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Advisory Circulars (ACs)

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Advisory Circulars (ACs) search results
Number Title Status Office Date
20-141B Airworthiness and Operational Approval of Digital Flight Data Recorder Systems with Change 1

This advisory circular (AC) contains changes to Appendix 3. This AC provides information on certification (design and installation) and continued airworthiness of digital flight data recorder systems (DFDRS).

Active AIR-626 2010-08-17
20-178 Flammability Testing of Aircraft Cabin Interior Panels After Alterations

This AC applies to materials for self-extinguishing flammability only. This AC does not apply to materials that must meet heat release or smoke emissions,standards established by Title 14 of the Code of Federal Regulations (14 CFR) part 25, Amendment 25-61, and 14 CFR part 121, Amendment 121-289.

Active AIR-100 2012-06-04