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United States Department of Transportation United States Department of Transportation

AC 120-55A - Air Carrier Operational Approval and Use of TCAS II (Cancelled)

Document Information

Number
120-55A
Title
Air Carrier Operational Approval and Use of TCAS II
Date cancelled
2001-10-22
Cancelled by
120-55B
Date issued
1993-08-27
Office of Primary Responsibility
AFS-450
Description
Provides an acceptable means, but not the only means, to address Traffic Alert and Collision Avoidance System (TCAS) issues related to installation of TCAS II regarding compliance with 14 CFR Parts 121, 125, and 129 requirements for air carriers.
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