diff --git a/src/Backend/AutopilotMonitor.Functions/Functions/AnalyzeRulesFunction.cs b/src/Backend/AutopilotMonitor.Functions/Functions/AnalyzeRulesFunction.cs
index 02bcd566..eb064f20 100644
--- a/src/Backend/AutopilotMonitor.Functions/Functions/AnalyzeRulesFunction.cs
+++ b/src/Backend/AutopilotMonitor.Functions/Functions/AnalyzeRulesFunction.cs
@@ -198,11 +198,31 @@ namespace AutopilotMonitor.Functions.Functions
                 return unauthorized;
             }
 
-            var success = await _ruleService.DeleteRuleAsync(tenantId, ruleId);
+            // Galactic Admins can delete built-in rules globally
+            var globalDelete = req.Url.Query.Contains("global=true", StringComparison.OrdinalIgnoreCase);
+            if (globalDelete)
+            {
+                var upn = TenantHelper.GetUserIdentifier(req);
+                var isGalactic = await _galacticAdminService.IsGalacticAdminAsync(upn);
+                if (!isGalactic)
+                {
+                    var forbidden = req.CreateResponse(HttpStatusCode.Forbidden);
+                    await forbidden.WriteAsJsonAsync(new { success = false, message = "Galactic Admin privileges required for global rule deletion" });
+                    return forbidden;
+                }
 
-            var response = req.CreateResponse(success ? HttpStatusCode.OK : HttpStatusCode.InternalServerError);
-            await response.WriteAsJsonAsync(new { success, message = success ? "Rule deleted" : "Failed to delete rule" });
-            return response;
+                var success = await _ruleService.DeleteGlobalRuleAsync(ruleId);
+                var response = req.CreateResponse(success ? HttpStatusCode.OK : HttpStatusCode.InternalServerError);
+                await response.WriteAsJsonAsync(new { success, message = success ? "Global rule deleted" : "Failed to delete global rule" });
+                return response;
+            }
+            else
+            {
+                var success = await _ruleService.DeleteRuleAsync(tenantId, ruleId);
+                var response = req.CreateResponse(success ? HttpStatusCode.OK : HttpStatusCode.InternalServerError);
+                await response.WriteAsJsonAsync(new { success, message = success ? "Rule deleted" : "Failed to delete rule" });
+                return response;
+            }
         }
     }
 }
diff --git a/src/Backend/AutopilotMonitor.Functions/Services/AnalyzeRuleService.cs b/src/Backend/AutopilotMonitor.Functions/Services/AnalyzeRuleService.cs
index ee0eee9c..3e456a10 100644
--- a/src/Backend/AutopilotMonitor.Functions/Services/AnalyzeRuleService.cs
+++ b/src/Backend/AutopilotMonitor.Functions/Services/AnalyzeRuleService.cs
@@ -121,13 +121,22 @@ namespace AutopilotMonitor.Functions.Services
         }
 
         /// <summary>
-        /// Deletes a custom analyze rule (cannot delete built-in rules)
+        /// Deletes a custom analyze rule for a tenant
         /// </summary>
         public async Task<bool> DeleteRuleAsync(string tenantId, string ruleId)
         {
             return await _storageService.DeleteAnalyzeRuleAsync(tenantId, ruleId);
         }
 
+        /// <summary>
+        /// Deletes a global built-in analyze rule (Galactic Admin only)
+        /// </summary>
+        public async Task<bool> DeleteGlobalRuleAsync(string ruleId)
+        {
+            _logger.LogInformation($"Deleting global analyze rule: {ruleId}");
+            return await _storageService.DeleteAnalyzeRuleAsync("global", ruleId);
+        }
+
         /// <summary>
         /// Re-imports all built-in analyze rules into the global partition.
         /// Deletes old global built-in rules and writes current code definitions.
diff --git a/src/Web/autopilot-monitor-web/app/analyze-rules/page.tsx b/src/Web/autopilot-monitor-web/app/analyze-rules/page.tsx
index 554ce070..91fc134e 100644
--- a/src/Web/autopilot-monitor-web/app/analyze-rules/page.tsx
+++ b/src/Web/autopilot-monitor-web/app/analyze-rules/page.tsx
@@ -285,7 +285,9 @@ export default function AnalyzeRulesPage() {
         throw new Error("Failed to get access token");
       }
 
-      const response = await fetch(`${API_BASE_URL}/api/analyze-rules/${encodeURIComponent(rule.ruleId)}`, {
+      const isGlobalDelete = rule.isBuiltIn && isGalacticAdmin;
+      const url = `${API_BASE_URL}/api/analyze-rules/${encodeURIComponent(rule.ruleId)}${isGlobalDelete ? "?global=true" : ""}`;
+      const response = await fetch(url, {
         method: "DELETE",
         headers: {
           Authorization: `Bearer ${token}`,
@@ -955,9 +957,9 @@ export default function AnalyzeRulesPage() {
                                   <span>{rule.isBuiltIn ? "Edit (Global)" : "Edit"}</span>
                                 </button>
                               )}
-                              {!rule.isBuiltIn && (
-                                <button onClick={() => handleDeleteRule(rule)} disabled={deletingRuleId === rule.ruleId} className="px-4 py-2 text-sm bg-red-600 text-white rounded-lg hover:bg-red-700 disabled:opacity-50 disabled:cursor-not-allowed transition-colors flex items-center space-x-2">
-                                  {deletingRuleId === rule.ruleId ? (<><div className="animate-spin rounded-full h-4 w-4 border-b-2 border-white"></div><span>Deleting...</span></>) : (<><svg className="w-4 h-4" fill="none" stroke="currentColor" viewBox="0 0 24 24"><path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M19 7l-.867 12.142A2 2 0 0116.138 21H7.862a2 2 0 01-1.995-1.858L5 7m5 4v6m4-6v6m1-10V4a1 1 0 00-1-1h-4a1 1 0 00-1 1v3M4 7h16" /></svg><span>Delete</span></>)}
+                              {(!rule.isBuiltIn || isGalacticAdmin) && (
+                                <button onClick={() => handleDeleteRule(rule)} disabled={deletingRuleId === rule.ruleId} className="px-4 py-2 text-sm bg-red-600 text-white rounded-lg hover:bg-red-700 disabled:opacity-50 disabled:cursor-not-allowed transition-colors flex items-center space-x-2" title={rule.isBuiltIn ? "Delete global rule (Galactic Admin)" : "Delete rule"}>
+                                  {deletingRuleId === rule.ruleId ? (<><div className="animate-spin rounded-full h-4 w-4 border-b-2 border-white"></div><span>Deleting...</span></>) : (<><svg className="w-4 h-4" fill="none" stroke="currentColor" viewBox="0 0 24 24"><path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M19 7l-.867 12.142A2 2 0 0116.138 21H7.862a2 2 0 01-1.995-1.858L5 7m5 4v6m4-6v6m1-10V4a1 1 0 00-1-1h-4a1 1 0 00-1 1v3M4 7h16" /></svg><span>{rule.isBuiltIn ? "Delete (Global)" : "Delete"}</span></>)}
                                 </button>
                               )}
                             </div>