current systems covering coalsts relating to aviation regulated at a national level are not always clear for end users often not even consulted before charges are calculated an
Current systems for covering costs relating to aviation security, regulated at a national level, are not always clear for end users, who are often not even consulted before charges are calculated or changes are made to a charging system that affects them.
Current systems covering costs relating to aviation regulated at a national level, are not always clear for end users, often not even consulted before charges are calculated are made to a system that affects them.