diff --git a/backend/alembic/versions/0009_add_conservation.py b/backend/alembic/versions/0009_add_conservation.py
new file mode 100644
index 0000000..484b7c7
--- /dev/null
+++ b/backend/alembic/versions/0009_add_conservation.py
@@ -0,0 +1,95 @@
+"""add conservation fields to messages and mailbox_permissions
+
+Revision ID: 0009
+Revises: 0008
+Create Date: 2026-03-27
+
+Aggiunge:
+  - messages.is_pending_conservation   BOOLEAN NOT NULL DEFAULT FALSE
+  - messages.pending_conservation_at   TIMESTAMP WITH TIME ZONE
+  - messages.is_conserved              BOOLEAN NOT NULL DEFAULT FALSE
+  - messages.conserved_at              TIMESTAMP WITH TIME ZONE
+  - mailbox_permissions.can_conserve   BOOLEAN NOT NULL DEFAULT FALSE
+"""
+
+from alembic import op
+import sqlalchemy as sa
+
+# revision identifiers
+revision = "0009"
+down_revision = "0008"
+branch_labels = None
+depends_on = None
+
+
+def upgrade() -> None:
+    # Nuovi campi sulla tabella messages
+    op.add_column(
+        "messages",
+        sa.Column(
+            "is_pending_conservation",
+            sa.Boolean(),
+            nullable=False,
+            server_default=sa.text("false"),
+        ),
+    )
+    op.add_column(
+        "messages",
+        sa.Column(
+            "pending_conservation_at",
+            sa.DateTime(timezone=True),
+            nullable=True,
+        ),
+    )
+    op.add_column(
+        "messages",
+        sa.Column(
+            "is_conserved",
+            sa.Boolean(),
+            nullable=False,
+            server_default=sa.text("false"),
+        ),
+    )
+    op.add_column(
+        "messages",
+        sa.Column(
+            "conserved_at",
+            sa.DateTime(timezone=True),
+            nullable=True,
+        ),
+    )
+
+    # Indici parziali per query sulle cartelle Conservazione
+    op.create_index(
+        "idx_messages_pending_conservation",
+        "messages",
+        ["tenant_id"],
+        postgresql_where=sa.text("is_pending_conservation = true"),
+    )
+    op.create_index(
+        "idx_messages_conserved",
+        "messages",
+        ["tenant_id"],
+        postgresql_where=sa.text("is_conserved = true"),
+    )
+
+    # Permesso can_conserve sulla tabella mailbox_permissions
+    op.add_column(
+        "mailbox_permissions",
+        sa.Column(
+            "can_conserve",
+            sa.Boolean(),
+            nullable=False,
+            server_default=sa.text("false"),
+        ),
+    )
+
+
+def downgrade() -> None:
+    op.drop_column("mailbox_permissions", "can_conserve")
+    op.drop_index("idx_messages_conserved", table_name="messages")
+    op.drop_index("idx_messages_pending_conservation", table_name="messages")
+    op.drop_column("messages", "conserved_at")
+    op.drop_column("messages", "is_conserved")
+    op.drop_column("messages", "pending_conservation_at")
+    op.drop_column("messages", "is_pending_conservation")
diff --git a/backend/app/api/v1/messages.py b/backend/app/api/v1/messages.py
index 027f9aa..24cfa1f 100644
--- a/backend/app/api/v1/messages.py
+++ b/backend/app/api/v1/messages.py
@@ -2,18 +2,21 @@
 Router messaggi PEC.
 
 Fornisce:
-  - GET  /messages              – lista messaggi con filtri (inbox/sent/search/...)
-  - GET  /messages/{id}         – singolo messaggio
-  - PATCH /messages/{id}        – aggiorna flags (is_read, is_starred, is_archived, is_trashed)
-  - PATCH /messages/bulk        – aggiorna in blocco piu messaggi
-  - GET  /messages/{id}/attachments           – lista allegati
-  - GET  /messages/{id}/attachments/{att_id}/download – scarica allegato da MinIO
-  - GET  /messages/{id}/receipts              – ricevute (messaggi figlio)
+  - GET  /messages              - lista messaggi con filtri (inbox/sent/search/...)
+  - GET  /messages/{id}         - singolo messaggio
+  - PATCH /messages/{id}        - aggiorna flags (is_read, is_starred, is_archived, is_trashed,
+                                  is_pending_conservation, is_conserved)
+  - PATCH /messages/bulk        - aggiorna in blocco piu messaggi
+  - GET  /messages/{id}/attachments           - lista allegati
+  - GET  /messages/{id}/attachments/{att_id}/download - scarica allegato da MinIO
+  - GET  /messages/{id}/receipts              - ricevute (messaggi figlio)
 
 Permessi:
   - Admin: accede a tutti i messaggi del proprio tenant.
   - Operator/Supervisor/Readonly: solo i messaggi delle caselle su cui
     hanno almeno il permesso can_read.
+  - is_pending_conservation / is_conserved: richiedono can_conserve
+    (implicito per admin, esplicito per supervisor/operator).
 """
 
 import uuid
@@ -61,7 +64,6 @@ def _apply_vbox_rule(q, field: str, operator: str, value: str):
     elif field == "from_address":
         col = Message.from_address
     elif field == "to_address":
-        # to_addresses e ARRAY(Text) – converte in stringa per il confronto
         arr_text = func.array_to_string(Message.to_addresses, ",")
         if operator == "contains":
             return q.where(arr_text.ilike(f"%{value}%"))
@@ -77,7 +79,7 @@ def _apply_vbox_rule(q, field: str, operator: str, value: str):
     elif field == "imap_folder":
         col = Message.imap_folder
     else:
-        return q  # campo non supportato – ignorato
+        return q
 
     if operator == "contains":
         return q.where(col.ilike(f"%{value}%"))
@@ -98,12 +100,9 @@ async def _get_visible_mailbox_ids(
     """
     Per utenti non-admin/supervisor restituisce la lista di mailbox_id accessibili.
     Restituisce None se l'utente e' admin o supervisor (accesso illimitato al tenant).
-
-    Admin e supervisor: None (nessun filtro, query diretta sull'intero tenant).
-    Operator e readonly: lista esplicita di caselle con can_read=True.
     """
     if user.is_supervisor_or_admin:
-        return None  # nessun filtro per admin e supervisor
+        return None
 
