diff --git a/care/facility/api/serializers/resources.py b/care/facility/api/serializers/resources.py
index e94cc8f05f..efc5df3294 100644
--- a/care/facility/api/serializers/resources.py
+++ b/care/facility/api/serializers/resources.py
@@ -13,6 +13,7 @@
 )
 from care.facility.models.resources import RESOURCE_SUB_CATEGORY_CHOICES
 from care.users.api.serializers.user import UserBaseMinimumSerializer
+from care.utils.serializer.external_id_field import ExternalIdSerializerField
 from config.serializers import ChoiceField
 
 
@@ -61,14 +62,16 @@ class ResourceRequestSerializer(serializers.ModelSerializer):
     category = ChoiceField(choices=RESOURCE_CATEGORY_CHOICES)
     sub_category = ChoiceField(choices=RESOURCE_SUB_CATEGORY_CHOICES)
 
-    origin_facility = serializers.UUIDField(
-        source="origin_facility.external_id", allow_null=False, required=True
+    origin_facility = ExternalIdSerializerField(
+        queryset=Facility.objects.all(), required=True
     )
-    approving_facility = serializers.UUIDField(
-        source="approving_facility.external_id", allow_null=False, required=True
+
+    approving_facility = ExternalIdSerializerField(
+        queryset=Facility.objects.all(), required=True
     )
-    assigned_facility = serializers.UUIDField(
-        source="assigned_facility.external_id", allow_null=True, required=False
+
+    assigned_facility = ExternalIdSerializerField(
+        queryset=Facility.objects.all(), required=False
     )
 
     assigned_to_object = UserBaseMinimumSerializer(source="assigned_to", read_only=True)
@@ -115,24 +118,6 @@ def update(self, instance, validated_data):
         if "origin_facility" in validated_data:
             validated_data.pop("origin_facility")
 
-        if "approving_facility" in validated_data:
-            approving_facility_external_id = validated_data.pop("approving_facility")[
-                "external_id"
-            ]
-            if approving_facility_external_id:
-                validated_data["approving_facility_id"] = Facility.objects.get(
-                    external_id=approving_facility_external_id
-                ).id
-
-        if "assigned_facility" in validated_data:
-            assigned_facility_external_id = validated_data.pop("assigned_facility")[
-                "external_id"
-            ]
-            if assigned_facility_external_id:
-                validated_data["assigned_facility_id"] = Facility.objects.get(
-                    external_id=assigned_facility_external_id
-                ).id
-
         instance.last_edited_by = self.context["request"].user
 
         new_instance = super().update(instance, validated_data)
@@ -144,29 +129,6 @@ def create(self, validated_data):
         if "status" in validated_data:
             validated_data.pop("status")
 
-        origin_facility_external_id = validated_data.pop("origin_facility")[
-            "external_id"
-        ]
-        validated_data["origin_facility_id"] = Facility.objects.get(
-            external_id=origin_facility_external_id
-        ).id
-
-        request_approving_facility_external_id = validated_data.pop(
-            "approving_facility"
-        )["external_id"]
-        validated_data["approving_facility_id"] = Facility.objects.get(
-            external_id=request_approving_facility_external_id
-        ).id
-
-        if "assigned_facility" in validated_data:
-            assigned_facility_external_id = validated_data.pop("assigned_facility")[
-                "external_id"
-            ]
-            if assigned_facility_external_id:
-                validated_data["assigned_facility_id"] = Facility.objects.get(
-                    external_id=assigned_facility_external_id
-                ).id
-
         validated_data["created_by"] = self.context["request"].user
         validated_data["last_edited_by"] = self.context["request"].user
 
diff --git a/care/facility/models/tests/test_resource.py b/care/facility/models/tests/test_resource.py
new file mode 100644
index 0000000000..51e349a75b
--- /dev/null
+++ b/care/facility/models/tests/test_resource.py
@@ -0,0 +1,36 @@
+from rest_framework import status
+from rest_framework.test import APITestCase
+
+from care.utils.tests.test_utils import TestUtils
+
+
+class ResourceTransferTest(TestUtils, APITestCase):
+    @classmethod
+    def setUpTestData(cls):
+        cls.state = cls.create_state()
+        cls.district = cls.create_district(cls.state)
+        cls.local_body = cls.create_local_body(cls.district)
+        cls.super_user = cls.create_super_user("su", cls.district)
+        cls.facility = cls.create_facility(cls.super_user, cls.district, cls.local_body)
+        cls.user = cls.create_user("staff1", cls.district, home_facility=cls.facility)
+        cls.patient = cls.create_patient(cls.district, cls.facility)
+
+    def test_with_invalid_facilityid_input(self):
+        dist_admin = self.create_user("dist_admin", self.district, user_type=30)
+        sample_data = {
+            "approving_facility": self.facility.external_id,
+            "category": "OXYGEN",
+            "emergency": "false",
+            "origin_facility": "aaaaaaaa-aaaa-aaaa-aaaa-aaaaaaaaaaaa",  # invalid facility id
+            "reason": "adadasa",
+            "refering_facility_contact_name": "rash",
+            "refering_facility_contact_number": "+918888888889",
+            "requested_quantity": "10",
+            "status": "PENDING",
+            "sub_category": 110,
+            "title": "a",
+        }
+        self.client.force_authenticate(user=dist_admin)
+        response = self.client.post("/api/v1/resource/", sample_data, format="json")
+        self.assertEqual(response.status_code, status.HTTP_400_BAD_REQUEST)
+        self.assertIn("origin_facility", response.data)