diff --git a/api/consumer/searchDocumentReference/search_document_reference.py b/api/consumer/searchDocumentReference/search_document_reference.py
index aee43c7ec..ae590e0f8 100644
--- a/api/consumer/searchDocumentReference/search_document_reference.py
+++ b/api/consumer/searchDocumentReference/search_document_reference.py
@@ -9,7 +9,7 @@
 from nrlf.core.logger import LogReference, logger
 from nrlf.core.model import ConnectionMetadata, ConsumerRequestParams
 from nrlf.core.response import Response, SpineErrorResponse
-from nrlf.core.validators import validate_category, validate_type_system
+from nrlf.core.validators import validate_category, validate_type
 
 
 @request_handler(params=ConsumerRequestParams)
@@ -46,8 +46,7 @@ def handler(
     base_url = f"https://{config.ENVIRONMENT}.api.service.nhs.uk/"
     self_link = f"{base_url}record-locator/consumer/FHIR/R4/DocumentReference?subject:identifier=https://fhir.nhs.uk/Id/nhs-number|{params.nhs_number}"
 
-    # TODO - Add checks for the type code as well as system
-    if not validate_type_system(params.type, metadata.pointer_types):
+    if not validate_type(params.type, metadata.pointer_types):
         logger.log(
             LogReference.CONSEARCH002,
             type=params.type,
diff --git a/api/consumer/searchPostDocumentReference/search_post_document_reference.py b/api/consumer/searchPostDocumentReference/search_post_document_reference.py
index 39964f608..35f91366c 100644
--- a/api/consumer/searchPostDocumentReference/search_post_document_reference.py
+++ b/api/consumer/searchPostDocumentReference/search_post_document_reference.py
@@ -9,7 +9,7 @@
 from nrlf.core.logger import LogReference, logger
 from nrlf.core.model import ConnectionMetadata, ConsumerRequestParams
 from nrlf.core.response import Response, SpineErrorResponse
-from nrlf.core.validators import validate_category, validate_type_system
+from nrlf.core.validators import validate_category, validate_type
 
 
 @request_handler(body=ConsumerRequestParams)
@@ -50,7 +50,7 @@ def handler(
     base_url = f"https://{config.ENVIRONMENT}.api.service.nhs.uk/"
     self_link = f"{base_url}record-locator/consumer/FHIR/R4/DocumentReference?subject:identifier=https://fhir.nhs.uk/Id/nhs-number|{body.nhs_number}"
 
-    if not validate_type_system(body.type, metadata.pointer_types):
+    if not validate_type(body.type, metadata.pointer_types):
         logger.log(
             LogReference.CONPOSTSEARCH002,
             type=body.type,
diff --git a/api/producer/searchDocumentReference/search_document_reference.py b/api/producer/searchDocumentReference/search_document_reference.py
index 403d22b8e..eb980f80c 100644
--- a/api/producer/searchDocumentReference/search_document_reference.py
+++ b/api/producer/searchDocumentReference/search_document_reference.py
@@ -6,7 +6,7 @@
 from nrlf.core.logger import LogReference, logger
 from nrlf.core.model import ConnectionMetadata, ProducerRequestParams
 from nrlf.core.response import Response, SpineErrorResponse
-from nrlf.core.validators import validate_category, validate_type_system
+from nrlf.core.validators import validate_category, validate_type
 from nrlf.producer.fhir.r4.model import Bundle, DocumentReference
 
 
@@ -48,7 +48,7 @@ def handler(
             expression="subject:identifier",
         )
 
-    if not validate_type_system(params.type, metadata.pointer_types):
+    if not validate_type(params.type, metadata.pointer_types):
         logger.log(
             LogReference.PROSEARCH002,
             type=params.type,
diff --git a/api/producer/searchPostDocumentReference/search_post_document_reference.py b/api/producer/searchPostDocumentReference/search_post_document_reference.py
index 2c1159653..fc6d8b535 100644
--- a/api/producer/searchPostDocumentReference/search_post_document_reference.py
+++ b/api/producer/searchPostDocumentReference/search_post_document_reference.py
@@ -6,7 +6,7 @@
 from nrlf.core.logger import LogReference, logger
 from nrlf.core.model import ConnectionMetadata, ProducerRequestParams
 from nrlf.core.response import Response, SpineErrorResponse
-from nrlf.core.validators import validate_category, validate_type_system
+from nrlf.core.validators import validate_category, validate_type
 from nrlf.producer.fhir.r4.model import Bundle, DocumentReference
 