     from app.services.permission_service import PermissionService
     perm_svc = PermissionService(db)
@@ -115,13 +114,7 @@ async def _resolve_message(
     current_user,
     db: AsyncSession,
 ) -> Message:
-    """Carica il messaggio e verifica i permessi di accesso.
-
-    L'accesso e consentito se:
-      1. L'utente e admin del tenant, oppure
-      2. L'utente ha un permesso diretto can_read sulla casella, oppure
-      3. L'utente e assegnato a una Virtual Box attiva che include la casella.
-    """
+    """Carica il messaggio e verifica i permessi di accesso."""
     result = await db.execute(
         select(Message)
         .where(
@@ -140,9 +133,6 @@ async def _resolve_message(
         has_direct_access = await perm_svc.check_can_read(current_user, message.mailbox_id)
 
         if not has_direct_access:
-            # Verifica accesso tramite Virtual Box:
-            # l'utente deve essere assegnato a una VBox attiva
-            # che include la casella del messaggio.
             from app.models.virtual_box import (
                 VirtualBox,
                 VirtualBoxAssignment,
@@ -189,12 +179,12 @@ async def list_messages(
     is_starred: Optional[bool] = Query(None),
     is_archived: Optional[bool] = Query(False),
     is_trashed: Optional[bool] = Query(False),
+    is_pending_conservation: Optional[bool] = Query(None, description="Filtra per messaggi in attesa di conservazione"),
+    is_conserved: Optional[bool] = Query(None, description="Filtra per messaggi gia' conservati"),
     search: Optional[str] = Query(None, max_length=500),
     pec_type: Optional[str] = Query(None),
-    # Filtri data (ISO 8601, es. 2026-01-01T00:00:00Z)
     date_from: Optional[datetime] = Query(None, description="Data minima (received_at o sent_at)"),
     date_to: Optional[datetime] = Query(None, description="Data massima (received_at o sent_at)"),
-    # Paginazione
     page: int = Query(1, ge=1),
     page_size: int = Query(50, ge=1, le=200),
 ) -> MessageListResponse:
@@ -203,11 +193,10 @@ async def list_messages(
 
     - `is_archived=False` (default) esclude i messaggi archiviati.
     - `is_trashed=False` (default) esclude i messaggi nel cestino.
+    - `is_pending_conservation` filtra messaggi da conservare (cartella Da Conservare).
+    - `is_conserved` filtra messaggi gia' conservati (cartella Storico).
     - `search` usa ricerca full-text (tsvector) con fallback ILIKE.
-    - `date_from` / `date_to` filtrano per data ricezione o invio.
-    - `vbox_id` filtra per Virtual Box assegnata all'utente corrente.
     """
-    # Determinare le caselle visibili (normale check permessi)
     visible_mailbox_ids = await _get_visible_mailbox_ids(current_user, db)
 
     # ── Filtro Virtual Box ────────────────────────────────────────────────────
@@ -231,7 +220,6 @@ async def list_messages(
         if not vbox:
             raise NotFoundError("Virtual Box")
 
-        # Non-admin: verifica che l'utente sia assegnato alla VBox
         if not current_user.is_admin:
             assign_result = await db.execute(
                 select(VirtualBoxAssignment).where(
@@ -242,32 +230,23 @@ async def list_messages(
             if not assign_result.scalar_one_or_none():
                 raise ForbiddenError("Virtual Box non accessibile")
 
-        # L'assegnazione alla VBox garantisce accesso alle sue caselle:
-        # sovrascrive il filtro permessi normali per questa query.
         if vbox.mailboxes:
             visible_mailbox_ids = [m.id for m in vbox.mailboxes]
-        # Se la VBox non ha caselle esplicitamente associate,
-        # si mantiene il filtro permessi normale (visible_mailbox_ids invariato).
 
         vbox_rules = vbox.rules or []
-    # ─────────────────────────────────────────────────────────────────────────
 
     # Query base
     q = select(Message).where(
         Message.tenant_id == current_user.tenant_id,
-        Message.parent_message_id.is_(None),  # escludi ricevute (messaggi figlio)
+        Message.parent_message_id.is_(None),
     )
 
-    # Filtro caselle visibili per non-admin (o dopo override VBox)
     if visible_mailbox_ids is not None:
         if not visible_mailbox_ids:
-            # Nessuna casella accessibile → lista vuota
             return MessageListResponse(items=[], total=0, page=page, page_size=page_size)
         q = q.where(Message.mailbox_id.in_(visible_mailbox_ids))
 
-    # Filtri opzionali
     if mailbox_id is not None:
-        # Verifica che l'utente abbia accesso a questa casella specifica
         if visible_mailbox_ids is not None and mailbox_id not in visible_mailbox_ids:
             raise ForbiddenError("Accesso alla casella non autorizzato")
         q = q.where(Message.mailbox_id == mailbox_id)
@@ -293,7 +272,14 @@ async def list_messages(
     if is_trashed is not None:
         q = q.where(Message.is_trashed == is_trashed)
 
-    # ── Full-text search (FTS con fallback ILIKE per messaggi non indicizzati) ───
+    # ── Filtri Conservazione ──────────────────────────────────────────────────
+    if is_pending_conservation is not None:
+        q = q.where(Message.is_pending_conservation == is_pending_conservation)
+
+    if is_conserved is not None:
+        q = q.where(Message.is_conserved == is_conserved)
+
+    # ── Full-text search ──────────────────────────────────────────────────────
     if search:
         from sqlalchemy import case as sa_case
 
@@ -302,7 +288,6 @@ async def list_messages(
         q = q.where(
             or_(
                 Message.search_vector.op("@@")(tsquery),
-                # Fallback per messaggi non ancora indicizzati dal worker
                 Message.search_vector.is_(None) & or_(
                     Message.subject.ilike(term_like),
                     Message.from_address.ilike(term_like),
@@ -317,15 +302,12 @@ async def list_messages(
     if date_to:
         q = q.where(or_(Message.received_at <= date_to, Message.sent_at <= date_to))
 
-    # Applica le regole della Virtual Box (AND tra le regole)
     for rule in vbox_rules:
         q = _apply_vbox_rule(q, rule.field, rule.operator, rule.value)
 
-    # Conteggio totale
     count_q = select(func.count()).select_from(q.subquery())
     total = (await db.execute(count_q)).scalar_one()
 
-    # Ordinamento: se c'e' una ricerca, ordina per rilevanza FTS, poi data
     if search:
         from sqlalchemy import case as sa_case
 
@@ -338,7 +320,6 @@ async def list_messages(
     else:
         order_clauses = [Message.received_at.desc().nullslast(), Message.created_at.desc()]
 
-    # Paginazione
     q = (
         q.options(selectinload(Message.labels))
         .order_by(*order_clauses)
@@ -364,15 +345,13 @@ async def bulk_update_messages(
     db: DB,
 ) -> MessageBulkUpdateResponse:
     """
-    Aggiorna in blocco i flag operativi (is_starred, is_archived, is_trashed) di piu messaggi.
+    Aggiorna in blocco i flag operativi di piu messaggi.
 
