Compulsory reporting points

COMPULSORY REPORTING POINTS- Reporting points which must be reported to ATC. They are designated on aeronautical charts by solid triangles or filed in a flight plan as fixes selected to define direct routes.

Most waypoints are classified as compulsory reporting points, i.e. the pilot (or the onboard flight management system) reports the aircraft position to air traffic control as the aircraft passes a waypoint. There are two main types of waypoints: ...

Failure to report the FAF, especially when the tower has required it, is cause
for an FAA hearing.
Position at compulsory reporting points
Over 3 minute error in ETA
Procedure turn inbound
Final approach fix
Missed approach ...

See also: Reporting point, Report, Weather, Expect, Air traffic