@abc.abstractmethod<EOL><INDENT>def supports_agency_notification(self):<DEDENT>
return<EOL>
Tests if agency notification is supported.

        Messages may be sent when agencies are created, modified, or
        deleted.

        :return: ``true`` if agency notification is supported ``,``  ``false`` otherwise
        :rtype: ``boolean``


        *compliance: mandatory -- This method must be implemented.*