diff --git a/apps/web/src/app/(portal)/admin/users/page.tsx b/apps/web/src/app/(portal)/admin/users/page.tsx
index 5a24f08..f3440f0 100644
--- a/apps/web/src/app/(portal)/admin/users/page.tsx
+++ b/apps/web/src/app/(portal)/admin/users/page.tsx
@@ -204,6 +204,14 @@ export default function AdminUsersPage() {
     );
   }
 
+  // Spiegelt den Zielrollen-Riegel aus `apps/api/src/user/user.controller.ts`
+  // (update/remove, WINDOWS #29): eine Zeile ist gesperrt, wenn ihre Person
+  // SUPER_ADMIN ist und die angemeldete Person es nicht ist. Rein
+  // ergonomisch — die Serverpruefung bleibt die einzige wirksame Grenze
+  // (D-04, T-A1D-02).
+  const canManageRow = (user: User) =>
+    !(user.role === 'SUPER_ADMIN' && currentUser?.role !== 'SUPER_ADMIN');
+
   const roleBadgeClass = (role: string) => {
     switch (role) {
       case 'SUPER_ADMIN':
@@ -305,22 +313,26 @@ export default function AdminUsersPage() {
                       >
                         {t('grants.detailsButton')}
                       </button>
-                      <button
-                        onClick={() => openEdit(user)}
-                        className="rounded px-2 py-1 text-xs text-foreground hover:bg-muted transition-colors"
-                      >
-                        {tCommon('edit')}
-                      </button>
-                      <button
-                        onClick={() => {
-                          setDeleteConfirm(user.id);
-                          setDeleteError(null);
-                        }}
-                        disabled={user.id === currentUser?.id}
-                        className="rounded px-2 py-1 text-xs text-destructive hover:bg-destructive/10 transition-colors disabled:opacity-30 disabled:cursor-not-allowed disabled:pointer-events-none"
-                      >
-                        {tCommon('delete')}
-                      </button>
+                      {canManageRow(user) && (
+                        <button
+                          onClick={() => openEdit(user)}
+                          className="rounded px-2 py-1 text-xs text-foreground hover:bg-muted transition-colors"
+                        >
+                          {tCommon('edit')}
+                        </button>
+                      )}
+                      {canManageRow(user) && (
+                        <button
+                          onClick={() => {
+                            setDeleteConfirm(user.id);
+                            setDeleteError(null);
+                          }}
+                          disabled={user.id === currentUser?.id}
+                          className="rounded px-2 py-1 text-xs text-destructive hover:bg-destructive/10 transition-colors disabled:opacity-30 disabled:cursor-not-allowed disabled:pointer-events-none"
+                        >
+                          {tCommon('delete')}
+                        </button>
+                      )}
                     </div>
                   </td>
                 </tr>
diff --git a/apps/web/src/app/(portal)/admin/users/users-page.test.tsx b/apps/web/src/app/(portal)/admin/users/users-page.test.tsx
index 2e314ce..1ad2961 100644
--- a/apps/web/src/app/(portal)/admin/users/users-page.test.tsx
+++ b/apps/web/src/app/(portal)/admin/users/users-page.test.tsx
@@ -1,4 +1,4 @@
-import { cleanup, render, screen, waitFor } from '@testing-library/react';
+import { cleanup, render, screen, waitFor, within } from '@testing-library/react';
 import userEvent from '@testing-library/user-event';
 import { afterEach, describe, expect, it, vi } from 'vitest';
 
@@ -118,13 +118,46 @@ const mockUsers: User[] = [
   },
 ];
 
-function stubAdmin(id = 'u1') {
+function stubAdmin(id = 'u1', role = 'ADMIN') {
   mockAuthStore.mockImplementation(
     (selector: (state: { user: { id: string; role: string; tenantId: string } }) => unknown) =>
-      selector({ user: { id, role: 'ADMIN', tenantId: 't1' } }),
+      selector({ user: { id, role, tenantId: 't1' } }),
   );
 }
 
