← The journal
Number plates

Number plates explained

A registration can tell you something about a car, but it cannot settle every question about its identity. Start with the format or age guide, then check the rules relevant to a private plate or import. Each article states the limits of what its checker can establish.

Start here

  1. 01Every number plate format Britain has usedGreat Britain has used six main registration formats since 1904. Northern Ireland follows a separate dateless system. Here is how to identify each pattern before trying to read a vehicle age from it.
  2. 02A private plate can hide a car’s age. It cannot move it forwardsYou cannot assign an age-related registration that makes a vehicle appear newer than its first registration. An older identifier is allowed. A dateless registration has no age identifier, so this particular restriction does not apply to it.

More guides

  1. 01A cloned number plate needs an evidence file, not one angry replyIf you receive a fine or charge for a journey your vehicle did not make, preserve the notice, compare the pictured vehicle with your own, secure timestamped location evidence, report suspected cloning to the police and challenge the issuing authority through its stated process before the deadline. DVLA guidance also says to write to DVLA with the police crime reference where available. Keep one chronology and copies of every submission. Do not ignore later notices because the first report does not automatically cancel them.
  2. 02Replacement number plates need identity and entitlement documentsTo have a road number plate made in the UK, use a registered number plate supplier and take original documents that prove your name and address plus your entitlement to the registration. A driving licence can prove name and address. Other accepted address evidence includes a recent utility, Council Tax, rates, bank or building-society document. Entitlement can come from a V5C, green new-keeper slip, V750, V778 or another document on DVLA’s current list.
  3. 03Prefix number plates put the age letter first from A to YA Great Britain prefix registration starts with its age letter, as in A123 ABC. The standard sequence ran from A in August 1983 to Y in August 2001. Most letters originally covered an August to July registration year. From S onward the change became six-monthly, so S, T, V, W, X and Y cover shorter periods. I, O, Q, U and Z are absent from the ordinary age sequence.
  4. 04Read the final letter to date a suffix registrationA Great Britain suffix registration puts its age letter at the end, as in ABC 123A. The standard sequence begins with A for 1963 and ends with Y for August 1982 to July 1983. The changeover moved during 1967, so E covers January to July and F begins the August-to-July rhythm. The code gives an issue period, not a vehicle build date, and a transferred registration must not make a car appear newer than it is.
  5. 05A dateless registration hides the year in the plate, not the vehicle recordA dateless registration has no age identifier in its displayed combination. Familiar examples put letters before numbers or numbers before letters, but appearance alone does not prove entitlement, value or a vehicle’s age. The registration belongs to the official vehicle record, can be assigned only through the current DVLA process, must be displayed legally, and cannot turn a Q-registered vehicle into an ordinary private-plate case.
  6. 06A Q registration means the vehicle’s age or identity is in doubtDVLA issues Q registrations, or QNI in Northern Ireland, where a vehicle’s age or identity is not known. They can appear on kit-built, kit-converted, reconstructed or radically altered vehicles when the evidence does not support a current, original or age-related number. A Q plate is not simply a sign that a car is modified, imported or old. The individual vehicle must follow DVLA identification and approval requirements.
  7. 07UK front plates are white and rear plates are yellow because the rules say soCurrent Great Britain rules require black characters on a reflective white background at the front and a reflective yellow background at the rear. The registration itself is identical on both. The two colours also let an observer distinguish the direction of a vehicle at a glance, but the legal answer is the prescribed position and colour scheme. Eligible older vehicles and motorcycles have separate display rules.
  8. 08The green number-plate flash means zero tailpipe emissionsThe green stripe, officially a green flash, is an optional identifier for a vehicle that cannot produce tailpipe emissions. It sits on the left of the number plate and can be combined with permitted national flags and identifying letters. Battery-electric and qualifying fuel-cell vehicles can use it. Plug-in, mild and self-charging hybrids cannot simply use it because their combustion engine can produce tailpipe emissions.
  9. 09V750 and V778 describe how a registration reached the documentA V750 Certificate of Entitlement is normally issued for a personalised registration bought before it has been assigned to a vehicle. A V778 Retention Document is issued when a registration has been retained after coming off a vehicle. Both can support assignment, renewal or replacement, but the named person, expiry and current DVLA route still need checking.
  10. 10Move the private registration before you move the carA private registration can move directly to another eligible vehicle or be removed and held on retention first. Use DVLA's online services when the vehicles qualify, or form V317 for the postal route. Do not sell or scrap the donor vehicle until DVLA has removed the registration and issued its replacement record.
  11. 11Northern Ireland number plates use a separate dateless systemNorthern Ireland registrations normally use two or three letters containing I or Z followed by up to four numbers, such as AAZ 1234. They do not contain the age code used on current Great Britain plates, so an NI registration cannot tell you when the car was first registered.
  12. 12A 26 plate starts in March 2026, and a 76 plate starts in SeptemberA 26 age identifier is issued to newly registered vehicles from March to August 2026. A 76 identifier is issued from September 2026 to February 2027. Those two digits mark the registration issue period, not the day a vehicle was built.
  13. 13Black and silver plates use a fixed pre-1980 cut-offA vehicle may display traditional black and silver number plates only when it was built before 1 January 1980 and is registered in the historic vehicle tax class. The rolling tax exemption does not move that plate cut-off.
  14. 14Raised number plate characters can be legal. The label proves nothingGOV.UK says number plates may have raised 3D characters. A seller’s 3D or 4D label does not establish compliance: the complete plate still needs fixed, non-reflective characters, correct size and spacing, required markings and the applicable black finish.
  15. 15The UK number plate typeface is a prescribed shapeUK registration plates use the prescribed character style shown in the 2001 display regulations, commonly called Charles Wright. For ordinary post-2001 car plates, the legal result also depends on character size, stroke, spacing and the plate itself.
  16. 16How old is a car from its number plate?A current GB plate dates the registration to a six-month issue period through its two middle numbers. Prefix and suffix plates use a letter instead, while dateless and Northern Irish formats do not display an age in the same way.
  17. 17The UK number plate year chart for every dated formatUse the registration format as well as its age character. The same letter can describe two different years, while a calendar year can cross more than one current-format issue period.
  18. 18The exact legal spacing for UK number platesA current car registration has 11 mm between characters and 33 mm between its two groups. Correct typing is only the start because the physical plate must also meet the prescribed character, material and marking rules.
  19. 19What your number plate actually saysTwo letters for where it was registered, two numbers for when, and three letters that mean absolutely nothing. Here is how to read yours, and a decoder that will do it for you.