diff --git a/app/aws/s3.py b/app/aws/s3.py
index 5c91bf8fc..cfba0f265 100644
--- a/app/aws/s3.py
+++ b/app/aws/s3.py
@@ -43,6 +43,13 @@ def get_job_location(service_id, job_id):
     )
 
 
+def get_contact_list_location(service_id, contact_list_id):
+    return (
+        current_app.config['CONTACT_LIST_BUCKET_NAME'],
+        FILE_LOCATION_STRUCTURE.format(service_id, contact_list_id),
+    )
+
+
 def get_job_and_metadata_from_s3(service_id, job_id):
     obj = get_s3_object(*get_job_location(service_id, job_id))
     return obj.get()['Body'].read().decode('utf-8'), obj.get()['Metadata']
@@ -62,6 +69,10 @@ def remove_job_from_s3(service_id, job_id):
     return remove_s3_object(*get_job_location(service_id, job_id))
 
 
+def remove_contact_list_from_s3(service_id, contact_list_id):
+    return remove_s3_object(*get_contact_list_location(service_id, contact_list_id))
+
+
 def get_s3_bucket_objects(bucket_name, subfolder=''):
     boto_client = client('s3', current_app.config['AWS_REGION'])
     paginator = boto_client.get_paginator('list_objects_v2')
diff --git a/app/config.py b/app/config.py
index 473c92222..2cd8dbcb7 100644
--- a/app/config.py
+++ b/app/config.py
@@ -364,6 +364,7 @@ class Development(Config):
     SQLALCHEMY_ECHO = False
 
     CSV_UPLOAD_BUCKET_NAME = 'development-notifications-csv-upload'
+    CONTACT_LIST_BUCKET_NAME = 'development-contact-list'
     TEST_LETTERS_BUCKET_NAME = 'development-test-letters'
     DVLA_RESPONSE_BUCKET_NAME = 'notify.tools-ftp'
     LETTERS_PDF_BUCKET_NAME = 'development-letters-pdf'
@@ -405,6 +406,7 @@ class Test(Development):
     TESTING = True
 
     CSV_UPLOAD_BUCKET_NAME = 'test-notifications-csv-upload'
+    CONTACT_LIST_BUCKET_NAME = 'test-contact-list'
     TEST_LETTERS_BUCKET_NAME = 'test-test-letters'
     DVLA_RESPONSE_BUCKET_NAME = 'test.notify.com-ftp'
     LETTERS_PDF_BUCKET_NAME = 'test-letters-pdf'
@@ -440,6 +442,7 @@ class Preview(Config):
     NOTIFY_EMAIL_DOMAIN = 'notify.works'
     NOTIFY_ENVIRONMENT = 'preview'
     CSV_UPLOAD_BUCKET_NAME = 'preview-notifications-csv-upload'
+    CONTACT_LIST_BUCKET_NAME = 'preview-contact-list'
     TEST_LETTERS_BUCKET_NAME = 'preview-test-letters'
     DVLA_RESPONSE_BUCKET_NAME = 'notify.works-ftp'
     LETTERS_PDF_BUCKET_NAME = 'preview-letters-pdf'
@@ -456,6 +459,7 @@ class Staging(Config):
     NOTIFY_EMAIL_DOMAIN = 'staging-notify.works'
     NOTIFY_ENVIRONMENT = 'staging'
     CSV_UPLOAD_BUCKET_NAME = 'staging-notifications-csv-upload'
+    CONTACT_LIST_BUCKET_NAME = 'staging-contact-list'
     TEST_LETTERS_BUCKET_NAME = 'staging-test-letters'
     DVLA_RESPONSE_BUCKET_NAME = 'staging-notify.works-ftp'
     LETTERS_PDF_BUCKET_NAME = 'staging-letters-pdf'
@@ -473,6 +477,7 @@ class Live(Config):
     NOTIFY_EMAIL_DOMAIN = 'notifications.service.gov.uk'
     NOTIFY_ENVIRONMENT = 'live'
     CSV_UPLOAD_BUCKET_NAME = 'live-notifications-csv-upload'
+    CONTACT_LIST_BUCKET_NAME = 'production-contact-list'
     TEST_LETTERS_BUCKET_NAME = 'production-test-letters'
     DVLA_RESPONSE_BUCKET_NAME = 'notifications.service.gov.uk-ftp'
     LETTERS_PDF_BUCKET_NAME = 'production-letters-pdf'
@@ -497,6 +502,7 @@ class Sandbox(CloudFoundryConfig):
     NOTIFY_EMAIL_DOMAIN = 'notify.works'
     NOTIFY_ENVIRONMENT = 'sandbox'
     CSV_UPLOAD_BUCKET_NAME = 'cf-sandbox-notifications-csv-upload'
+    CONTACT_LIST_BUCKET_NAME = 'cf-sandbox-contact-list'
     LETTERS_PDF_BUCKET_NAME = 'cf-sandbox-letters-pdf'
     TEST_LETTERS_BUCKET_NAME = 'cf-sandbox-test-letters'
     DVLA_RESPONSE_BUCKET_NAME = 'notify.works-ftp'
diff --git a/app/service/rest.py b/app/service/rest.py
index 6f950f087..30487f48d 100644
--- a/app/service/rest.py
+++ b/app/service/rest.py
@@ -13,6 +13,7 @@ from sqlalchemy.exc import IntegrityError
 from sqlalchemy.orm.exc import NoResultFound
 
