TRAJECTORY ALTERING CLEARANCE (TAC)
Pilot/Controller Glossary with JO 7110.65BB, Change 3, effective July 9, 2026 · Official text on faa.gov
A clearance that alters altitude, speed, heading, or route.
Pilot/Controller Glossary with JO 7110.65BB, Change 3, effective July 9, 2026 · Official text on faa.gov
A clearance that alters altitude, speed, heading, or route.