diff --git a/api/serializers/declaration.py b/api/serializers/declaration.py
index 24945017..7b0903c2 100644
--- a/api/serializers/declaration.py
+++ b/api/serializers/declaration.py
@@ -578,6 +578,8 @@ class Meta:
         model = Declaration
         fields = (
             "id",
+            "siccrf_id",
+            "declared_in_teleicare",
             "status",
             "author",
             "company",
diff --git a/data/models/declaration.py b/data/models/declaration.py
index 020c1e73..68e8a600 100644
--- a/data/models/declaration.py
+++ b/data/models/declaration.py
@@ -390,6 +390,10 @@ def response_limit_date(self):
     def __str__(self):
         return f"Déclaration « {self.name} »"
 
+    @property
+    def declared_in_teleicare(self):
+        return self.siccrf_id is not None
+
     @property
     def computed_substances_with_max_quantity_exceeded(self):
         substances_with_max_quantity_exceeded = self.computed_substances.exclude(