diff --git a/app/config.py b/app/config.py
index 5dd33557e..4e4a77aec 100644
--- a/app/config.py
+++ b/app/config.py
@@ -187,7 +187,6 @@ class Development(Config):
     NOTIFY_ENVIRONMENT = 'development'
     NOTIFICATION_QUEUE_PREFIX = 'development'
     DEBUG = True
-    SQLALCHEMY_ECHO = False
     CELERY_QUEUES = Config.CELERY_QUEUES + [
         Queue('db-sms', Exchange('default'), routing_key='db-sms'),
         Queue('priority', Exchange('default'), routing_key='priority'),
diff --git a/app/models.py b/app/models.py
index d54f413e4..a4bb1d5cf 100644
--- a/app/models.py
+++ b/app/models.py
@@ -572,6 +572,7 @@ class VerifyCode(db.Model):
 
 NOTIFICATION_CREATED = 'created'
 NOTIFICATION_SENDING = 'sending'
+NOTIFICATION_SENT = 'sent'
 NOTIFICATION_DELIVERED = 'delivered'
 NOTIFICATION_PENDING = 'pending'
 NOTIFICATION_FAILED = 'failed'
@@ -586,6 +587,7 @@ NOTIFICATION_STATUS_TYPES_FAILED = [
 ]
 
 NOTIFICATION_STATUS_TYPES_COMPLETED = [
+    NOTIFICATION_SENT,
     NOTIFICATION_DELIVERED,
     NOTIFICATION_FAILED,
     NOTIFICATION_TECHNICAL_FAILURE,
@@ -595,6 +597,7 @@ NOTIFICATION_STATUS_TYPES_COMPLETED = [
 
 NOTIFICATION_STATUS_TYPES_BILLABLE = [
     NOTIFICATION_SENDING,
+    NOTIFICATION_SENT,
     NOTIFICATION_DELIVERED,
     NOTIFICATION_FAILED,
     NOTIFICATION_TECHNICAL_FAILURE,
@@ -605,6 +608,7 @@ NOTIFICATION_STATUS_TYPES_BILLABLE = [
 NOTIFICATION_STATUS_TYPES = [
     NOTIFICATION_CREATED,
     NOTIFICATION_SENDING,
+    NOTIFICATION_SENT,
     NOTIFICATION_DELIVERED,
     NOTIFICATION_PENDING,
     NOTIFICATION_FAILED,
diff --git a/tests/app/dao/test_provider_statistics_dao.py b/tests/app/dao/test_provider_statistics_dao.py
index e3249ec64..54e429b0e 100644
--- a/tests/app/dao/test_provider_statistics_dao.py
+++ b/tests/app/dao/test_provider_statistics_dao.py
@@ -26,8 +26,8 @@ def test_get_fragment_count_separates_sms_and_email(notify_db, sample_template,
 def test_get_fragment_count_filters_on_status(notify_db, sample_template):
     for status in NOTIFICATION_STATUS_TYPES:
         noti_hist(notify_db, sample_template, status=status)
-    # sending, delivered, failed, technical-failure, temporary-failure, permanent-failure
-    assert get_fragment_count(sample_template.service_id)['sms_count'] == 6
+    # sending, sent, delivered, failed, technical-failure, temporary-failure, permanent-failure
+    assert get_fragment_count(sample_template.service_id)['sms_count'] == 7
 
 
 def test_get_fragment_count_filters_on_service_id(notify_db, sample_template, service_factory):
diff --git a/tests/app/v2/notifications/test_get_notifications.py b/tests/app/v2/notifications/test_get_notifications.py
index 5c2c31af3..6e3b72ed2 100644
--- a/tests/app/v2/notifications/test_get_notifications.py
+++ b/tests/app/v2/notifications/test_get_notifications.py
@@ -307,8 +307,8 @@ def test_get_all_notifications_filter_by_status_invalid_status(client, sample_no
 
     assert json_response['status_code'] == 400
     assert len(json_response['errors']) == 1
-    assert json_response['errors'][0]['message'] == "status elephant is not one of [created, sending, delivered, " \
-        "pending, failed, technical-failure, temporary-failure, permanent-failure]"
+    assert json_response['errors'][0]['message'] == "status elephant is not one of [created, sending, sent, " \
+        "delivered, pending, failed, technical-failure, temporary-failure, permanent-failure]"
 
 
 def test_get_all_notifications_filter_by_multiple_statuses(client, notify_db, notify_db_session):
diff --git a/tests/app/v2/notifications/test_notification_schemas.py b/tests/app/v2/notifications/test_notification_schemas.py
index 44a743a1a..04c32e1c7 100644
--- a/tests/app/v2/notifications/test_notification_schemas.py
+++ b/tests/app/v2/notifications/test_notification_schemas.py
@@ -27,7 +27,7 @@ def test_get_notifications_request_invalid_statuses(
         invalid_statuses, valid_statuses
 ):
     partial_error_status = "is not one of " \
-        "[created, sending, delivered, pending, failed, " \
+        "[created, sending, sent, delivered, pending, failed, " \
         "technical-failure, temporary-failure, permanent-failure]"
 
     with pytest.raises(ValidationError) as e:
@@ -74,7 +74,7 @@ def test_get_notifications_request_invalid_statuses_and_template_types():
 
     error_messages = [error['message'] for error in errors]
     for invalid_status in ["elephant", "giraffe"]:
-        assert "status {} is not one of [created, sending, delivered, " \
+        assert "status {} is not one of [created, sending, sent, delivered, " \
             "pending, failed, technical-failure, temporary-failure, permanent-failure]".format(
                 invalid_status
             ) in error_messages