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Advisory Circulars (ACs)

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Advisory Circulars (ACs) search results
Number Title Status Office Date
20-138D Airworthiness Approval of Positioning and Navigation Systems (Including Change 2)

This revision adds minor clarifications and new guidance material based on issues and questions since revision ‘C’ was published.

Active AIR-130 2014-03-28
20-140C Guidelines for Design Approval of Aircraft Data Link Communication Systems Supporting Air Traffic Services (ATS)

Appendix B of this AC contains a list of applicable acronyms. 1.2 This AC describes an acceptable means, but not the only means, for you to gain airworthiness approval for aircraft data link system equipment.

Active AIR-130 2016-09-28