Personalised number plates: the legal rules every UK driver should know
A private plate is a fun way to make your car your own, but it still has to follow the law. Here is what you can and can't do in plain English.
What a standard UK plate looks like
Since 2001, most UK number plates follow the same pattern: two letters for the region, two numbers that show when the car was registered, and three random letters at the end. A personalised (or 'private') plate simply lets you choose a combination you like — often your initials, a name, or a date — instead of a random one.
The legal display rules
A personalised plate must still meet the same legal standards as any other plate. It has to be made from reflective material, with no background pattern behind the characters. The front plate must show black characters on a white background, and the rear plate must show black characters on a yellow background. The characters must use the official font and the standard size and spacing.
This last point catches a lot of people out. You are not allowed to change the spacing between the letters and numbers, add screws or stickers, or do anything else to make the plate spell a word or name it was not meant to. If your plate breaks these rules, you can be fined up to £1,000 and your car will fail its MOT.
How to buy one
You can buy a personalised plate directly from the DVLA online, or from a licensed private seller. The DVLA website lets you search for the combination you want and shows you the price and whether it is available. Prices start at a few hundred pounds but can reach many thousands for short or popular combinations.
Plates must be made and fitted by a registered supplier, which you can find through the government's online database. You will need to show proof of who you are and the vehicle's registration document (the V5C) before a supplier will make your plate.
What you can't put on a plate
You cannot make up your own format or invent a plate that does not exist. You also cannot use a plate to make your car look newer than it is. The DVLA holds back any combination that could be seen as rude or offensive, so some letter and number patterns will never be sold.
Transferring and keeping a plate
As the registered keeper, you can move your plate from one vehicle to another. This is useful if you change cars and want to keep your plate. But be careful: if you sell your car without taking the plate off first, the plate goes with the car and you lose it. If you are not ready to put the plate on a new vehicle straight away, you can keep (retain) the right to it so it is not lost.
Telling your insurer
Some insurers treat a personalised plate as a modification and some do not, so it is worth checking your policy. Either way, once the new plate is fitted and your V5C is updated, you must update the registration on your insurance so it matches your car. If the plate on the road does not match your policy, you could have problems if you ever need to make a claim.
Rules for other vehicles
Motorcycles and tricycles only need a plate at the rear, and the characters are usually shown on two lines. A trailer must display the same registration as the vehicle towing it, fixed to the back of the trailer. Bicycles do not need a number plate at all.
Protecting your plate from theft
Number plates are often stolen and used for crimes such as fuel theft, cloning, and avoiding speeding fines. To lower the risk, park in well-lit areas, use secure number plate screws or theft-resistant plates that are hard to remove, and store the car off the street where you can. If your plates are stolen, report it to the police straight away so the registration can be flagged.