(f)
'maintenance` means all inspections, servicing, modification and repair throughout the life of an aircraft needed to ensure that the aircraft remains in compliance with the type certification and offers a high level of safety in all circumstances; this shall include in particular modifications imposed by the authorities party to the arrangements referred to in (h) in accordance with airworthiness checking concepts;
Source: EUR-Lex (Cellar) · retrieved 2026-10-31 · Text as adopted (Official Journal); later amendments are not incorporated in this text.