The Suffix Registration Format was introduced in 1963 and became the standard system for UK number plates for the next 20 years. Under the suffix system UK, a single letter was added to the end of the registration to indicate the vehicle's year. If you're researching 1963 plates or looking for a clear suffix year guide, this page explains how the format works and why it remains popular with classic car owners. You can also return to Home to explore all available registration types.
The suffix system began in January 1963, starting with the letter A at the end of the registration.
Typical structure
Example
The final letter identifies the year of registration. Each year progressed alphabetically until 1983, when the prefix system replaced it.
The introduction of suffix plates in 1963 marked the first time UK registrations displayed a clear year identifier.
The suffix year guide follows a straightforward alphabetical progression
Because of their era-specific identity, suffix registrations are especially popular among owners of classic and vintage vehicles.
The Suffix Registration Format offers
If you're looking for live availability, browse our Suffix Plates page. For maximum flexibility with no year identifier at all, you may prefer our Dateless Plates category.
Compared to other UK plate systems
Suffix registrations strike a balance between vintage authenticity and structured identification.
If the Suffix Registration Format suits your vehicle or era preference, explore available options today
Classic, structured and unmistakably British — suffix plates remain a respected part of UK motoring history.