-    Restituisce il numero di messaggi aggiornati e la lista aggiornata.
-    I messaggi non trovati o non accessibili vengono silenziosamente ignorati.
+    Per is_pending_conservation=True o is_conserved=True richiede can_conserve.
     """
     if not data.ids:
         return MessageBulkUpdateResponse(updated=0, items=[])
 
-    # Carica tutti i messaggi del tenant
     result = await db.execute(
         select(Message).where(
             Message.id.in_(data.ids),
@@ -381,7 +360,7 @@ async def bulk_update_messages(
     )
     messages = list(result.scalars().all())
 
-    # Filtra per permessi se non admin
+    # Filtra per permessi di lettura
     if not current_user.is_admin:
         from app.services.permission_service import PermissionService
         perm_svc = PermissionService(db)
@@ -389,6 +368,22 @@ async def bulk_update_messages(
         visible_set = set(visible) if visible else set()
         messages = [m for m in messages if m.mailbox_id in visible_set]
 
+    # Se si tenta di modificare flag di conservazione, verifica can_conserve
+    conservation_change = (
+        data.is_pending_conservation is not None or data.is_conserved is not None
+    )
+    if conservation_change and messages:
+        from app.services.permission_service import PermissionService
+        perm_svc = PermissionService(db)
+        # Verifica per ogni casella unica coinvolta
+        mailbox_ids = {m.mailbox_id for m in messages}
+        for mb_id in mailbox_ids:
+            can = await perm_svc.check_can_conserve(current_user, mb_id)
+            if not can:
+                raise ForbiddenError(
+                    "Permesso 'conservazione' non assegnato per questa casella"
+                )
+
     now = datetime.now(timezone.utc)
     for message in messages:
         if data.is_read is not None:
@@ -407,10 +402,21 @@ async def bulk_update_messages(
                 message.trashed_at = now
             elif not data.is_trashed:
                 message.trashed_at = None
+        if data.is_pending_conservation is not None:
+            message.is_pending_conservation = data.is_pending_conservation
+            if data.is_pending_conservation and not message.pending_conservation_at:
+                message.pending_conservation_at = now
+            elif not data.is_pending_conservation:
+                message.pending_conservation_at = None
+        if data.is_conserved is not None:
+            message.is_conserved = data.is_conserved
+            if data.is_conserved and not message.conserved_at:
+                message.conserved_at = now
+            elif not data.is_conserved:
+                message.conserved_at = None
 
     await db.commit()
 
-    # Ricarica i messaggi aggiornati con selectinload per evitare MissingGreenlet sui labels
     if messages:
         updated_ids = [m.id for m in messages]
         refreshed_result = await db.execute(
@@ -445,11 +451,20 @@ async def update_message(
     db: DB,
 ) -> MessageResponse:
     """
-    Aggiorna i flag operativi di un messaggio:
-    is_read, is_starred, is_archived, is_trashed.
+    Aggiorna i flag operativi di un messaggio.
+
+    Per is_pending_conservation=True o is_conserved=True richiede can_conserve.
     """
     message = await _resolve_message(message_id, current_user, db)
 
+    # Verifica permesso conservazione se necessario
+    if data.is_pending_conservation is not None or data.is_conserved is not None:
+        from app.services.permission_service import PermissionService
+        perm_svc = PermissionService(db)
+        await perm_svc.require_can_conserve(current_user, message.mailbox_id)
+
+    now = datetime.now(timezone.utc)
+
     if data.is_read is not None:
         message.is_read = data.is_read
     if data.is_starred is not None:
@@ -457,18 +472,29 @@ async def update_message(
     if data.is_archived is not None:
         message.is_archived = data.is_archived
         if data.is_archived and not message.archived_at:
-            message.archived_at = datetime.now(timezone.utc)
+            message.archived_at = now
         elif not data.is_archived:
             message.archived_at = None
     if data.is_trashed is not None:
         message.is_trashed = data.is_trashed
         if data.is_trashed and not message.trashed_at:
-            message.trashed_at = datetime.now(timezone.utc)
+            message.trashed_at = now
         elif not data.is_trashed:
             message.trashed_at = None
+    if data.is_pending_conservation is not None:
+        message.is_pending_conservation = data.is_pending_conservation
+        if data.is_pending_conservation and not message.pending_conservation_at:
+            message.pending_conservation_at = now
+        elif not data.is_pending_conservation:
+            message.pending_conservation_at = None
+    if data.is_conserved is not None:
+        message.is_conserved = data.is_conserved
+        if data.is_conserved and not message.conserved_at:
+            message.conserved_at = now
+        elif not data.is_conserved:
+            message.conserved_at = None
 
     await db.commit()
-    # Re-query con selectinload per evitare MissingGreenlet sui labels
     refreshed = await db.execute(
         select(Message)
         .where(Message.id == message_id)
@@ -503,14 +529,9 @@ async def download_attachment(
     current_user: CurrentUser,
     db: DB,
 ) -> StreamingResponse:
-    """
-    Scarica un allegato direttamente da MinIO.
-    Il file viene streamato al client con i header Content-Disposition corretti.
-    """
-    # Verifica accesso al messaggio
+    """Scarica un allegato direttamente da MinIO."""
     await _resolve_message(message_id, current_user, db)
 
-    # Carica allegato
     result = await db.execute(
         select(Attachment).where(
             Attachment.id == attachment_id,
@@ -521,7 +542,6 @@ async def download_attachment(
     if not attachment:
         raise NotFoundError(f"Allegato {attachment_id} non trovato")
 
-    # Stream da MinIO
     try:
         from miniopy_async import Minio
 
@@ -532,7 +552,6 @@ async def download_attachment(
             secure=settings.minio_use_ssl,
         )
 
-        # storage_path e del tipo "tenant_id/attachments/filename"
         storage_path = attachment.storage_path
         response = await client.get_object(settings.minio_bucket, storage_path)
 
@@ -565,21 +584,12 @@ async def download_package(
     current_user: CurrentUser,
     db: DB,
 ) -> StreamingResponse:
-    """
-    Scarica un archivio ZIP con tutti i file originali della PEC.
-
-    Per messaggi inbound: allegati del messaggio (postacert.eml, daticert.xml, ecc.)
-    e il raw EML originale.
-
-    Per messaggi outbound: allegati del messaggio + raw EML di ogni ricevuta collegata
-    (accettazione, consegna, ecc.).
-    """
+    """Scarica un archivio ZIP con tutti i file originali della PEC."""
     import io
     import zipfile as _zipfile
 
     from miniopy_async import Minio
 
-    # Verifica accesso
     message = await _resolve_message(message_id, current_user, db)
 
     client = Minio(
@@ -601,7 +611,6 @@ async def download_package(
             return b""
 
     with _zipfile.ZipFile(buf, mode="w", compression=_zipfile.ZIP_DEFLATED) as zf:
-        # ── Allegati del messaggio principale ──────────────────────────────
         att_result = await db.execute(
             select(Attachment)
             .where(Attachment.message_id == message.id)
@@ -614,20 +623,16 @@ async def download_package(
             if data:
                 zf.writestr(att.filename, data)
 
