diff --git a/src/backend/core/api/serializers.py b/src/backend/core/api/serializers.py
index 561c48ff..83afc260 100644
--- a/src/backend/core/api/serializers.py
+++ b/src/backend/core/api/serializers.py
@@ -306,6 +306,7 @@ class DocumentAccessSerializer(serializers.ModelSerializer):
     team = serializers.CharField(required=False, allow_blank=True)
     abilities = serializers.SerializerMethodField(read_only=True)
     max_ancestors_role = serializers.SerializerMethodField(read_only=True)
+    max_role = serializers.SerializerMethodField(read_only=True)
 
     class Meta:
         model = models.DocumentAccess
@@ -319,8 +320,15 @@ class DocumentAccessSerializer(serializers.ModelSerializer):
             "role",
             "abilities",
             "max_ancestors_role",
+            "max_role",
+        ]
+        read_only_fields = [
+            "id",
+            "document",
+            "abilities",
+            "max_ancestors_role",
+            "max_role",
         ]
-        read_only_fields = ["id", "document", "abilities", "max_ancestors_role"]
 
     def get_abilities(self, instance) -> dict:
         """Return abilities of the logged-in user on the instance."""
@@ -333,6 +341,13 @@ class DocumentAccessSerializer(serializers.ModelSerializer):
         """Return max_ancestors_role if annotated; else None."""
         return getattr(instance, "max_ancestors_role", None)
 
+    def get_max_role(self, instance):
+        """Return max_ancestors_role if annotated; else None."""
+        return choices.RoleChoices.max(
+            getattr(instance, "max_ancestors_role", None),
+            instance.role,
+        )
+
     def update(self, instance, validated_data):
         """Make "user" field readonly but only on update."""
         validated_data.pop("team", None)
@@ -356,6 +371,7 @@ class DocumentAccessLightSerializer(DocumentAccessSerializer):
             "role",
             "abilities",
             "max_ancestors_role",
+            "max_role",
         ]
         read_only_fields = [
             "id",
@@ -364,6 +380,7 @@ class DocumentAccessLightSerializer(DocumentAccessSerializer):
             "role",
             "abilities",
             "max_ancestors_role",
+            "max_role",
         ]
 
 
diff --git a/src/backend/core/tests/documents/test_api_document_accesses.py b/src/backend/core/tests/documents/test_api_document_accesses.py
index fd301f54..eb6fa92b 100644
--- a/src/backend/core/tests/documents/test_api_document_accesses.py
+++ b/src/backend/core/tests/documents/test_api_document_accesses.py
@@ -153,6 +153,7 @@ def test_api_document_accesses_list_authenticated_related_non_privileged(
                 "team": access.team,
                 "role": access.role,
                 "max_ancestors_role": None,
+                "max_role": access.role,
                 "abilities": {
                     "destroy": False,
                     "partial_update": False,
@@ -253,6 +254,7 @@ def test_api_document_accesses_list_authenticated_related_privileged(
                 if access.user
                 else None,
                 "max_ancestors_role": None,
+                "max_role": access.role,
                 "team": access.team,
                 "role": access.role,
                 "abilities": access.get_abilities(user),
@@ -617,6 +619,7 @@ def test_api_document_accesses_retrieve_authenticated_related(
             "team": "",
             "role": access.role,
             "max_ancestors_role": None,
+            "max_role": access.role,
             "abilities": access.get_abilities(user),
         }
 
@@ -775,10 +778,11 @@ def test_api_document_accesses_update_administrator_except_owner(
 
         access.refresh_from_db()
         updated_values = serializers.DocumentAccessSerializer(instance=access).data
-        if field == "role":
+        if field in ["role", "max_role"]:
             assert updated_values == {
                 **old_values,
                 "role": new_values["role"],
+                "max_role": new_values["role"],
             }
         else:
             assert updated_values == old_values
@@ -951,10 +955,11 @@ def test_api_document_accesses_update_owner(
         access.refresh_from_db()
         updated_values = serializers.DocumentAccessSerializer(instance=access).data
 
