30. Results from the monitoring scheme must be submitted at least annually to the Secretary of State and the members of the CGSG, including the relevant statutory nature conservation body. This must include details of the effectiveness of such measures. If the undertaker or, on receipt of the report, the Secretary of State determines that the measures have been ineffective the undertaker must provide proposals to address this. Any proposals to address effectiveness must thereafter be implemented by the undertaker as approved in writing by the Secretary of State in consultation with the relevant statutory nature conservation body.