+const mockUsersWithSuperAdmin: User[] = [
+  {
+    id: 'u0',
+    username: 'super.null',
+    email: 'super.null@ctl.de',
+    displayName: 'Super Null',
+    role: 'SUPER_ADMIN',
+    isActive: true,
+    tenantId: 't1',
+    createdAt: '2026-01-01T00:00:00.000Z',
+  },
+  {
+    id: 'u1',
+    username: 'admin.eins',
+    email: 'admin.eins@ctl.de',
+    displayName: 'Admin Eins',
+    role: 'ADMIN',
+    isActive: true,
+    tenantId: 't1',
+    createdAt: '2026-01-01T00:00:00.000Z',
+  },
+  {
+    id: 'u2',
+    username: 'user.zwei',
+    email: 'user.zwei@ctl.de',
+    displayName: 'User Zwei',
+    role: 'USER',
+    isActive: true,
+    tenantId: 't1',
+    createdAt: '2026-01-01T00:00:00.000Z',
+  },
+];
+
 afterEach(() => {
   cleanup();
   vi.restoreAllMocks();
@@ -471,3 +504,63 @@ describe('AdminUsersPage — Formularweg und Listenladen (WINDOWS #36, Aufgabe 2
     ).not.toBeInTheDocument();
   });
 });
+
+describe('AdminUsersPage — Aktionsknoepfe der SUPER_ADMIN-Zeile (WINDOWS #36, Aufgabe 3)', () => {
+  function stubList() {
+    vi.stubGlobal(
+      'fetch',
+      vi.fn(() => Promise.resolve({ ok: true, json: () => Promise.resolve(mockUsersWithSuperAdmin) })),
+    );
+  }
+
+  it('bietet einem ADMIN in der SUPER_ADMIN-Zeile weder Bearbeiten noch Loeschen an, in einer normalen Zeile beide', async () => {
+    stubAdmin('u1', 'ADMIN');
+    stubList();
+
+    render(<AdminUsersPage />);
+
+    await waitFor(() => {
+      expect(screen.getByText('super.null')).toBeInTheDocument();
+    });
+
+    const superAdminRow = screen.getByText('super.null').closest('tr') as HTMLElement;
+    expect(within(superAdminRow).getByText('Details')).toBeInTheDocument();
+    expect(within(superAdminRow).queryByText('Bearbeiten')).not.toBeInTheDocument();
+    expect(within(superAdminRow).queryByText('Löschen')).not.toBeInTheDocument();
+
+    const normalRow = screen.getByText('user.zwei').closest('tr') as HTMLElement;
+    expect(within(normalRow).getByText('Bearbeiten')).toBeInTheDocument();
+    expect(within(normalRow).getByText('Löschen')).toBeInTheDocument();
+  });
+
+  it('bietet einem SUPER_ADMIN in der SUPER_ADMIN-Zeile beide Aktionsknoepfe an', async () => {
+    stubAdmin('u1', 'SUPER_ADMIN');
+    stubList();
+
+    render(<AdminUsersPage />);
+
+    await waitFor(() => {
+      expect(screen.getByText('super.null')).toBeInTheDocument();
+    });
+
+    const superAdminRow = screen.getByText('super.null').closest('tr') as HTMLElement;
+    expect(within(superAdminRow).getByText('Bearbeiten')).toBeInTheDocument();
+    expect(within(superAdminRow).getByText('Löschen')).toBeInTheDocument();
+  });
+
+  it('haelt die bestehende Sperre gegen Selbstloeschung unveraendert (ADMIN u1)', async () => {
+    stubAdmin('u1', 'ADMIN');
+    stubList();
+
+    render(<AdminUsersPage />);
+
+    await waitFor(() => {
+      expect(screen.getByText('admin.eins')).toBeInTheDocument();
+    });
+
+    const ownRow = screen.getByText('admin.eins').closest('tr') as HTMLElement;
+    const ownDeleteButton = within(ownRow).getByText('Löschen');
+    expect(ownDeleteButton).toBeInTheDocument();
+    expect(ownDeleteButton).toBeDisabled();
+  });
+});