-        # ── Raw EML del messaggio principale ──────────────────────────────
         if message.raw_eml_path:
             data = await _read_minio(message.raw_eml_path)
             if data:
-                # Nome file: messaggio_originale.eml oppure il basename del path
                 eml_name = message.raw_eml_path.rsplit("/", 1)[-1]
                 if not eml_name.endswith(".eml"):
                     eml_name = "messaggio_originale.eml"
-                # Evita duplicati con gli allegati gia' inseriti
                 existing = {info.filename for info in zf.infolist()}
                 if eml_name not in existing:
                     zf.writestr(eml_name, data)
 
-        # ── Ricevute (solo per outbound) ───────────────────────────────────
         if message.direction == "outbound":
             receipts_result = await db.execute(
                 select(Message)
@@ -637,11 +642,9 @@ async def download_package(
             receipts = list(receipts_result.scalars().all())
 
             for receipt in receipts:
-                # Tipo ricevuta come prefisso cartella
                 pec_type = receipt.pec_type or "ricevuta"
                 folder = f"ricevute/{pec_type}"
 
-                # Allegati della ricevuta
                 r_att_result = await db.execute(
                     select(Attachment)
                     .where(Attachment.message_id == receipt.id)
@@ -653,7 +656,6 @@ async def download_package(
                     data = await _read_minio(att.storage_path)
                     if data:
                         zip_path = f"{folder}/{att.filename}"
-                        # Gestisce duplicati aggiungendo un contatore
                         existing = {info.filename for info in zf.infolist()}
                         final_path = zip_path
                         counter = 1
@@ -663,7 +665,6 @@ async def download_package(
                             counter += 1
                         zf.writestr(final_path, data)
 
-                # Raw EML della ricevuta
                 if receipt.raw_eml_path:
                     data = await _read_minio(receipt.raw_eml_path)
                     if data:
@@ -678,7 +679,6 @@ async def download_package(
     buf.seek(0)
     zip_bytes = buf.getvalue()
 
-    # Nome del file ZIP basato sull'oggetto della mail
     safe_subject = (message.subject or "pec").replace("/", "_").replace("\\", "_")[:50]
     zip_filename = f"pec_{safe_subject}.zip"
 
@@ -698,11 +698,7 @@ async def list_receipts(
     current_user: CurrentUser,
     db: DB,
 ) -> list[MessageResponse]:
-    """
-    Elenca le ricevute associate a un messaggio outbound
-    (messaggi con parent_message_id = message_id).
-    """
-    # Verifica accesso al messaggio padre
+    """Elenca le ricevute associate a un messaggio outbound."""
     await _resolve_message(message_id, current_user, db)
 
     result = await db.execute(
diff --git a/backend/app/models/message.py b/backend/app/models/message.py
index 63506d0..b7b756e 100644
--- a/backend/app/models/message.py
+++ b/backend/app/models/message.py
@@ -95,6 +95,12 @@ class Message(Base):
     is_trashed: Mapped[bool] = mapped_column(Boolean, nullable=False, default=False)
     trashed_at: Mapped[datetime | None] = mapped_column(DateTime(timezone=True), nullable=True)
 
+    # Conservazione
+    is_pending_conservation: Mapped[bool] = mapped_column(Boolean, nullable=False, default=False)
+    pending_conservation_at: Mapped[datetime | None] = mapped_column(DateTime(timezone=True), nullable=True)
+    is_conserved: Mapped[bool] = mapped_column(Boolean, nullable=False, default=False)
+    conserved_at: Mapped[datetime | None] = mapped_column(DateTime(timezone=True), nullable=True)
+
     raw_eml_path: Mapped[str | None] = mapped_column(Text, nullable=True)
 
     # Full-text search vector (aggiornato da trigger DB + worker per allegati)
diff --git a/backend/app/models/permission.py b/backend/app/models/permission.py
index 237dac9..ce0cf3c 100644
--- a/backend/app/models/permission.py
+++ b/backend/app/models/permission.py
@@ -41,6 +41,7 @@ class MailboxPermission(Base):
     can_read: Mapped[bool] = mapped_column(Boolean, nullable=False, default=True)
     can_send: Mapped[bool] = mapped_column(Boolean, nullable=False, default=False)
     can_manage: Mapped[bool] = mapped_column(Boolean, nullable=False, default=False)
+    can_conserve: Mapped[bool] = mapped_column(Boolean, nullable=False, default=False)
 
     granted_by: Mapped[uuid.UUID | None] = mapped_column(
         UUID(as_uuid=True), ForeignKey("users.id"), nullable=True
diff --git a/backend/app/schemas/message.py b/backend/app/schemas/message.py
index 5c4c799..f3b074a 100644
--- a/backend/app/schemas/message.py
+++ b/backend/app/schemas/message.py
@@ -51,6 +51,10 @@ class MessageResponse(BaseModel):
     archived_at: Optional[datetime] = None
     is_trashed: bool = False
     trashed_at: Optional[datetime] = None
+    is_pending_conservation: bool = False
+    pending_conservation_at: Optional[datetime] = None
+    is_conserved: bool = False
+    conserved_at: Optional[datetime] = None
     raw_eml_path: Optional[str] = None
     created_at: datetime
     updated_at: datetime
@@ -87,6 +91,8 @@ class MessageUpdateRequest(BaseModel):
     is_starred: Optional[bool] = None
     is_archived: Optional[bool] = None
     is_trashed: Optional[bool] = None
+    is_pending_conservation: Optional[bool] = None
+    is_conserved: Optional[bool] = None
 
 
 class MessageBulkUpdateRequest(BaseModel):
@@ -95,6 +101,8 @@ class MessageBulkUpdateRequest(BaseModel):
     is_starred: Optional[bool] = None
     is_archived: Optional[bool] = None
     is_trashed: Optional[bool] = None
+    is_pending_conservation: Optional[bool] = None
+    is_conserved: Optional[bool] = None
 
 
 class MessageBulkUpdateResponse(BaseModel):
diff --git a/backend/app/schemas/permission.py b/backend/app/schemas/permission.py
index c09cbfc..8f7b532 100644
--- a/backend/app/schemas/permission.py
+++ b/backend/app/schemas/permission.py
@@ -12,6 +12,7 @@ class PermissionGrantRequest(BaseModel):
     can_read: bool = True
     can_send: bool = False
     can_manage: bool = False
+    can_conserve: bool = False
 
 
 class PermissionResponse(BaseModel):
@@ -22,6 +23,7 @@ class PermissionResponse(BaseModel):
     can_read: bool
     can_send: bool
     can_manage: bool
+    can_conserve: bool
     granted_by: uuid.UUID | None
     granted_at: datetime
 
