The U.S. aircraft register, updated daily
Special conditions · aircraft

Special Conditions: Centex Aerospace, Inc.; Cirrus Design Corporation Model SR22; Installation of a Full Authority Digital Engine Control (FADEC) Engine

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 August 1, 2007 for Centex Aerospace, INC.. System: engine.

What it applies to

Applicant
Centex Aerospace, INC.
Makes
Cirrus
Models
—
Published
August 1, 2007
Effective
July 25, 2007
The FAA's document
On the FAA's site

The FAA's summary their words, unchanged

These special conditions are issued for the Cirrus Design Corporation, Model SR22 airplane as modified by Centex Aerospace, Inc. This airplane as modified by Centex Aerospace, Inc. will have a novel or unusual design feature(s) associated with the installation of a full authority digital engine control (FADEC) engine. 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.