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20-173 - Installation of Electronic Flight Bag Components

Date Issued
September 27, 2011
Responsible Office
AIR-130,  Aviation Safety - Aircraft Certification Service, Aircraft Engineering Division

This advisory circular (AC) provides guidance material on the installation of electronic flight bag (EFB) components including aircraft connectivity provisions.  In it, the Federal Aviation Administration (FAA) describes certification considerations for individual EFB components and for installing EFB aircraft connectivity provisions by addressing the principal elements, or “components,” which comprise a typical EFB device or system. 

This AC describes an acceptable means, but not the only means, to comply with Title 14 of the Code of Federal Regulations (14 CFR) part 23, 25, 27, or 29.  This AC is not mandatory and does not constitute a regulation.  However, if you use the means described in this AC, you must follow it entirely.  The term “must” is used to indicate mandatory requirements when following the guidance in this AC.  The terms “should” and “recommend” are used when following the guidance is recommended but not required to comply with this AC.