@@ -36,6 +38,7 @@ class UserMailboxPermissionResponse(BaseModel):
     can_read: bool
     can_send: bool
     can_manage: bool
+    can_conserve: bool
 
 
 class MailboxUserPermissionResponse(BaseModel):
@@ -47,4 +50,5 @@ class MailboxUserPermissionResponse(BaseModel):
     can_read: bool
     can_send: bool
     can_manage: bool
+    can_conserve: bool
     granted_at: datetime
diff --git a/backend/app/services/permission_service.py b/backend/app/services/permission_service.py
index 697f69b..c458eb1 100644
--- a/backend/app/services/permission_service.py
+++ b/backend/app/services/permission_service.py
@@ -100,6 +100,22 @@ class PermissionService:
         perm = await self._get_permission(user.id, mailbox_id)
         return perm is not None and perm.can_manage
 
+    async def check_can_conserve(
+        self, user: User, mailbox_id: uuid.UUID
+    ) -> bool:
+        """Verifica se l'utente puo' spostare messaggi nella cartella Conservazione.
+
+        Admin/super_admin: accesso implicito sempre.
+        Supervisor: richiede permesso esplicito can_conserve=True.
+        Operator/readonly: non autorizzati (richiedono permesso esplicito).
+        """
+        if user.role in ("super_admin", "admin"):
+            return await self._mailbox_belongs_to_tenant(mailbox_id, user.tenant_id)
+
+        # Supervisor, operator e readonly richiedono record esplicito
+        perm = await self._get_permission(user.id, mailbox_id)
+        return perm is not None and perm.can_conserve
+
     async def require_can_read(self, user: User, mailbox_id: uuid.UUID) -> None:
         """Solleva 403 se l'utente non può leggere."""
         if not await self.check_can_read(user, mailbox_id):
@@ -109,6 +125,11 @@ class PermissionService:
         if not await self.check_can_send(user, mailbox_id):
             raise PermissionDeniedError("casella (invio)")
 
+    async def require_can_conserve(self, user: User, mailbox_id: uuid.UUID) -> None:
+        """Solleva 403 se l'utente non puo' spostare messaggi in Conservazione."""
+        if not await self.check_can_conserve(user, mailbox_id):
+            raise PermissionDeniedError("casella (conservazione)")
+
     # ─── CRUD permessi ────────────────────────────────────────────────────────
 
     async def grant_permission(
@@ -145,6 +166,7 @@ class PermissionService:
             existing.can_read = data.can_read
             existing.can_send = data.can_send
             existing.can_manage = data.can_manage
+            existing.can_conserve = data.can_conserve
             existing.granted_by = granted_by.id
             return existing
 
@@ -155,6 +177,7 @@ class PermissionService:
             can_read=data.can_read,
             can_send=data.can_send,
             can_manage=data.can_manage,
+            can_conserve=data.can_conserve,
             granted_by=granted_by.id,
         )
         self.db.add(perm)
@@ -201,6 +224,7 @@ class PermissionService:
                 "can_read": perm.can_read,
                 "can_send": perm.can_send,
                 "can_manage": perm.can_manage,
+                "can_conserve": perm.can_conserve,
                 "granted_at": perm.granted_at,
             }
             for perm, user in rows
@@ -228,6 +252,7 @@ class PermissionService:
                 "can_read": perm.can_read,
                 "can_send": perm.can_send,
                 "can_manage": perm.can_manage,
+                "can_conserve": perm.can_conserve,
             }
             for perm, mailbox in rows
         ]
diff --git a/frontend/src/App.tsx b/frontend/src/App.tsx
index b6d67d0..4a1ab50 100644
--- a/frontend/src/App.tsx
+++ b/frontend/src/App.tsx
@@ -47,18 +47,22 @@ export default function App() {
           <Route path="/" element={<Navigate to="/inbox" replace />} />
 
           {/* Vista globale: tutte le caselle insieme */}
-          <Route path="/inbox"    element={<InboxPage viewMode="inbox" />} />
-          <Route path="/sent"     element={<InboxPage viewMode="sent" />} />
-          <Route path="/starred"  element={<InboxPage viewMode="starred" />} />
-          <Route path="/archived" element={<InboxPage viewMode="archived" />} />
-          <Route path="/trash"    element={<InboxPage viewMode="trash" />} />
+          <Route path="/inbox"                    element={<InboxPage viewMode="inbox" />} />
+          <Route path="/sent"                     element={<InboxPage viewMode="sent" />} />
+          <Route path="/starred"                  element={<InboxPage viewMode="starred" />} />
+          <Route path="/archived"                 element={<InboxPage viewMode="archived" />} />
+          <Route path="/trash"                    element={<InboxPage viewMode="trash" />} />
+          <Route path="/conservation-pending"     element={<InboxPage viewMode="conservation_pending" />} />
+          <Route path="/conservation-archived"    element={<InboxPage viewMode="conservation_archived" />} />
 
           {/* Vista per singola casella PEC */}
-          <Route path="/mailbox/:mailboxId/inbox"    element={<InboxPage viewMode="inbox" />} />
-          <Route path="/mailbox/:mailboxId/sent"     element={<InboxPage viewMode="sent" />} />
-          <Route path="/mailbox/:mailboxId/starred"  element={<InboxPage viewMode="starred" />} />
-          <Route path="/mailbox/:mailboxId/archived" element={<InboxPage viewMode="archived" />} />
-          <Route path="/mailbox/:mailboxId/trash"    element={<InboxPage viewMode="trash" />} />
+          <Route path="/mailbox/:mailboxId/inbox"                     element={<InboxPage viewMode="inbox" />} />
+          <Route path="/mailbox/:mailboxId/sent"                      element={<InboxPage viewMode="sent" />} />
+          <Route path="/mailbox/:mailboxId/starred"                   element={<InboxPage viewMode="starred" />} />
+          <Route path="/mailbox/:mailboxId/archived"                  element={<InboxPage viewMode="archived" />} />
+          <Route path="/mailbox/:mailboxId/trash"                     element={<InboxPage viewMode="trash" />} />
+          <Route path="/mailbox/:mailboxId/conservation-pending"      element={<InboxPage viewMode="conservation_pending" />} />
+          <Route path="/mailbox/:mailboxId/conservation-archived"     element={<InboxPage viewMode="conservation_archived" />} />
 
