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AIM

4/20/23

Appendix 4

18

FAA Form 7233

 International Flight Plan

non

ICAO airport identifiers in Item 13 or Item 16, use the following ICAO procedure. Enter four Z’s (ZZZZ)

in Item 13 and include the non

ICAO airport location identifier, fix, or waypoint location in Item 18 DEP/. A

text description following the location identifier is permissible in Item 18 DEP/.

NOTE

Use of non

ICAO identifiers in Item 13 and Item 16 is only permissible when flight destination is within U.S.

airspace. If the destination is outside of the U.S., then both Item 13 and Item 16 must contain either a valid ICAO air-
port identifier or ZZZZ. Use of non

ICAO departure point is not permitted in Item 13 if destination in Item 16 is

outside of U.S.

EXAMPLE

DEP/MD21
DEP/W29 BAY BRIDGE AIRPORT
DEP/EMI211017
DEP/3925N07722W

2.

 

Departure Time (Item 13)

Indicate the expected departure time using 4 digits, 2 digits for hours and 2 digits for minutes. Time is to be
entered as Coordinated Universal Time (UTC).

3. Requested Cruising Speed (Item 15)

(a) 

Include the requested cruising speed as True Airspeed in knots using an N followed by four digits.

EXAMPLE

N0450

(b)

 Indicate the requested cruising speed in Mach using an M followed by three digits.

EXAMPLE

M081

4.

 

Requested Cruising Altitude or Flight Level (Item 15)

(a) 

Indicate a Requested Flight Level using the letter F followed by 3 digits.

EXAMPLE

F350

(b) 

Indicate a Requested Altitude in hundreds of feet using the letter A followed by 3 digits.

EXAMPLE

A080

5.

 

Route (Item 15)

Provide the requested route of flight using a combination of published routes, latitude/longitude, and/or fixes
in the following formats.

(a) 

Consecutive fixes, lat/long points, NAVAIDs, and waypoints should be separated by the characters

“DCT”, meaning direct.

EXAMPLE

FLACK DCT IRW DCT IRW12503
4020N07205W DCT MONEY

(b)

 A published route should be preceded by a fix that is published on the route, indicating where the route

will be joined. The published route should be followed by a fix that is published as part of the route, indicating
where the route will be exited.

EXAMPLE

DALL3 EIC V18 MEI LGC4

(c)

 It is acceptable to specify intended speed and altitude changes along the route by appending an oblique

stroke followed by the next speed and altitude. However, note that FAA ATC systems will neither process this
information nor display it to ATC personnel. Pilots are expected to maintain the last assigned altitude and request
revised altitude clearances from ATC.