A valid permit from the Department is required, in accordance with Section 57.105.6, when a building or premises is used as an aircraft fueling station, private airport, or heliport. Further, a valid permit and general approval is required, in accordance with Sections 57.105.6, 57.105.7 and 57.119, for an aircraft fuel servicing tank vehicle designed and operated for the purpose of fueling aircraft on the grounds of an airport or heliport.