91.539 Approval of minimum equipment list

• (a) An applicant for the approval of a MEL must complete form CAA 24091/01, and submit it to the Director together with a payment of the appropriate application fee prescribed by regulations made under the Act.
• (b) A MEL must contain--
  • (1) the type and model of the aircraft to which it applies; and
  • (2) a list of instruments and equipment for the aircraft that may be partially or fully inoperative that--
    • (i) has been approved by the manufacturer of the aircraft; or
    • (ii) has been approved by the ICAO Contracting State that issued the type certificate for the aircraft; or
    • (iii) is acceptable to the Director on the grounds that the inoperative instruments and equipment do not affect the safe operation of the aircraft.
• (c) A MEL must not contain any instruments or equipment that are--
  • (1) either specifically or otherwise required by the airworthiness requirements under which the aircraft is type certificated; or
  • (2) required by this subpart for specific operations; or
  • (3) required by an AD to be in operable condition.
• (d) The Director may specify operating conditions and limitations on the MEL that the Director considers necessary in the interests of aviation safety.