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TRAFFIC ALERT AND COLLISION AVOIDANCE SYSTEM (TCAS)

Pilot/Controller Glossary with JO 7110.65BB, Change 3, effective July 9, 2026 · Official text on faa.gov

An airborne collision avoidance system based on radar beacon signals which operates independent of ground‐based equipment. TCAS‐I generates traffic advisories only. TCAS‐II generates traffic advisories, and resolution (collision avoidance) advisories in the vertical plane.

Also called TCAS.

In the 7110.65

Used in 4 paragraphs of JO 7110.65BB.

  1. 1-2-6Abbreviations
  2. 2-1-28TCAS Resolution Advisories
  3. 2-3-10Control Symbology
  4. 13-1-8Recording of Control Data