Indeterminately

ISO 3166-1 Alpha-3 - Current Codes - Reserved Code Elements - Indeterminate Reservations
... Indeterminately reserved code elements are codes used to designate road vehicles under the 1949 and 1968 United Nations Conventions on Road Traffic but differing from those contained in ISO 3166-1 ... The following alpha-3 codes are currently indeterminately reserved ADN Aden BDS Barbados BRU Brunei CDN Canada EAK Kenya EAT Tanganyika EAU Uganda EAZ Zanzibar GBA ...

ISO 3166-1 Alpha-2 - Current Codes - Reserved Code Elements - Indeterminate Reservations
... Indeterminately reserved code elements are codes used to designate road vehicles under the 1949 and 1968 United Nations Conventions on Road Traffic but differing from those contained in ISO 3166-1 ... The following alpha-2 codes are currently indeterminately reserved Code Area name or country name Notes DY Benin EW Estonia FL Liechtenstein JA Jamaica LF Libya Fezzan PI Philippines RA ...