• Aircraft groups

    66.A.5 For the purpose of ratings on aircraft maintenance licences, aircraft shall be classified into the following groups: 66.A.5(1) Group 1 aircrafts (1) Group 1: complex motor-powered aircraft, helicopters with multiple engines, aeroplanes with maximum certified operating altitude exceeding FL290, aircraft equipped with fly-by-wire systems, gas airships other than ELA2…

  • Licence categories and subcategories

    66.A.3 Aircraft maintenance licences include the following categories and, where applicable, subcategories and system ratings: 66.A.3(a) Category A licence (a) Category A, divided into the following subcategories:— A1 Aeroplanes Turbine;— A2 Aeroplanes Piston;— A3 Helicopters Turbine;— A4 Helicopters Piston. 66.A.3(b) Category B1 licence (b) Category B1, divided into the following…

  • Scope

    66.A.1 This section defines the aircraft maintenance licence and establishes the requirements for application, issue and continuation of its validity.

  • Competent authority

    66.1 (a) For the purpose of this Annex (Part-66), the competent authority shall be: 1. the authority designated by the Member State to whom a person first applies for the issuance of an aircraft maintenance licence; or 2. the authority designated by another Member State, in case it would be…

  • Fuel Tank Safety Training

    Appendix IV to AMC 145.A.30(e) and 145.B.10(3) This appendix includes general instructions for providing training on Fuel Tank Safety issues. A. Effectivity:— Large aeroplanes as defined in Decision 2003/11/RM of the Executive Director of the Agency (CS-25) and certified after 1 January 1958 with a maximum type certified passenger capacity…

  • Findings

    145.A.95 145.A.95(a) Level 1 finding (a) A level 1 finding is any finding of significant non-compliance with the requirements of this Annex which lowers the safety standard and seriously endangers flight safety. 145.A.95(b) Level 2 finding (b) A level 2 finding is any finding of non-compliance with the requirements of…

  • Continued validity

    145.A.90 145.A.90(a) Validity (a) An approval shall be issued for an unlimited duration. It shall remain valid subject to: 1. the organisation remaining in compliance with Annex II (Part-145), in accordance with the provisions related to the handling of findings as specified under point 145.B.50; and 2. the competent authority…

  • Changes to the organisation

    145.A.85 The organisation shall notify the competent authority of any proposal to carry out any of the following changes before such changes take place to enable the competent authority to determine continued compliance with this Part and to amend, if necessary, the approval certificate, except that in the case of…

  • Limitations of the organisation

    145.A.80 The organisation shall only maintain an aircraft or component for which it is approved when all the necessary facilities, equipment, tooling, material, maintenance data and certifying staff are available. AMC 145.A.80 Tools and equipment This paragraph is intended to cover the situation where the larger organisation may temporarily not…