 
@@ -42,7 +42,7 @@ def handler(
             expression="subject:identifier",
         )
 
-    if not validate_type_system(body.type, metadata.pointer_types):
+    if not validate_type(body.type, metadata.pointer_types):
         logger.log(
             LogReference.PROPOSTSEARCH002,
             type=body.type,
diff --git a/layer/nrlf/core/tests/test_validators.py b/layer/nrlf/core/tests/test_validators.py
index 169e4af2c..f41e45c2c 100644
--- a/layer/nrlf/core/tests/test_validators.py
+++ b/layer/nrlf/core/tests/test_validators.py
@@ -13,7 +13,7 @@
 from nrlf.core.validators import (
     DocumentReferenceValidator,
     ValidationResult,
-    validate_type_system,
+    validate_type,
 )
 from nrlf.producer.fhir.r4.model import (
     DocumentReference,
@@ -23,28 +23,37 @@
 from nrlf.tests.data import load_document_reference_json
 
 
-def test_validate_type_system_valid():
+def test_validate_type_valid():
     type_ = RequestQueryType(root=PointerTypes.MENTAL_HEALTH_PLAN.value)
     pointer_types = [
         PointerTypes.MENTAL_HEALTH_PLAN.value,
         PointerTypes.EOL_CARE_PLAN.value,
     ]
-    assert validate_type_system(type_, pointer_types) is True
+    assert validate_type(type_, pointer_types) is True
 
 
-def test_validate_type_system_invalid():
+def test_validate_type_invalid_system():
     type_ = RequestQueryType(root="http://snomed.info/invalid|736373009")
     pointer_types = [
         PointerTypes.EOL_CARE_PLAN.value,
         PointerTypes.EOL_CARE_PLAN.value,
     ]
-    assert validate_type_system(type_, pointer_types) is False
+    assert validate_type(type_, pointer_types) is False
 
 
-def test_validate_type_system_empty():
+def test_validate_type_invalid_code():
+    type_ = RequestQueryType(root=PointerTypes.MRA_UPPER_LIMB_ARTERY.value)
+    pointer_types = [
+        PointerTypes.MENTAL_HEALTH_PLAN.value,
+        PointerTypes.EOL_CARE_PLAN.value,
+    ]
+    assert validate_type(type_, pointer_types) is False
+
+
+def test_validate_type_empty():
     type_ = None
     pointer_types: list[str] = []
-    assert validate_type_system(type_, pointer_types) is True
+    assert validate_type(type_, pointer_types) is True
 
 
 def test_validation_result_reset():
diff --git a/layer/nrlf/core/validators.py b/layer/nrlf/core/validators.py
index fa1743013..bef650299 100644
--- a/layer/nrlf/core/validators.py
+++ b/layer/nrlf/core/validators.py
@@ -24,21 +24,14 @@
 from nrlf.producer.fhir.r4 import model as producer_model
 
 
-def validate_type_system(
-    type_: Optional[RequestQueryType], pointer_types: List[str]
-) -> bool:
+def validate_type(type_: Optional[RequestQueryType], pointer_types: List[str]) -> bool:
     """
     Validates if the given type system is present in the list of pointer types.
     """
     if not type_:
         return True
 
-    type_system = type_.root.split("|", 1)[0]
-    pointer_type_systems = [
-        pointer_type.split("|", 1)[0] for pointer_type in pointer_types
-    ]
-
-    return type_system in pointer_type_systems
+    return type_.root in pointer_types
 
 
 # TODO - Validate category is in set permissions once permissioning by category is done.