fss 302.2 - atc clearance abbreviations and symbols

abeam

ABM

above

ABV

at

@

at or above (not below)

↑

at or below (not above)

↓

base leg

BL

before proceeding on course

BPOC

below

BLO

cancel

CNL

cancel IFR

∤

centre stored

CS

centre stored route

CSR

clear of (control) zone

CCZ

clearance, cleared to

CX

clearance cancelled if not airborne before (time/event)

CC (time/event)

cleared to the airport for an approach (type of approach not specified)

A

cleared to an airport (as a geographical location)

F

cleared to the airport, ILS runway 12 approach

AI12

cleared to the airport, straight-in ILS runway 30 approach

ASI30

cleared to the airport, visual approach

AV

cleared to the airport, VOR approach

AO

cleared to the airport, RNAV approach

AR

cleared to (name) VOR (as a clearance limit)

O (ident)

cleared out of controlled airspace

B

climb

↗

climb from 6,000 to 8,000

60 ↗ 80

climb not above

CNA

climb runway heading

↗ RH

climb on course

COC

climb to and maintain

CTAM

close flight plan

CFP

close flight itinerary

CFI

contact

CTC

control tower

TWR

control zone

CZ

cross (fix) at 11,000 feet

X(fix)110

cross (fix) at 15,000 feet or above

X(fix)150↥

cross (fix) at 15,000 feet or below

X(fix)150↧

depart runway

DR

descend

↘

descent to and maintain

DTAM

direct

→

do not climb above

DNCA

do not depart until (time/event)

DNDU (time/event)

down and clear

D/C

expect approach clearance at (time)

EAC (time)

expect approach clearance not later than (time)

EACNL (time)

expect further clearance at (time)

EFC (time)

expect higher (reason)

EH (reason)

expect higher after takeoff

EHATO

expect higher en route

EHR

flight plan route

FPR

heading

HDG

in control airspace

ICA

intercept

⊣

intersection

INT

in the event of a missed approach

EMA

maintain (followed by altitude)

M(altitude)

not above

NA

not before

NBFR

on course

OC

present position

PP

proceed on course

POC

radial

RDL

report established

RE

report leaving

RL

report level

RLVL

report passing

RP

report reaching

RR

report down

RD

request or requested

RQ

runway heading

RH

squawk

#(transponder code)

straight-in

SI

turn left

TL

turn right

TR

unable

UNA

until

TIL

until further advised

UFA

until further notice

UFN

VFR Departure Approved

VDA

while in controlled airspace

WICA