           {/* Vista per Virtual Box assegnata */}
           <Route path="/virtual-box/:vboxId/inbox"    element={<InboxPage viewMode="inbox" />} />
diff --git a/frontend/src/api/messages.api.ts b/frontend/src/api/messages.api.ts
index b7d08be..282d9d6 100644
--- a/frontend/src/api/messages.api.ts
+++ b/frontend/src/api/messages.api.ts
@@ -18,6 +18,10 @@ export interface MessageFilters {
   is_starred?: boolean
   is_archived?: boolean
   is_trashed?: boolean
+  /** Filtra per messaggi in attesa di conservazione (cartella Da Conservare) */
+  is_pending_conservation?: boolean
+  /** Filtra per messaggi gia' conservati (cartella Storico) */
+  is_conserved?: boolean
   search?: string
   /** Data minima nel formato ISO 8601 (es. "2026-01-01T00:00:00Z") */
   date_from?: string
@@ -31,6 +35,8 @@ export interface MessageBulkUpdatePayload {
   is_starred?: boolean
   is_archived?: boolean
   is_trashed?: boolean
+  is_pending_conservation?: boolean
+  is_conserved?: boolean
 }
 
 export interface MessageBulkUpdateResponse {
@@ -78,6 +84,18 @@ export const messagesApi = {
       .patch<MessageResponse>(`/messages/${id}`, { is_trashed: false })
       .then((r) => r.data),
 
+  /** Sposta un messaggio nella cartella Da Conservare */
+  conserve: (id: string) =>
+    apiClient
+      .patch<MessageResponse>(`/messages/${id}`, { is_pending_conservation: true })
+      .then((r) => r.data),
+
+  /** Rimuove un messaggio dalla cartella Da Conservare */
+  unconserve: (id: string) =>
+    apiClient
+      .patch<MessageResponse>(`/messages/${id}`, { is_pending_conservation: false })
+      .then((r) => r.data),
+
   /** Aggiorna in blocco is_starred e/o is_archived e/o is_trashed su più messaggi */
   bulkUpdate: (payload: MessageBulkUpdatePayload) =>
     apiClient
diff --git a/frontend/src/components/Layout/Sidebar.tsx b/frontend/src/components/Layout/Sidebar.tsx
index 0ce4e2a..6040abf 100644
--- a/frontend/src/components/Layout/Sidebar.tsx
+++ b/frontend/src/components/Layout/Sidebar.tsx
@@ -53,6 +53,7 @@ import {
   Search,
   BarChart2,
   ClipboardList,
+  ShieldCheck,
 } from 'lucide-react'
 import { cn } from '@/lib/utils'
 import { useAuth } from '@/hooks/useAuth'
@@ -297,6 +298,53 @@ export function Sidebar() {
               <Trash2 className="h-4 w-4 flex-shrink-0" />
               {!collapsed && <span>Cestino</span>}
             </NavLink>
+
+            {/* ── Sezione Conservazione (admin e supervisor) ── */}
+            {(isAdmin || isSupervisor) && (
+              <>
+                {!collapsed && (
+                  <div className="pt-1 pb-0.5 px-1">
+                    <p className="text-[10px] font-semibold text-teal-500/70 uppercase tracking-wider">
+                      Conservazione
+                    </p>
+                  </div>
+                )}
+                <NavLink
+                  to="/conservation-pending"
+                  end
+                  className={({ isActive }) =>
+                    cn(
+                      'flex items-center gap-3 px-3 py-2 rounded-lg text-sm font-medium transition-colors',
+                      isActive
+                        ? 'bg-teal-700 text-white'
+                        : 'text-teal-300 hover:bg-teal-900/40 hover:text-white',
+                      collapsed && 'justify-center px-2',
+                    )
+                  }
+                  title={collapsed ? 'Da Conservare' : undefined}
+                >
+                  <ShieldCheck className="h-4 w-4 flex-shrink-0" />
+                  {!collapsed && <span>Da Conservare</span>}
+                </NavLink>
+                <NavLink
+                  to="/conservation-archived"
+                  end
+                  className={({ isActive }) =>
+                    cn(
+                      'flex items-center gap-3 px-3 py-2 rounded-lg text-sm font-medium transition-colors',
+                      isActive
+                        ? 'bg-teal-700 text-white'
+                        : 'text-teal-300 hover:bg-teal-900/40 hover:text-white',
+                      collapsed && 'justify-center px-2',
+                    )
+                  }
+                  title={collapsed ? 'Storico Conservazione' : undefined}
+                >
+                  <ShieldCheck className="h-4 w-4 flex-shrink-0 opacity-60" />
+                  {!collapsed && <span>Storico</span>}
+                </NavLink>
+              </>
+            )}
           </div>
         </div>
 
@@ -604,6 +652,8 @@ function MailboxNavItem({ mailbox, collapsed, isExpanded, onToggle, unreadCount
   const displayName = mailbox.display_name || mailbox.email_address
   const initial = displayName[0]?.toUpperCase() ?? '?'
   const dotClass = statusDot(mailbox.status)
+  const { isAdmin, isSupervisor } = useAuth()
+  const canSeeConservation = isAdmin || isSupervisor
 
