diff --git a/src/app/api/notifications/digest/route.ts b/src/app/api/notifications/digest/route.ts
index 0140ac0..a320442 100644
--- a/src/app/api/notifications/digest/route.ts
+++ b/src/app/api/notifications/digest/route.ts
@@ -1,11 +1,15 @@
 import { NextResponse } from "next/server";
 import { runDigest } from "@/core/notifications";
+import { sendTestDigest } from "@/core/notifications/notification-service";
 
 /**
  * POST /api/notifications/digest
  *
  * Server-to-server endpoint called by N8N cron.
  * Auth via Authorization: Bearer <NOTIFICATION_CRON_SECRET>
+ *
+ * Query params:
+ *   ?test=true — send a test email with sample data to all subscribers
  */
 export async function POST(request: Request) {
   const secret = process.env.NOTIFICATION_CRON_SECRET;
@@ -24,7 +28,10 @@ export async function POST(request: Request) {
     return NextResponse.json({ error: "Unauthorized" }, { status: 401 });
   }
 
-  const result = await runDigest();
+  const url = new URL(request.url);
+  const isTest = url.searchParams.get("test") === "true";
+
+  const result = isTest ? await sendTestDigest() : await runDigest();
 
   return NextResponse.json(result, {
     status: result.success ? 200 : 500,
diff --git a/src/core/notifications/notification-service.ts b/src/core/notifications/notification-service.ts
index 8d6420e..998041b 100644
--- a/src/core/notifications/notification-service.ts
+++ b/src/core/notifications/notification-service.ts
@@ -74,7 +74,11 @@ function buildCompanyDigest(
   entries: RegistryEntry[],
   company: CompanyId,
 ): DigestSection[] {
-  const companyEntries = entries.filter((e) => e.company === company);
+  // "group" users see ALL entries across all companies
+  const companyEntries =
+    company === "group"
+      ? entries
+      : entries.filter((e) => e.company === company);
   const sections: DigestSection[] = [];
 
   const now = new Date();
@@ -385,3 +389,107 @@ export async function runDigest(): Promise<DigestResult> {
 
   return result;
 }
+
+// ── Test digest — sends sample email to all subscribers ──
+
+export async function sendTestDigest(): Promise<DigestResult> {
+  const result: DigestResult = {
+    success: true,
+    totalEmails: 0,
+    errors: [],
+    companySummary: {},
+  };
+
+  try {
+    const preferences = await getAllPreferences();
+
+    if (preferences.length === 0) {
+      return { ...result, errors: ["Nu exista preferinte de notificare configurate"] };
+    }
+
+    const today = new Date().toISOString().slice(0, 10);
+
+    // Sample data for testing
+    const testSections: DigestSection[] = [
+      {
+        type: "deadline-urgent",
+        title: "Termene urgente (5 zile sau mai putin)",
+        items: [
+          {
+            entryNumber: "BTG-0001/2026",
+            subject: "[TEST] Certificat de urbanism - str. Exemplu nr. 10",
+            label: "Emitere CU (30 zile lucratoare)",
+            dueDate: today,
+            daysRemaining: 2,
+            color: "yellow",
+          },
+          {
+            entryNumber: "BTG-0005/2026",
+            subject: "[TEST] Aviz ISU - Proiect rezidential",
+            label: "Raspuns aviz ISU (15 zile)",
+            dueDate: today,
+            daysRemaining: 5,
+            color: "yellow",
+          },
+        ],
+      },
+      {
+        type: "deadline-overdue",
+        title: "Termene depasite",
+        items: [
+          {
+            entryNumber: "BTG-0003/2026",
+            subject: "[TEST] Autorizatie construire - bloc P+4",
+            label: "Emitere AC (30 zile lucratoare)",
+            dueDate: "2026-03-01",
+            daysRemaining: -10,
+            color: "red",
+          },
+        ],
+      },
+      {
+        type: "document-expiry",
+        title: "Documente care expira",
+        items: [
+          {
+            entryNumber: "BTG-0010/2025",
+            subject: "[TEST] CU nr. 123/2025 - proiect mixt",
+            label: "Expira curand",
+            dueDate: "2026-03-25",
+            daysRemaining: 14,
+            color: "yellow",
+          },
+        ],
+      },
+    ];
+
+    for (const pref of preferences) {
+      if (pref.globalOptOut) continue;
+
+      const companyName = COMPANY_LABELS[pref.company] ?? pref.company;
+      const html = renderDigestHtml(testSections, companyName, today);
+      const subject = `[ArchiTools TEST] 4 alerte - ${companyName} (${formatDateRo(today)})`;
+
+      try {
+        await sendEmail({ to: pref.email, subject, html });
+        result.totalEmails++;
+      } catch (err) {
+        result.errors.push(
+          `Eroare trimitere catre ${pref.email}: ${err instanceof Error ? err.message : String(err)}`,
+        );
+      }
+    }
+
+    result.companySummary["test"] = {
+      emails: result.totalEmails,
+      sections: testSections.length,
+    };
+  } catch (err) {
+    result.success = false;
+    result.errors.push(
+      `Eroare test digest: ${err instanceof Error ? err.message : String(err)}`,
+    );
+  }
+
+  return result;
+}