diff --git a/config.py b/config.py
index ec929e34d..a81fc4e62 100644
--- a/config.py
+++ b/config.py
@@ -64,6 +64,7 @@ class Config(object):
         r"dclgdatamart\.co\.uk",
         r"ucds\.email",
         r"naturalengland\.org\.uk",
+        r"hmcts.net",
     ]
 
 
diff --git a/tests/app/main/test_validators.py b/tests/app/main/test_validators.py
index 672666bf5..09c12f3d3 100644
--- a/tests/app/main/test_validators.py
+++ b/tests/app/main/test_validators.py
@@ -81,6 +81,7 @@ def _gen_mock_field(x):
     'test@GOV.PoliCe.uk',
     'test@ucds.email',
     'test@naturalengland.org.uk',
+    'test@hmcts.net',
 ])
 def test_valid_list_of_white_list_email_domains(app_, email):
     with app_.test_request_context():