   /* ── Modalità compressa: solo avatar/iniziale → link diretto all'inbox ── */
   if (collapsed) {
@@ -759,6 +809,40 @@ function MailboxNavItem({ mailbox, collapsed, isExpanded, onToggle, unreadCount
             <Trash2 className="h-3.5 w-3.5 flex-shrink-0" />
             <span>Cestino</span>
           </NavLink>
+
+          {/* Conservazione (solo admin/supervisor) */}
+          {canSeeConservation && (
+            <>
+              <NavLink
+                to={`/mailbox/${mailbox.id}/conservation-pending`}
+                className={({ isActive }) =>
+                  cn(
+                    'flex items-center gap-2 px-2 py-1.5 rounded-md text-xs font-medium transition-colors',
+                    isActive
+                      ? 'bg-teal-700 text-white'
+                      : 'text-teal-400 hover:bg-teal-900/40 hover:text-white',
+                  )
+                }
+              >
+                <ShieldCheck className="h-3.5 w-3.5 flex-shrink-0" />
+                <span>Da Conservare</span>
+              </NavLink>
+              <NavLink
+                to={`/mailbox/${mailbox.id}/conservation-archived`}
+                className={({ isActive }) =>
+                  cn(
+                    'flex items-center gap-2 px-2 py-1.5 rounded-md text-xs font-medium transition-colors',
+                    isActive
+                      ? 'bg-teal-700 text-white'
+                      : 'text-teal-400 hover:bg-teal-900/40 hover:text-white',
+                  )
+                }
+              >
+                <ShieldCheck className="h-3.5 w-3.5 flex-shrink-0 opacity-60" />
+                <span>Storico</span>
+              </NavLink>
+            </>
+          )}
         </div>
       )}
     </div>
diff --git a/frontend/src/pages/Inbox/InboxPage.tsx b/frontend/src/pages/Inbox/InboxPage.tsx
index 6eeeda7..0b03a74 100644
--- a/frontend/src/pages/Inbox/InboxPage.tsx
+++ b/frontend/src/pages/Inbox/InboxPage.tsx
@@ -39,6 +39,8 @@ import {
   SlidersHorizontal,
   ChevronDown,
   ChevronUp,
+  ShieldCheck,
+  ShieldX,
 } from 'lucide-react'
 import { useQuery, useMutation, useQueryClient } from '@tanstack/react-query'
 import toast from 'react-hot-toast'
@@ -47,6 +49,7 @@ import { Input } from '@/components/ui/Input'
 import { PecStateBadge } from '@/components/PecBadge/PecBadge'
 import { TagBadgeList } from '@/components/TagManager/TagBadge'
 import { TagSelector } from '@/components/TagManager/TagSelector'
+import { useAuth } from '@/hooks/useAuth'
 import { messagesApi } from '@/api/messages.api'
 import { labelsApi } from '@/api/labels.api'
 import { mailboxesApi } from '@/api/mailboxes.api'
@@ -58,7 +61,7 @@ import { getErrorMessage } from '@/api/client'
 
 // ─── Props ────────────────────────────────────────────────────────────────────
 
-export type InboxViewMode = 'inbox' | 'sent' | 'starred' | 'archived' | 'trash'
+export type InboxViewMode = 'inbox' | 'sent' | 'starred' | 'archived' | 'trash' | 'conservation_pending' | 'conservation_archived'
 
 interface InboxPageProps {
   viewMode: InboxViewMode
@@ -75,6 +78,10 @@ export function InboxPage({ viewMode }: InboxPageProps) {
   // true = stiamo navigando in una casella reale (non virtual box)
   const isMailboxMode = !vboxId
 
+  // ── Ruolo utente per visibilita' pulsante Conservazione ─────────────────────
+  const { isAdmin, isSupervisor } = useAuth()
+  const canConserve = isAdmin || isSupervisor
+
   // ── Stato filtri locale ──────────────────────────────────────────────────────
   const [searchInput, setSearchInput] = useState('')
   const [debouncedSearch, setDebouncedSearch] = useState('')
@@ -196,6 +203,16 @@ export function InboxPage({ viewMode }: InboxPageProps) {
           ...advancedBase,
           is_trashed: true,
         }
+      case 'conservation_pending':
+        return {
+          ...advancedBase,
+          is_pending_conservation: true,
+        }
+      case 'conservation_archived':
+        return {
+          ...advancedBase,
+          is_conserved: true,
+        }
     }
   })()
 
@@ -310,6 +327,24 @@ export function InboxPage({ viewMode }: InboxPageProps) {
     onError: (error) => toast.error(getErrorMessage(error)),
   })
 
+  // ── Conservazione/Rimozione singolo ───────────────────────────────────────────
+  const conserveMutation = useMutation({
+    mutationFn: ({ id, conserve }: { id: string; conserve: boolean }) =>
+      conserve ? messagesApi.conserve(id) : messagesApi.unconserve(id),
+    onSuccess: (updatedMsg, { conserve }) => {
+      queryClient.setQueryData(
+        ['messages', queryFilters],
+        (old: { items: MessageResponse[]; total: number } | undefined) => {
+          if (!old) return old
+          return { ...old, items: old.items.filter((m) => m.id !== updatedMsg.id), total: old.total - 1 }
+        },
+      )
+      toast.success(conserve ? 'Messaggio inviato in Da Conservare' : 'Messaggio rimosso da Da Conservare')
+      invalidateMessages()
+    },
+    onError: (error) => toast.error(getErrorMessage(error)),
+  })
+
   // ── Azioni bulk ──────────────────────────────────────────────────────────────
   const bulkMutation = useMutation({
     mutationFn: messagesApi.bulkUpdate,
@@ -324,6 +359,8 @@ export function InboxPage({ viewMode }: InboxPageProps) {
       else if (payload.is_archived === false) toast.success(`${n} ${n === 1 ? 'messaggio ripristinato' : 'messaggi ripristinati'}`)
       else if (payload.is_trashed === true) toast.success(`${n} ${n === 1 ? 'messaggio spostato nel cestino' : 'messaggi spostati nel cestino'}`)
       else if (payload.is_trashed === false) toast.success(`${n} ${n === 1 ? 'messaggio ripristinato dal cestino' : 'messaggi ripristinati dal cestino'}`)
+      else if (payload.is_pending_conservation === true) toast.success(`${n} ${n === 1 ? 'messaggio inviato' : 'messaggi inviati'} in Da Conservare`)
+      else if (payload.is_pending_conservation === false) toast.success(`${n} ${n === 1 ? 'messaggio rimosso' : 'messaggi rimossi'} da Da Conservare`)
     },
     onError: (error) => toast.error(getErrorMessage(error)),
   })
@@ -367,6 +404,10 @@ export function InboxPage({ viewMode }: InboxPageProps) {
     bulkMutation.mutate({ ids: Array.from(selectedIds), is_trashed: true })
   const handleBulkUntrash = () =>
     bulkMutation.mutate({ ids: Array.from(selectedIds), is_trashed: false })
+  const handleBulkConserve = () =>
+    bulkMutation.mutate({ ids: Array.from(selectedIds), is_pending_conservation: true })
+  const handleBulkUnconserve = () =>
+    bulkMutation.mutate({ ids: Array.from(selectedIds), is_pending_conservation: false })
 
