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Special conditions · aircraft

Special Conditions: Airbus Model A321neo XLR Airplanes; Flight Envelope Protection, Icing and Non-Icing Conditions; High Incidence Protection

Special conditions are rules the FAA writes for one design when the standard certification rules do not cover something new about it. These were published May 16, 2024 for Airbus, covering the A321neo XLR. System: instruments and avionics.

What it applies to

Applicant
Airbus
Makes
Airbus
Models
A321neo XLR
On this site
Airbus A321 929 registered
Published
May 16, 2024
Effective
June 17, 2024
The FAA's document
On the FAA's site

The FAA's summary their words, unchanged

These special conditions are issued for the Airbus Model A321neo XLR airplane. This airplane will have a novel or unusual design feature when compared to the state of technology envisioned in the applicable airworthiness standards for transport category airplanes. This design feature is flight-envelope protections, in icing and non- icing conditions, that use high-incidence protection and an alpha-floor system to automatically advance throttles when the airplane angle of attack reaches a predetermined value. The applicable airworthiness regulations do not contain adequate or appropriate safety standards for this design feature. These special conditions contain the additional safety standards that the Administrator considers necessary to establish a level of safety equivalent to that established by the existing airworthiness standards.

Source: FAA special conditions (final) from the Dynamic Regulatory System; the Federal Register carries the same notices.