banner

Revised Registration marks at 1 January 1929

Following the decision of the International Radio Telegraph Convention signed in Washington on 25 November 1927
Effective from 1 January 1929 (Resolution 436 of ICAN/CINA)

United States of AmericaK, N or W
British EmpireG or M
FranceF
ItalyI
JapanJ
ChileCA to CE
CanadaCF to CK
MoroccoCN
Portuguese ColoniesCR
PortugalCS to CU
RoumaniaCV
UruguayCX
IrelandEI
HaitiHH
SiamHS
BulgariaLZ
CzechoslovakiaOK
BelgiumON to OT
DenmarkOU to OZ
PersiaRV
SwedenSA to SM
PolandSP to SR
GreeceSV, SX, SY or SZ
IcelandTF
Saar TerritoryTS
Kingdom of Serbs, Croats and SlovenesUN
CanadaVA to VG
AustraliaVH to VM
NewfoundlandVO
British Colonies & ProtectoratesVP to VS
AfghanistanYA
New HebridesYH
Free City of DanzigYM
SalvadorYS
New ZealandZK to ZM
South AfricaZS to ZU

The nationality and registration marks borne by aircraft shall be constituted by a group of five letters.
The nationality of the aircraft shall be indicated by the first letter or the first two letters of such group.
A hyphen of a length equal to the width of one of the letters shall be placed immediately after the nationality letter or letters.