diff --git a/core/common/tasks.py b/core/common/tasks.py
index 9a20a7864..7626a68fe 100644
--- a/core/common/tasks.py
+++ b/core/common/tasks.py
@@ -12,7 +12,6 @@
 from django.core.exceptions import ValidationError
 from django.core.mail import EmailMessage
 from django.core.management import call_command
-from django.db.models import F
 from django.template.loader import render_to_string
 from django.utils import timezone
 from django_elasticsearch_dsl.registries import registry
@@ -721,25 +720,3 @@ def calculate_checksums(resource_type, resource_id):
                     instance.get_latest_version().set_checksums()
                 if not instance.is_versioned_object:
                     instance.versioned_object.set_checksums()
-
-
-@app.task(ignore_result=True, retry_kwargs={'max_retries': 0})
-def delete_duplicate_concept_versions(source_mnemonic, source_filters=None, concept_filters=None):  # pragma: no cover
-    source_filters = source_filters or {}
-    concept_filters = concept_filters or {}
-    from core.sources.models import Source
-    source = Source.objects.filter(version='HEAD', mnemonic=source_mnemonic).filter(**source_filters).first()
-    deleted = 0
-    for concept in source.concepts_set.exclude(id=F('versioned_object_id')).exclude(
-            is_latest_version=True).filter(**concept_filters).iterator(chunk_size=100):
-        logger.info('Checking concept %s', concept.uri)
-        source_versions = concept.sources
-        count = source_versions.count()
-        if not concept.comment and count == 0 or (count == 1 and source_versions.first().version == 'HEAD'):
-            if not concept.references.exists() and not concept.expansion_set.exists():
-                if not concept.mappings_from.exists() and not concept.mappings_to.exists():
-                    logger.info('Deleting %s', concept.uri)
-                    concept.delete()
-                    deleted += 1
-
-    logger.info("DELETED %d", deleted)
diff --git a/core/common/views.py b/core/common/views.py
index 99da0f508..f2c5854ea 100644
--- a/core/common/views.py
+++ b/core/common/views.py
@@ -15,7 +15,7 @@
 from pydash import get, compact, flatten
 from rest_framework import response, generics, status
 from rest_framework.generics import ListAPIView, RetrieveUpdateDestroyAPIView
-from rest_framework.permissions import AllowAny, IsAuthenticated, IsAdminUser
+from rest_framework.permissions import AllowAny, IsAuthenticated
 from rest_framework.response import Response
 from rest_framework.views import APIView
 
@@ -1168,23 +1168,3 @@ def perform_task(self, task_func, task_args, queue='default', is_default_async=F
                 return self.task_response(task, queue)
 
         return result
-
-
-class ConceptDuplicateDeleteView(BaseAPIView, TaskMixin):  # pragma: no-cover
-    swagger_schema = None
-    permission_classes = (IsAdminUser, )
-
-    def post(self, _):
-        source_mnemonic = self.request.data.get('source_mnemonic', None)
-        source_filters = self.request.data.get('source_filters', None) or {}
-        concept_filters = self.request.data.get('concept_filters', None) or {}
-        if not source_mnemonic:
-            raise Http400(detail='source_mnemonic is required.')
-
-        from core.common.tasks import delete_duplicate_concept_versions
-        result = self.perform_task(
-            task_func=delete_duplicate_concept_versions,
-            task_args=(source_mnemonic, source_filters, concept_filters),
-            is_default_async=True
-        )
-        return result
diff --git a/core/urls.py b/core/urls.py
index 7116acd42..18653ba0f 100644
--- a/core/urls.py
+++ b/core/urls.py
@@ -27,7 +27,7 @@
 from core.common.constants import NAMESPACE_PATTERN
 from core.common.utils import get_api_base_url
 from core.common.views import RootView, FeedbackView, APIVersionView, ChangeLogView, StandardChecksumView, \
-    SmartChecksumView, ConceptDuplicateDeleteView
+    SmartChecksumView
 from core.concepts.views import ConceptsHierarchyAmendAdminView
 from core.importers.views import BulkImportView
 from core.settings import ENV
@@ -93,9 +93,6 @@
     ),
     path('manage/bulkimport/', BulkImportView.as_view(), name='bulk_import_urls'),
     path('toggles/', include('core.toggles.urls'), name='toggles'),
-    path(
-        'concepts-duplicate-versions-delete/',
-        ConceptDuplicateDeleteView.as_view(), name='concepts-duplicate-versions-delete'),
 ]
 
 if ENV == 'development':