-        if field == "role":
+        if field in ["role", "max_role"]:
             assert updated_values == {
                 **old_values,
                 "role": new_values["role"],
+                "max_role": new_values["role"],
             }
         else:
             assert updated_values == old_values
diff --git a/src/backend/core/tests/documents/test_api_document_accesses_create.py b/src/backend/core/tests/documents/test_api_document_accesses_create.py
index 8a32aa23..3c1e1b93 100644
--- a/src/backend/core/tests/documents/test_api_document_accesses_create.py
+++ b/src/backend/core/tests/documents/test_api_document_accesses_create.py
@@ -176,10 +176,11 @@ def test_api_document_accesses_create_authenticated_administrator_share_to_user(
             "path": new_document_access.document.path,
         },
         "id": str(new_document_access.id),
-        "user": other_user,
-        "team": "",
-        "role": role,
         "max_ancestors_role": None,
+        "max_role": role,
+        "role": role,
+        "team": "",
+        "user": other_user,
     }
     assert len(mail.outbox) == 1
     email = mail.outbox[0]
@@ -266,10 +267,11 @@ def test_api_document_accesses_create_authenticated_administrator_share_to_team(
             "path": new_document_access.document.path,
         },
         "id": str(new_document_access.id),
-        "user": None,
-        "team": "new-team",
-        "role": role,
         "max_ancestors_role": None,
+        "max_role": role,
+        "role": role,
+        "team": "new-team",
+        "user": None,
     }
     assert len(mail.outbox) == 0
 
@@ -323,17 +325,18 @@ def test_api_document_accesses_create_authenticated_owner_share_to_user(
     new_document_access = models.DocumentAccess.objects.filter(user=other_user).get()
     other_user = serializers.UserSerializer(instance=other_user).data
     assert response.json() == {
+        "abilities": new_document_access.get_abilities(user),
         "document": {
             "id": str(new_document_access.document_id),
-            "path": new_document_access.document.path,
             "depth": new_document_access.document.depth,
+            "path": new_document_access.document.path,
         },
         "id": str(new_document_access.id),
-        "user": other_user,
-        "team": "",
-        "role": role,
         "max_ancestors_role": None,
-        "abilities": new_document_access.get_abilities(user),
+        "max_role": role,
+        "role": role,
+        "team": "",
+        "user": other_user,
     }
     assert len(mail.outbox) == 1
     email = mail.outbox[0]
@@ -396,17 +399,18 @@ def test_api_document_accesses_create_authenticated_owner_share_to_team(
     new_document_access = models.DocumentAccess.objects.filter(team="new-team").get()
     other_user = serializers.UserSerializer(instance=other_user).data
     assert response.json() == {
+        "abilities": new_document_access.get_abilities(user),
         "document": {
             "id": str(new_document_access.document_id),
             "path": new_document_access.document.path,
             "depth": new_document_access.document.depth,
         },
         "id": str(new_document_access.id),
-        "user": None,
-        "team": "new-team",
-        "role": role,
         "max_ancestors_role": None,
-        "abilities": new_document_access.get_abilities(user),
+        "max_role": role,
+        "role": role,
+        "team": "new-team",
+        "user": None,
     }
     assert len(mail.outbox) == 0
 
@@ -457,17 +461,18 @@ def test_api_document_accesses_create_email_in_receivers_language(via, mock_user
         ).get()
         other_user_data = serializers.UserSerializer(instance=other_user).data
         assert response.json() == {
+            "abilities": new_document_access.get_abilities(user),
             "document": {
                 "id": str(new_document_access.document_id),
                 "path": new_document_access.document.path,
                 "depth": new_document_access.document.depth,
             },
             "id": str(new_document_access.id),
-            "user": other_user_data,
-            "team": "",
-            "role": role,
             "max_ancestors_role": None,
-            "abilities": new_document_access.get_abilities(user),
+            "max_role": role,
+            "role": role,
+            "team": "",
+            "user": other_user_data,
         }
         assert len(mail.outbox) == index + 1
         email = mail.outbox[index]