Section 48-5-540 - DefinitionsAs used in this article, the term:
(1) "Operated," "operating," or "operation" means landings or takeoffs of aircraft by any airline company.(2) "Plane hours" means, for each type and model of aircraft, all hours in flight and all hours on the ground including, but not limited to, ground and air time associated with overhaul, maintenance, flight testing, and training.