diff --git a/cdds/cdds/deprecated/transfer/list_queue.py b/cdds/cdds/deprecated/transfer/list_queue.py
index e7434e7f2..296625994 100755
--- a/cdds/cdds/deprecated/transfer/list_queue.py
+++ b/cdds/cdds/deprecated/transfer/list_queue.py
@@ -1,4 +1,3 @@
-#!/usr/bin/env python3.6
 # (C) British Crown Copyright 2021-2025, Met Office.
 # Please see LICENSE.md for license details.
 """Print a list of messages in the CMIP6 queues"""
diff --git a/cdds/cdds/deprecated/transfer/resend_failed_msgs.py b/cdds/cdds/deprecated/transfer/resend_failed_msgs.py
index 01ff5957f..767c04ddc 100644
--- a/cdds/cdds/deprecated/transfer/resend_failed_msgs.py
+++ b/cdds/cdds/deprecated/transfer/resend_failed_msgs.py
@@ -1,4 +1,3 @@
-#!/usr/bin/env python3.6
 # (C) British Crown Copyright 2021-2025, Met Office.
 # Please see LICENSE.md for license details.
 
diff --git a/cdds/cdds/tests/test_coding_standards.py b/cdds/cdds/tests/test_copyright_headers.py
similarity index 91%
rename from cdds/cdds/tests/test_coding_standards.py
rename to cdds/cdds/tests/test_copyright_headers.py
index f379b7600..ce5c53102 100644
--- a/cdds/cdds/tests/test_coding_standards.py
+++ b/cdds/cdds/tests/test_copyright_headers.py
@@ -1,7 +1,7 @@
-# (C) British Crown Copyright 2022-2025, Met Office.
+# (C) British Crown Copyright 2022-2026, Met Office.
 # Please see LICENSE.md for license details.
 # pylint: disable = missing-docstring, invalid-name, too-many-public-methods
-"""Tests for coding standards and copyright headers."""
+"""Test for copyright headers."""
 import os
 import re
 import unittest
@@ -15,8 +15,8 @@
 
 
 @pytest.mark.style
-class TestCodingStandards(unittest.TestCase):
-    """Tests for coding standards."""
+class TestCopyrightHeaders(unittest.TestCase):
+    """Test for copyright headers."""
 
     def setUp(self):
         cdds_dir = Path(cdds.__file__).parent.absolute()
@@ -45,7 +45,7 @@ def test_copyright_headers(self):
 
     def get_copyright_files(self):
         self.exclude_patterns.extend(
-            ['egg-info', 'EGG-INFO', 'dist', '.pyc', 'doctrees', 'html', 'cfg', 'clyc',
+            ['egg-info', 'EGG-INFO', 'dist', '.pyc', 'doctrees', 'html', 'clyc',
              'pylintrc', 'TAGS', 'json', 'todel', 'nfsc', 'txt', 'ini', 'conf', 'workflows']
         )
 
diff --git a/mip_convert/mip_convert/tests/test_coding_standards.py b/mip_convert/mip_convert/tests/test_copyright_headers.py
similarity index 92%
rename from mip_convert/mip_convert/tests/test_coding_standards.py
rename to mip_convert/mip_convert/tests/test_copyright_headers.py
index 427a0e7d1..8c2b76378 100644
--- a/mip_convert/mip_convert/tests/test_coding_standards.py
+++ b/mip_convert/mip_convert/tests/test_copyright_headers.py
@@ -1,7 +1,7 @@
-# (C) British Crown Copyright 2023-2025, Met Office.
+# (C) British Crown Copyright 2023-2026, Met Office.
 # Please see LICENSE.md for license details.
 # pylint: disable = missing-docstring, invalid-name, too-many-public-methods
-"""Tests for coding standards and copyright headers."""
+"""Test for copyright headers."""
 import os
 import re
 import unittest
@@ -15,8 +15,8 @@
 
 
 @pytest.mark.style
-class TestCodingStandards(unittest.TestCase):
-    """Tests for coding standards."""
+class TestCopyrightHeaders(unittest.TestCase):
+    """Test for copyright headers."""
 
     def setUp(self):
         mip_convert_dir = Path(mip_convert.__file__).parent.absolute()
diff --git a/ruff.toml b/ruff.toml
index 5601bb90f..8e9263ab0 100644
--- a/ruff.toml
+++ b/ruff.toml
@@ -6,6 +6,10 @@ select = [
     #pycodestyle
     "E",
     "W",
+    "CPY"
 ]
 ignore = []
-preview = true
\ No newline at end of file
+preview = true
+
+[lint.flake8-copyright]
+notice-rgx = '^(#!/usr/bin/env python3\n)?# \(C\) British Crown Copyright 20\d{2}(-20\d{2})?, Met Office\.\n# Please see LICENSE\.md for license details\.'