diff --git a/app/service/rest.py b/app/service/rest.py
index 756828cb5..91a3951b9 100644
--- a/app/service/rest.py
+++ b/app/service/rest.py
@@ -1095,11 +1095,12 @@ def create_contact_list(service_id):
 @service_blueprint.route('/<uuid:service_id>/set-as-broadcast-service', methods=['POST'])
 def set_as_broadcast_service(service_id):
     """
-    This route does four things
+    This route does the following
     - adds a service broadcast settings to define which channel broadcasts should go out on
     - removes all current service permissions and adds the broadcast service permission
     - sets the services `count_as_live` to false
     - adds the service to the broadcast organisation
+    - puts the service into training mode or live mode
     """
     data = validate(request.get_json(), service_broadcast_settings_schema)
     service = dao_fetch_service_by_id(service_id)
@@ -1112,6 +1113,11 @@ def set_as_broadcast_service(service_id):
     dao_add_service_permission(service.id, BROADCAST_TYPE)
 
     service.count_as_live = False
+
+    service.restricted = True
+    if data["service_mode"] == "live":
+        service.restricted = False
+
     dao_update_service(service)
 
     dao_add_service_to_organisation(service, current_app.config['BROADCAST_ORGANISATION_ID'])
diff --git a/app/service/service_broadcast_settings_schema.py b/app/service/service_broadcast_settings_schema.py
index 63946e860..3ca492f4f 100644
--- a/app/service/service_broadcast_settings_schema.py
+++ b/app/service/service_broadcast_settings_schema.py
@@ -4,7 +4,8 @@ service_broadcast_settings_schema = {
     "type": "object",
     "title": "Set a services broadcast settings",
     "properties": {
-        "broadcast_channel": {"enum": ["test", "severe"]}
+        "broadcast_channel": {"enum": ["test", "severe"]},
+        "service_mode": {"enum": ["training", "live"]}
     },
-    "required": ["broadcast_channel"]
+    "required": ["broadcast_channel", "service_mode"]
 }
diff --git a/tests/app/service/test_rest.py b/tests/app/service/test_rest.py
index aab284edc..961d1567c 100644
--- a/tests/app/service/test_rest.py
+++ b/tests/app/service/test_rest.py
@@ -3658,6 +3658,7 @@ def test_set_as_broadcast_service_sets_broadcast_channel(
     assert sample_service.service_broadcast_settings is None
     data = {
         'broadcast_channel': channel,
+        'service_mode': 'live',
     }
 
     resp = client.post(
@@ -3685,6 +3686,7 @@ def test_set_as_broadcast_service_updates_channel_for_broadcast_service(
         '/service/{}/set-as-broadcast-service'.format(sample_broadcast_service.id),
         data=json.dumps({
             'broadcast_channel': "test",
+            'service_mode': 'training',
         }),
         headers=[('Content-Type', 'application/json'), create_authorization_header()]
     )
@@ -3705,6 +3707,7 @@ def test_set_as_broadcast_service_rejects_unknown_channels(
 ):
     data = {
         'broadcast_channel': channel,
+        'service_mode': 'live',
     }
 
     resp = client.post(
@@ -3716,7 +3719,7 @@ def test_set_as_broadcast_service_rejects_unknown_channels(
 
 
 def test_set_as_broadcast_service_rejects_if_no_channel(client, notify_db, sample_service, broadcast_organisation):
-    data = {}
+    data = {'service_mode': 'training'}
 
