diff --git a/doc/api/resources/checkinlists.rst b/doc/api/resources/checkinlists.rst
index cd14caa2fb..6a4bc749e1 100644
--- a/doc/api/resources/checkinlists.rst
+++ b/doc/api/resources/checkinlists.rst
@@ -565,7 +565,10 @@ Order position endpoints
       Content-Type: application/json
 
       {
-        "status": "ok"
+        "status": "ok",
+        "position": {
+          …
+        }
       }
 
    **Example response with required questions**:
@@ -576,7 +579,10 @@ Order position endpoints
       Content-Type: text/json
 
       {
-        "status": "incomplete"
+        "status": "incomplete",
+        "position": {
+          …
+        },
         "questions": [
           {
             "id": 1,
@@ -621,6 +627,9 @@ Order position endpoints
       {
         "status": "error",
         "reason": "unpaid",
+        "position": {
+          …
+        }
       }
 
    Possible error reasons:
diff --git a/src/pretix/api/views/checkin.py b/src/pretix/api/views/checkin.py
index 73ca940277..b342742036 100644
--- a/src/pretix/api/views/checkin.py
+++ b/src/pretix/api/views/checkin.py
@@ -251,6 +251,8 @@ class CheckinListPositionViewSet(viewsets.ReadOnlyModelViewSet):
         except RequiredQuestionsError as e:
             return Response({
                 'status': 'incomplete',
+                'require_attention': op.item.checkin_attention or op.order.checkin_attention,
+                'position': OrderPositionSerializer(op, context=self.get_serializer_context()).data,
                 'questions': [
                     QuestionSerializer(q).data for q in e.questions
                 ]
@@ -259,10 +261,14 @@ class CheckinListPositionViewSet(viewsets.ReadOnlyModelViewSet):
             return Response({
                 'status': 'error',
                 'reason': e.code,
+                'require_attention': op.item.checkin_attention or op.order.checkin_attention,
+                'position': OrderPositionSerializer(op, context=self.get_serializer_context()).data
             }, status=400)
         else:
             return Response({
                 'status': 'ok',
+                'require_attention': op.item.checkin_attention or op.order.checkin_attention,
+                'position': OrderPositionSerializer(op, context=self.get_serializer_context()).data
             }, status=201)
 
     def get_object(self):