Skip to page content

USA Banner

Official US Government Icon

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure Site Icon

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

United States Department of Transportation United States Department of Transportation

AC 20-172B - Airworthiness Approval for ADS-B In Systems and Applications

Document Information

Number
20-172B
Title
Airworthiness Approval for ADS-B In Systems and Applications
Status
Active
Date issued
2015-05-20
Office of Primary Responsibility
AIR-130, Aviation Safety - Aircraft Certification Service, Aircraft Engineering Division
Description

This advisory circular (AC) provides guidance for the initial and follow-on installations of Automatic Dependent Surveillance – Broadcast (ADS-B) In systems supporting ground and airborne traffic applications. These applications are defined in TSO-C195b, Avionics Supporting Automatic Dependent Surveillance – Broadcast (ADS-B) Aircraft Surveillance Applications (ASA).

Content