   // ── Selezione ────────────────────────────────────────────────────────────────
   const handleToggleSelect = (id: string, e: React.MouseEvent) => {
@@ -409,25 +450,20 @@ export function InboxPage({ viewMode }: InboxPageProps) {
   // ── Label e icone folder ────────────────────────────────────────────────────
   const isInbound = viewMode === 'inbox'
   const folderLabel =
-    viewMode === 'inbox'
-      ? 'Posta in Arrivo'
-      : viewMode === 'sent'
-        ? 'Posta Inviata'
-        : viewMode === 'starred'
-          ? 'Preferiti'
-          : viewMode === 'archived'
-            ? 'Archiviati'
-            : 'Cestino'
+    viewMode === 'inbox' ? 'Posta in Arrivo'
+    : viewMode === 'sent' ? 'Posta Inviata'
+    : viewMode === 'starred' ? 'Preferiti'
+    : viewMode === 'archived' ? 'Archiviati'
+    : viewMode === 'trash' ? 'Cestino'
+    : viewMode === 'conservation_pending' ? 'Da Conservare'
+    : 'Storico Conservazione'
   const FolderIcon =
-    viewMode === 'inbox'
-      ? Inbox
-      : viewMode === 'sent'
-        ? Send
-        : viewMode === 'starred'
-          ? Star
-          : viewMode === 'archived'
-            ? Archive
-            : Trash2
+    viewMode === 'inbox' ? Inbox
+    : viewMode === 'sent' ? Send
+    : viewMode === 'starred' ? Star
+    : viewMode === 'archived' ? Archive
+    : viewMode === 'trash' ? Trash2
+    : ShieldCheck
 
   const selectedCount = selectedIds.size
   const allSelected = messages.length > 0 && selectedCount === messages.length
@@ -760,6 +796,34 @@ export function InboxPage({ viewMode }: InboxPageProps) {
               Tag
             </Button>
           )}
+
+          {/* Invia a Conservazione (solo admin/supervisor, non nelle viste conservazione) */}
+          {canConserve && viewMode !== 'conservation_pending' && viewMode !== 'conservation_archived' && viewMode !== 'trash' && (
+            <Button
+              variant="outline"
+              size="sm"
+              className="h-8 text-xs border-teal-200 hover:bg-teal-50 dark:border-teal-800 text-teal-700"
+              onClick={handleBulkConserve}
+              isLoading={bulkMutation.isPending}
+            >
+              <ShieldCheck className="h-3.5 w-3.5 mr-1" />
+              Invia a Conservazione
+            </Button>
+          )}
+
+          {/* Rimuovi da Da Conservare */}
+          {canConserve && viewMode === 'conservation_pending' && (
+            <Button
+              variant="outline"
+              size="sm"
+              className="h-8 text-xs border-orange-200 hover:bg-orange-50 dark:border-orange-800 text-orange-700"
+              onClick={handleBulkUnconserve}
+              isLoading={bulkMutation.isPending}
+            >
+              <ShieldX className="h-3.5 w-3.5 mr-1" />
+              Rimuovi da Da Conservare
+            </Button>
+          )}
         </div>
       )}
 
@@ -818,6 +882,7 @@ export function InboxPage({ viewMode }: InboxPageProps) {
                 message={message}
                 viewMode={viewMode}
                 isMailboxMode={isMailboxMode}
+                canConserve={canConserve}
                 isSelected={selectedIds.has(message.id)}
                 onSelect={(e) => handleToggleSelect(message.id, e)}
                 onClick={() => handleMessageClick(message)}
@@ -837,6 +902,10 @@ export function InboxPage({ viewMode }: InboxPageProps) {
                   e.stopPropagation()
                   trashMutation.mutate({ id: message.id, trashed: !message.is_trashed })
                 }}
+                onToggleConserve={(e) => {
+                  e.stopPropagation()
+                  conserveMutation.mutate({ id: message.id, conserve: !message.is_pending_conservation })
+                }}
                 mailboxName={
                   !mailboxId
                     ? mailboxesData?.items.find((m) => m.id === message.mailbox_id)?.email_address
@@ -897,12 +966,14 @@ interface MessageRowProps {
   viewMode: InboxViewMode
   isMailboxMode: boolean
   isSelected: boolean
+  canConserve: boolean
   onSelect: (e: React.MouseEvent) => void
   onClick: () => void
   onToggleStar: (e: React.MouseEvent) => void
   onToggleArchive: (e: React.MouseEvent) => void
   onMarkUnread: (e: React.MouseEvent) => void
   onToggleTrash: (e: React.MouseEvent) => void
+  onToggleConserve: (e: React.MouseEvent) => void
   mailboxName?: string
 }
 
@@ -911,12 +982,14 @@ function MessageRow({
   viewMode,
   isMailboxMode,
   isSelected,
+  canConserve,
   onSelect,
   onClick,
   onToggleStar,
   onToggleArchive,
   onMarkUnread,
   onToggleTrash,
+  onToggleConserve,
   mailboxName,
 }: MessageRowProps) {
   const [hovered, setHovered] = useState(false)
@@ -1093,6 +1166,33 @@ function MessageRow({
           </button>
         )}
 
+        {/* Invia a Conservazione / Rimuovi da Da Conservare */}
+        {canConserve && viewMode !== 'trash' && viewMode !== 'conservation_archived' && (
+          <button
+            onClick={onToggleConserve}
+            title={viewMode === 'conservation_pending' ? 'Rimuovi da Da Conservare' : 'Invia a Conservazione'}
+            className={cn(
+              'p-1 rounded hover:bg-muted transition-all',
+              message.is_pending_conservation
+                ? 'opacity-100'
+                : hovered
+                  ? 'opacity-100'
+                  : 'opacity-0 pointer-events-none',
+            )}
+          >
+            {viewMode === 'conservation_pending' ? (
+              <ShieldX className="h-4 w-4 text-orange-500" />
+            ) : (
+              <ShieldCheck
+                className={cn(
+                  'h-4 w-4',
+                  message.is_pending_conservation ? 'text-teal-600' : 'text-muted-foreground',
+                )}
+              />
+            )}
+          </button>
+        )}
+
         {/* Indicatore allegati */}
         {message.has_attachments && (
           <span className="text-xs text-muted-foreground"></span>
diff --git a/frontend/src/types/api.types.ts b/frontend/src/types/api.types.ts
index 3114757..a06e14a 100644
--- a/frontend/src/types/api.types.ts
+++ b/frontend/src/types/api.types.ts
@@ -262,6 +262,10 @@ export interface MessageResponse {
   archived_at: string | null
   is_trashed: boolean
   trashed_at: string | null
+  is_pending_conservation: boolean
+  pending_conservation_at: string | null
+  is_conserved: boolean
+  conserved_at: string | null
   raw_eml_path: string | null
   created_at: string
   updated_at: string
@@ -342,6 +346,7 @@ export interface PermissionGrantRequest {
   can_read?: boolean
   can_send?: boolean
   can_manage?: boolean
+  can_conserve?: boolean
 }
 
 export interface MailboxUserPermissionResponse {
@@ -352,6 +357,7 @@ export interface MailboxUserPermissionResponse {
   can_read: boolean
   can_send: boolean
   can_manage: boolean
+  can_conserve: boolean
   granted_at: string
 }
 
@@ -362,6 +368,7 @@ export interface UserMailboxPermissionResponse {
   can_read: boolean
   can_send: boolean
   can_manage: boolean
+  can_conserve: boolean
 }
 
 // ─── Virtual Box ──────────────────────────────────────────────────────────────