FAA Proposes a Revision to Advisory Circular 20-172 Airworthiness Approval for ADS-B In Systems and Applications

SUMMARY:
This advisory circular addresses initial and follow-on installations of Automatic Dependent Surveillance-Broadcast In systems that comply with TSO-C195a, Avionics Supporting Automatic Dependent Surveillance-Broadcast Aircraft Surveillance Applications (draft AC 20-172A). 

MAJOR HIGHLIGHTS:
This AC provides guidance for the initial and follow-on installations of ADS-B In systems supporting ground and airborne traffic applications. These applications are defined in TSO-C195a, Avionics Supporting Automatic Dependent Surveillance-Broadcast Aircraft Surveillance Applications. The applications discussed in this AC are designed to support basic situational awareness, as well as the In-Trail procedure. As more advanced applications mature, this AC will be updated to reflect those added to TSO-C195a.

Comments are due no later than March 12, 2012. 

FOR MORE INFORMATION:
Contact Ric Peri, vice president of government & industry affairs for AEA, by email at ricp@aea.net or by phone at 202-589-1144.

Regulatory - Europe