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An airworthiness directive (commonly abbreviated as AD) is a notification to owners and operators of certified aircraft that a known safety deficiency with a particular model of aircraft, engine, avionics or other system exists and must be corrected.
An emergency airworthiness directive (EAD) is an airworthiness directive issued when unsafe conditions require immediate action by an aircraft owner or operator. An EAD is published by a responsible authority such as the FOCA, EASA or FAA related to airworthiness and maintenance of aircraft and aircraft parts. It contains measures which must be ...
On 6 August 2008, the FAA issued airworthiness directive 2008-17-12 expanding on the requirements of the earlier AD 2003-26-03 which had been determined to be an insufficient remedy. In some cases it called for replacement of ADIRUs with newer models, but allowed 46 months from October 2008 to implement the directive. [20]
c:"Import aircraft.") of this section is entitled to a standard airworthiness certificate if -- (1) He presents evidence to the Administrator that the aircraft conforms to a type design approved under a type certificate or a supplemental type certificate and to applicable Airworthiness Directives; (2) The aircraft (except an experimentally ...
The FAA also uses advisory circulars to officially recognize "acceptable means, but not the only means," of accomplishing or showing compliance with airworthiness regulations. [3] [4] Advisory circulars may also contain explanations, clarifications, best practices, or other information of use to the aviation community. [2] [5]
A Continued Airworthiness Notification to the International Community (commonly abbreviated as CANIC) is a notification from the FAA to civil airworthiness authorities of foreign countries of pending significant safety actions. [75] The FAA Airworthiness Directives Manual, [76] states the following: 8.
The Aviation Safety Knowledge Management Environment [1] (ASKME) is a software suite for certifying new aircraft and modified aircraft. It was created for the Federal Aviation Administration (FAA) Aircraft Certification Service (AIR).
A standard airworthiness certificate ceases to be valid when the aircraft ceases to be registered. Change of ownership of an aircraft does not require re-issue or re-validation of that aircraft's standard airworthiness certificate. In contrast to a standard airworthiness certificate, an aircraft may be issued with a special airworthiness ...