The following is a summary the FAA regulations related to registration numbers on aircraft:
(Read the actual excerpt from 14 CFR 45 by clicking here)
(Read the actual excerpt from 14 CFR 45 by clicking here)
REGISTRATION MARKING SIZE
Aircraft Type
Minimum Registration Size
PRODUCTION AIRCRAFT
Aircraft Less Than 30 Years Old
12″
Aircraft 30 Years Old or Older
2″
EXPERIMENTAL AIRCRAFT
Up to 180 Kts C.A.S.
3″
Faster than 180 Kts C.A.S.
12″
REGISTRATION MARKING PLACEMENT
Aircraft/Marking Type
Minimum Registration Size
Production or Experimental Aircraft
– 12″ or 2″ Markings
– 12″ or 2″ Markings
Horizontally on the:
- Tail;
- Fuselage between the trailing edge of the Wing and the leading edge of the Horizontal Stabilizer; or
- Jet Engine Nacelles
Rotorcraft 12″ Markings
Horizontally on the:
- Fuselage;
- Cabin;
- Tail; or
- Boom
Experimental 3″ Markings
Horizontally on the:
- Tail; or
- Fuselage between the trailing edge of the Wing and the leading edge of the Horizontal Stabilizer.
- Tail
Additional Note
Aircraft built between 11/1/81 and 1/1/83 may retain 2″ high markings until they are repainted, at which time they have to comply with the above regulations.
Need Help Changing Your N#?
For a small fee, Aerospace Reports will assist you with the paperwork process to change your aircraft N#.
Contact:
Chris Stanford at Aerospace Reports
800-765-2336
[email protected]
www.aerospacereports.com