
+    'alerts.view'
+  ],
+  
+  // Security specialist
+  'security_admin': [
+    'tenant.view',
+    'security.view', 'security.edit',
+    'auth.view', 'auth.edit',
+    'users.view',
+    'dashboard.view',
+    'devices.view',
+    'detections.view',
+    'alerts.view'
+  ],
+  
+  // Branding/marketing specialist
+  'branding_admin': [
+    'tenant.view',
+    'branding.view', 'branding.edit',
+    'dashboard.view',
+    'devices.view',
+    'detections.view',
+    'alerts.view'
+  ],
+  
+  // Operations manager
+  'operator': [
+    'tenant.view',
+    'dashboard.view',
+    'devices.view', 'devices.manage',
+    'detections.view',
+    'alerts.view', 'alerts.manage'
+  ],
+  
+  // Read-only user
+  'viewer': [
+    'dashboard.view',
+    'devices.view',
+    'detections.view',
+    'alerts.view'
+  ]
+};
+
+/**
+ * Check if a user has a specific permission
+ * @param {string} userRole - The user's role
+ * @param {string} permission - The permission to check
+ * @returns {boolean} True if the user has the permission
+ */
+export function hasPermission(userRole, permission) {
+  if (!userRole || !permission) return false;
+  
+  const rolePermissions = ROLES[userRole];
+  if (!rolePermissions) return false;
+  
+  return rolePermissions.includes(permission);
+}
+
+/**
+ * Check if a user has any of the provided permissions
+ * @param {string} userRole - The user's role
+ * @param {string[]} permissions - Array of permissions to check
+ * @returns {boolean} True if the user has at least one permission
+ */
+export function hasAnyPermission(userRole, permissions) {
+  if (!userRole || !permissions || !Array.isArray(permissions)) return false;
+  
+  return permissions.some(permission => hasPermission(userRole, permission));
+}
+
+/**
+ * Check if a user has all of the provided permissions
+ * @param {string} userRole - The user's role
+ * @param {string[]} permissions - Array of permissions to check
+ * @returns {boolean} True if the user has all permissions
+ */
+export function hasAllPermissions(userRole, permissions) {
+  if (!userRole || !permissions || !Array.isArray(permissions)) return false;
+  
+  return permissions.every(permission => hasPermission(userRole, permission));
+}
+
+/**
+ * Get all permissions for a role
+ * @param {string} userRole - The user's role
+ * @returns {string[]} Array of permissions for the role
+ */
+export function getRolePermissions(userRole) {
+  if (!userRole) return [];
+  
+  return ROLES[userRole] || [];
+}
+
+/**
+ * Check if user can access settings at all
+ * @param {string} userRole - The user's role
+ * @returns {boolean} True if user can access any settings
+ */
+export function canAccessSettings(userRole) {
+  return hasAnyPermission(userRole, [
+    'tenant.view',
+    'branding.view',
+    'security.view',
+    'auth.view',
+    'users.view'
+  ]);
+}