AUTOMATIC DEPENDENT SURVEILLANCE-CONTRACT (ADS-C)
Pilot/Controller Glossary with JO 7110.65BB, Change 3, effective July 9, 2026 · Official text on faa.gov
A data link position reporting system, controlled by a ground station, that establishes contracts with an aircraft's avionics that occur automatically whenever specific events occur, or specific time intervals are reached.
Also called ADS-C.