     resp = client.post(
         '/service/{}/set-as-broadcast-service'.format(sample_service.id),
@@ -3737,6 +3740,7 @@ def test_set_as_broadcast_service_gives_broadcast_permission_and_removes_other_p
         '/service/{}/set-as-broadcast-service'.format(sample_service.id),
         data=json.dumps({
             'broadcast_channel': "severe",
+            'service_mode': 'training',
         }),
         headers=[('Content-Type', 'application/json'), create_authorization_header()]
     )
@@ -3758,6 +3762,7 @@ def test_set_as_broadcast_service_maintains_broadcast_permission_for_existing_br
         '/service/{}/set-as-broadcast-service'.format(sample_broadcast_service.id),
         data=json.dumps({
             'broadcast_channel': "severe",
+            'service_mode': 'live',
         }),
         headers=[('Content-Type', 'application/json'), create_authorization_header()]
     )
@@ -3776,6 +3781,7 @@ def test_set_as_broadcast_service_sets_count_as_live_to_false(client, notify_db,
         '/service/{}/set-as-broadcast-service'.format(sample_service.id),
         data=json.dumps({
             'broadcast_channel': "severe",
+            'service_mode': 'live',
         }),
         headers=[('Content-Type', 'application/json'), create_authorization_header()]
     )
@@ -3794,6 +3800,7 @@ def test_set_as_broadcast_service_sets_service_org_to_broadcast_org(client, noti
         '/service/{}/set-as-broadcast-service'.format(sample_service.id),
         data=json.dumps({
             'broadcast_channel': "severe",
+            'service_mode': 'training',
         }),
         headers=[('Content-Type', 'application/json'), create_authorization_header()]
     )
@@ -3813,8 +3820,84 @@ def test_set_as_broadcast_service_does_not_error_if_run_on_a_service_that_is_alr
             '/service/{}/set-as-broadcast-service'.format(sample_service.id),
             data=json.dumps({
                 'broadcast_channel': "severe",
+                'service_mode': "live"
             }),
             headers=[('Content-Type', 'application/json'), create_authorization_header()]
         )
         result = resp.json
         assert resp.status_code == 200
+
+
+def test_set_as_broadcast_service_sets_service_to_live_mode(
+    client, notify_db, sample_service, broadcast_organisation
+):
+    sample_service.restricted = True
+    notify_db.session.add(sample_service)
+    notify_db.session.commit()
+    assert sample_service.restricted == True
+    data = {
+        'broadcast_channel': 'severe',
+        'service_mode': 'live',
+    }
+
+    resp = client.post(
+        '/service/{}/set-as-broadcast-service'.format(sample_service.id),
+        data=json.dumps(data),
+        headers=[('Content-Type', 'application/json'), create_authorization_header()]
+    )
+    result = resp.json
+    assert resp.status_code == 200
+    assert result['data']['name'] == 'Sample service'
+    assert result['data']['restricted'] == False
+
+
+def test_set_as_broadcast_service_sets_service_to_training_mode(
+    client, notify_db, sample_broadcast_service, broadcast_organisation
+):
+    sample_broadcast_service.restricted = False
+    notify_db.session.add(sample_broadcast_service)
+    notify_db.session.commit()
+    assert sample_broadcast_service.restricted == False
+
+    data = {
+        'broadcast_channel': 'severe',
+        'service_mode': 'training',
+    }
+
+    resp = client.post(
+        '/service/{}/set-as-broadcast-service'.format(sample_broadcast_service.id),
+        data=json.dumps(data),
+        headers=[('Content-Type', 'application/json'), create_authorization_header()]
+    )
+    result = resp.json
+    assert resp.status_code == 200
+    assert result['data']['name'] == 'Sample broadcast service'
+    assert result['data']['restricted'] == True
+
+
+@pytest.mark.parametrize('service_mode', ["testing", ""])
+def test_set_as_broadcast_service_rejects_unknown_service_mode(
+    client, notify_db, sample_service, broadcast_organisation, service_mode
+):
+    data = {
+        'broadcast_channel': 'severe',
+        'service_mode': service_mode,
+    }
+
+    resp = client.post(
+        '/service/{}/set-as-broadcast-service'.format(sample_service.id),
+        data=json.dumps(data),
+        headers=[('Content-Type', 'application/json'), create_authorization_header()]
+    )
+    assert resp.status_code == 400
+
+
+def test_set_as_broadcast_service_rejects_if_no_service_mode(client, notify_db, sample_service, broadcast_organisation):
+    data = {'broadcast_channel': 'severe'}
+
+    resp = client.post(
+        '/service/{}/set-as-broadcast-service'.format(sample_service.id),
+        data=json.dumps(data),
+        headers=[('Content-Type', 'application/json'), create_authorization_header()]
+    )
+    assert resp.status_code == 400