Airworthiness Directive (AD)

Definitions

• A regulatory notice sent out by the FAA to the registered owner of an aircraft informing the owner of a condition that prevents the aircraft from continuing to meet its conditions for airworthiness. Airworthiness Directives (AD) must be complied with
• A regulatory notice sent out by the FAA to the registered owner of an aircraft informing him or her of a condition that prevents the aircraft from meeting its conditions for airworthiness. Compliance requirements will be stated in the AD.
• When an unsafe condition exists with an aircraft, the FAA issues an Airworthiness Directive to notify concerned parties of the condition and to describe the appropriate corrective action.
• A regulatory notice sent out by the FAA to the registered owner of an aircraft informing the owner of a condition that prevents the aircraft from continuing to meet its conditions for airworthiness. Compliance with AD notes must be within the required time limit, and the fact of compliance, the date of compliance, and the method of compliance must be recorded in the aircraft’s maintenance records.
• Issued by the FAA to notify owners and users of aeronautical products of unsafe conditions and the mandatory corrections under which the product may continue to be used. Each AD is an amendment to 14 CFR part 39, as such, it is part of the Federal Public Laws.

References

• Airplane Flying Handbook, Federal Aviation Administration, 2021
• Balloon Flying Handbook, Federal Aviation Administration, 2024
• Helicopter Flying Handbook, Federal Aviation Administration, 2019
• Parachute Rigger Handbook, Federal Aviation Administration, 2015
• Rotorcraft Flying Handbook, Federal Aviation Administration, 2000
• Weight-Shift Control Aircraft Flying Handbook, Federal Aviation Administration, 2008