FRC

FRC-
(See REQUEST FULL ROUTE CLEARANCE.)
FREEZE/FROZEN- Terms used in referring to arrivals which have been assigned ACLT's and to the lists in which they are displayed.

FRC is a full route clearance gives everything or a major change to avoid possible confusion
AF clearances are as filed and may have already been written out by the pilot.

See also: Leading, Dynamic, Direct, Advisory, Structure