OBS_VALUE: An airport company may set charges that it deems to be fit for the use of the airport or the services or facilities associated with it and these charges may address the persons enjoying the benefit of the airport, services, or facilities, or to any other persons. Additionally, every airport must consult with every substantial customer in respect of any such charge before fixing or altering its amount (section 4B). Note that aircraft and freight activities include inter alia facilities and services for the storing of freight and customs services for freight.