 from app import DATE_FORMAT, DATETIME_FORMAT_NO_TIMEZONE
+from app.aws import s3
 from app.config import QueueNames
 from app.dao import fact_notification_status_dao, notifications_dao
 from app.dao.dao_utils import dao_rollback
@@ -1047,6 +1048,7 @@ def delete_contact_list_by_id(service_id, contact_list_id):
     )
     dao_unlink_jobs_from_contact_list_id(contact_list.id)
     dao_delete_contact_list(contact_list)
+    s3.remove_contact_list_from_s3(service_id, contact_list_id)
 
     return '', 204
 
diff --git a/tests/app/service/test_service_contact_list_rest.py b/tests/app/service/test_service_contact_list_rest.py
index 238c97688..c10c64d08 100644
--- a/tests/app/service/test_service_contact_list_rest.py
+++ b/tests/app/service/test_service_contact_list_rest.py
@@ -120,7 +120,8 @@ def test_dao_get_contact_list_by_id_does_not_return_if_contact_list_id_for_anoth
     assert response['message'] == "No result found"
 
 
-def test_dao_delete_contact_list_by_id(admin_request, sample_service):
+def test_dao_delete_contact_list_by_id(mocker, admin_request, sample_service):
+    mock_s3 = mocker.patch('app.service.rest.s3.remove_contact_list_from_s3')
     service_1 = create_service(service_name='Service under test')
     template_1 = create_template(service=service_1)
     expected_list = create_service_contact_list(service=service_1)
@@ -140,8 +141,14 @@ def test_dao_delete_contact_list_by_id(admin_request, sample_service):
     assert job_2.contact_list_id == other_list.id
     assert job_3.contact_list_id is None
 
+    mock_s3.assert_called_once_with(
+        expected_list.service.id,
+        expected_list.id,
+    )
 
-def test_dao_delete_contact_list_when_unused(admin_request, sample_service):
+
+def test_dao_delete_contact_list_when_unused(mocker, admin_request, sample_service):
+    mock_s3 = mocker.patch('app.service.rest.s3.remove_contact_list_from_s3')
     service = create_service(service_name='Service under test')
     expected_list = create_service_contact_list(service=service)
 
@@ -155,8 +162,16 @@ def test_dao_delete_contact_list_when_unused(admin_request, sample_service):
 
     assert ServiceContactList.query.count() == 0
 
+    mock_s3.assert_called_once_with(
+        expected_list.service.id,
+        expected_list.id,
+    )
+
+
+def test_dao_delete_contact_list_by_id_for_different_service(mocker, admin_request, sample_service):
+
+    mock_s3 = mocker.patch('app.service.rest.s3.remove_contact_list_from_s3')
 
-def test_dao_delete_contact_list_by_id_for_different_service(admin_request, sample_service):
     service_1 = create_service(service_name='Service under test')
     service_2 = create_service(service_name='Other service')
 
@@ -171,3 +186,4 @@ def test_dao_delete_contact_list_by_id_for_different_service(admin_request, samp
     )
 
     assert ServiceContactList.query.count() == 1
+    assert mock_s3.called is False