Haw. Code R. § 19-15.1-2
As used in this chapter:
"Air operations area" shall have the same meaning as "operational area."
"Aircraft" means airplanes, airships, dirigibles, helicopters, gliders, amphibians, seaplanes and any other contrivances now or hereafter used for the navigation of or flight in air space.
"Aircraft servicing vehicles" means all self-propelled motorized vehicles used for servicing aircraft.
"Controlled airport" means any public airport at which there is a control tower which directs traffic movements within any operational area and in the air.
"Department" means the department of transportation of the State of Hawaii.
"Director" means the director of the department of transportation or an authorized representative.
"Enforcement officer" means the director of transportation, officers and employees of the department of transportation, and every state and county officer charged with the enforcement of state laws and ordinances.
"Motor vehicle" means every vehicle which is self-propelled.
"Movement area" means the operational runways, taxiways and ramp areas used for taxiing, take-off, and landing of aircraft in which aircraft, vehicles, equipment and personnel are required to be under airport traffic control provided by the control tower, and which is denoted by a yellow nonmovement area boundary marking.
"Operator" means the registered owner, pilot or driver of an aircraft, motor vehicle or motorless vehicle or any person who has rented or otherwise has the use of such aircraft, motor vehicle or motorless vehicle for the purpose of operation by himself or his agents.
"Operational area" means any portion of a public airport, from which access by the public is prohibited by fences or appropriate signs, and which is not leased or demised to anyone for exclusive use and includes runways, taxiways, all ramps, cargo ramps and apron areas, aircraft parking and storage areas, fuel storage areas, maintenance areas, and any other area of a public airport used or intended to be used for landing, take-off, or surface maneuvering of aircraft or used for embarkation or debarkation of passengers.
"Passenger ramp and apron areas" means any portion of a public airport, designated temporarily or permanently by the director, that may be used for the:
(1) The loading and unloading of passengers, baggage, cargo, mail, and supplies on or off aircraft;
(2) Servicing of aircraft with fuel and lubricants;
(3) Performing of the operations commonly known as "ramp service";
(4) Performing of inspection, minor maintenance, and other services upon or in connection with aircraft incidental to performing "ramp service"; and
(5) Parking of mobile equipment when actively used in connection with such operations.
"Permission," "permit," "authorization" or "authorize" means written consent granted by the director, except verbal consent that may be granted under special circumstances where the obtaining of a written consent would not be practicable.
"Person" means any individual, firm, partnership, co-partnership, corporation, trust, association, company, joint venture, or any other legal entity (including any assignee, receiver, trustee or similar representative thereof), or the United States of America or any state or political subdivision thereof, or any foreign government, or the United Nations.
"Public airport" means any area of land or water under public or governmental ownership or jurisdiction which is used, or intended for use, for the landing and taking-off of aircraft, and any appurtenant areas which are used, or intended for use, for airport buildings, or other airport facilities or rights-of-way, together with all airport buildings and facilities located thereon; provided that federally owned facilities shall be included in this definition only to the extent of their use by non-military persons who hold a contract, lease, license, or other right granted by the department.
"Public vehicular parking area" means any portion of a public airport, designated temporarily or permanently by the director, that may be used for the purpose of parking motor vehicles.
"Trailer" means a vehicle designed for carrying persons or property and for being drawn by a motor vehicle. Baggage and freight carts, pallet or container trailers, and turntable container trailers drawn by towing tractors (tugs) are not included within this definition.
"UNICOM" means a radio communication station located at airports used for advisory information only and not for air traffic control purposes.
"Vehicle" means every device in, upon, or by which any person or property is or may be transported or drawn upon land, except aircraft.
Haw. Code R. § 19-15.1-2