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20-151B - Airworthiness Approval of Traffic Alert and Collision Avoidance Systems (TCAS II), Versions 7.0 & 7.1 and Associated Mode S Transponders

Date Issued
March 18, 2014
Responsible Office
AIR-130,  Aviation Safety - Aircraft Certification Service, Aircraft Engineering Division
Description

This advisory circular (AC) provides applicants with guidance for obtaining an airworthiness approval for traffic alert collision avoidance systems II (TCAS II). It also provides guidance for certification of a stand-alone Mode S transponder system. This AC includes the TCAS II versions 7.0 and 7.1 (TSO-C119b and TSO-C119c respectively) along with the latest iteration, which is version 7.1, containing hybrid surveillance functionality as defined by TSO-C119d.