diff --git a/src/documents/serialisers.py b/src/documents/serialisers.py
index f9fde9ac8..d9f1833bf 100644
--- a/src/documents/serialisers.py
+++ b/src/documents/serialisers.py
@@ -246,8 +246,55 @@ class BulkEditSerializer(serializers.Serializer):
         else:
             raise serializers.ValidationError("Unsupported method.")
 
+    def _validate_parameters_tags(self, parameters):
+        if 'tag' in parameters:
+            tag_id = parameters['tag']
+            try:
+                Tag.objects.get(id=tag_id)
+            except Tag.DoesNotExist:
+                raise serializers.ValidationError("Tag does not exist")
+        else:
+            raise serializers.ValidationError("tag not specified")
+
+    def _validate_parameters_document_type(self, parameters):
+        if 'document_type' in parameters:
+            document_type_id = parameters['document_type']
+            if document_type_id is None:
+                # None is ok
+                return
+            try:
+                DocumentType.objects.get(id=document_type_id)
+            except DocumentType.DoesNotExist:
+                raise serializers.ValidationError(
+                    "Document type does not exist")
+        else:
+            raise serializers.ValidationError("document_type not specified")
+
+    def _validate_parameters_correspondent(self, parameters):
+        if 'correspondent' in parameters:
+            correspondent_id = parameters['correspondent']
+            if correspondent_id is None:
+                return
+            try:
+                Correspondent.objects.get(id=correspondent_id)
+            except Correspondent.DoesNotExist:
+                raise serializers.ValidationError(
+                    "Correspondent does not exist")
+        else:
+            raise serializers.ValidationError("correspondent not specified")
+
     def validate(self, attrs):
 
+        method = attrs['method']
+        parameters = attrs['parameters']
+
+        if method == bulk_edit.set_correspondent:
+            self._validate_parameters_correspondent(parameters)
+        elif method == bulk_edit.set_document_type:
+            self._validate_parameters_document_type(parameters)
+        elif method == bulk_edit.add_tag or method == bulk_edit.remove_tag:
+            self._validate_parameters_tags(parameters)
+
         return attrs
 
 
diff --git a/src/documents/tests/test_api.py b/src/documents/tests/test_api.py
index 494183d2d..dc4d49d4e 100644
--- a/src/documents/tests/test_api.py
+++ b/src/documents/tests/test_api.py
@@ -669,6 +669,7 @@ class TestDocumentApi(DirectoriesMixin, APITestCase):
         self.assertEqual(v1.filter_rules.count(), 0)
 
 
+
 class TestBulkEdit(DirectoriesMixin, APITestCase):
 
     def setUp(self):
@@ -891,7 +892,7 @@ class TestBulkEdit(DirectoriesMixin, APITestCase):
         doc2 = Document.objects.get(id=self.doc2.id)
         self.assertEqual(doc2.document_type, self.dt1)
 
-    def test_api_invalid_tag(self):
+    def test_api_add_invalid_tag(self):
         self.assertEqual(list(self.doc2.tags.all()), [self.t1])
         response = self.client.post("/api/documents/bulk_edit/", json.dumps({
             "documents": [self.doc2.id],
@@ -901,3 +902,14 @@ class TestBulkEdit(DirectoriesMixin, APITestCase):
         self.assertEqual(response.status_code, 400)
 
         self.assertEqual(list(self.doc2.tags.all()), [self.t1])
+
+    def test_api_delete_invalid_tag(self):
+        self.assertEqual(list(self.doc2.tags.all()), [self.t1])
+        response = self.client.post("/api/documents/bulk_edit/", json.dumps({
+            "documents": [self.doc2.id],
+            "method": "remove_tag",
+            "parameters": {'tag': 345657}
+        }), content_type='application/json')
+        self.assertEqual(response.status_code, 400)
+
+        self.assertEqual(list(self.doc2.tags.all()), [self.t1])