Artikel I

For the purposes of this Agreement:
A. “airworthiness approval” means a finding that the design or change to a design of a civil aeronautical product meets standards established by the civil aviation authority of either State or that a product conforms to a design that has been found to meet those standards, and is in a condition for safe operation.
B. “civil aeronautical product” means any civil aircraft, aircraft engine, or propeller or subassembly, appliance, material, part, or component to be installed thereon.
C. “alterations or modifications” means making a change to the construction, configuration, performance, environmental characteristics, or operating limitations of the affected civil aeronautical product.
D. “environmental approval” means the process by which a civil aeronautical product is evaluated for compliance with a State's laws, regulations, standards, and requirements concerning noise and exhaust emissions.
E. “maintenance” means the performance of inspection, overhaul, repair, preservation, and the replacement of parts, materials, appliances, or components of a product to assure the continued airworthiness of that product, but excludes alterations or modifications.
F. “flight simulator qualification evaluations” means the qualification process by which a flight simulator is assessed by comparison to the aircraft it simulates in accordance with performance standards specified by either State's civil aviation authority.
G. “approval of flight operations” means the process by which technical inspections and evaluations are conducted by the civil aviation authority of a State of entities providing commercial air transportation of passengers and cargo.
H. “monitoring” means the periodic surveillance by a State's civil aviation authority to determine continuing compliance with the appropriate standards.