AC 90-120

Advisory circular · Operational Use of Airborne Collision Avoidance Systems

Approved
November 20, 2024
Last reviewed
November 21, 2024
Family
AC 90-120 · 1 version
14 CFR parts
91, 121, 125, 129, 135

Guidance, not mandatory unless a rule or AD requires it. DRS record last changed November 22, 2025.

Show pages 64–75

Advisory Circular Feedback Form If you find an error in this AC, have recommendations for improving it, or have suggestions for new items/subjects to be added, you may let us know by contacting the Flight Technologies and Procedures Division at 9-AWA-AFS400-Coord@faa.gov or the Flight Standards Directives Management Officer at 9-AWA-AFB-120-Directives@faa.gov.

Subject: AC 90-120, Operational Use of Airborne Collision Avoidance Systems Date: _____________________ Please check all appropriate line items:

An erro r (proc edur al or typographical) has been noted in paragraph ____________ on page _______.

Recommend paragraph _____________ on page __________ be changed as follows:

______________________________________________________________________ ______________________________________________________________________ In a future change to this AC, please cover the following subject:

(Briefly describe what you want added.)

______________________________________________________________________ ______________________________________________________________________ Other comments:

______________________________________________________________________ ______________________________________________________________________ I would like to discuss the above. Please contact me.

Submitted by: Date: ______________________