The technical system shall consist of programmes and prescribed procedures for maintenance of the aircraft, engine, propeller, part or fitting of an aircraft and cover time limits and manners of their implementation, and determine in compliance with regulations issued on the basis of this Act, maintenance requirements which shall be approved by the competent aviation body and organisation of national producers of aircraft and technical instructions for maintenance of the aircraft, engine, propeller, part or fitting of the aircraft issued by the manufacturer, and the manner of their use and results of tests of their reliability during use.
Tehnični sistem sestoji iz programa in predpisanih postopkov za vzdrževanje zrakoplova, motorja, propelerja, dela in opreme zrakoplova ter zajema roke in način njihovega izvajanja, določi pa se v skladu s predpisom, izdanim na podlagi tega zakona, zahtevami za vzdrževanje, ki jih odobrijo pristojni letalski organi in organizacije države proizvajalca zrakoplova in tehničnimi navodili za vzdrževanje zrakoplova, motorja, propelerja, dela in opreme zrakoplova, ki jih izdela proizvajalec, ter načinom njihove uporabe in rezultati preizkusa njihove zanesljivosti med uporabo.