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Number Plates, Personalised Registrations & Vehicle Identity

How do I retain a private registration before selling a car in Northern Ireland?

Take the private registration off the vehicle and put it on retention before you sell or dispose of the car; wait until DVLA issues the retention entitlement and replacement V5C.

DVLA’s retention process normally reassigns the vehicle’s original registration and issues a V778 proving your right to the private number. The current retention transfer fee applies.

The crucial timing rule is to complete retention before the vehicle is sold, scrapped or transferred. DVLA warns that disposing of the vehicle before you have the new V5C and retention entitlement can cause you to lose the right to the private mark.

Once the replacement registration is active, fit the correct plates and notify the insurer before the vehicle is driven or handed over.

For NI motorists it helps to separate the registration number from the physical number plate. DVLA controls the legal registration entitlement and transfers; DfI/DVA applies NI vehicle-test standards to the plate that is actually fitted. Owning a V750 or V778 does not let you display the mark until it has been assigned, while a correctly assigned mark can still be illegal if the acrylic plate is wrongly spaced, obscured or made to the wrong specification. For an NI application, the key result is that take the private registration off the vehicle and put it on retention before you sell or dispose of the car; wait until DVLA issues the retention entitlement and replacement V5C. The safest NI approach is to verify the current DVA, DfI, PSNI, DVLA or HMRC record that governs the point before acting.

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Information checked: 26 September 2026
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