Buyer notification
A buyer notification is your transaction, filed by you, in your own name. You need the vehicle's plate number, the date you took the vehicle on, and your own details — not the seller's signature, consent or paperwork. Filing it makes you the registered person from that date, which means the licensing correspondence, road user charges and infringement notices attach to you. It does not prove you own the vehicle and it does not check whether money is owing on it.
This is your half of the transfer and nobody else can do it for you. Not the seller, not the dealer's mate, not the person who said they would "sort the paperwork". Until you file it, NZTA has no idea you exist in relation to that vehicle.
File it on the day you take the vehicle, ideally before the seller drives off in whatever they arrived in.
Open NZTA's buyer notification
What you need
The vehicle's plate number, read off the vehicle rather than from the listing. The date you acquired it. Your own name, address and contact details, and identity verification of the kind any government transaction asks for.
That is the shape of it. What is not on that list is anything from the seller — no signature, no shared form, no counter-signed document, no proof of purchase. People spend weeks chasing a seller for paperwork that the transaction never asks for.
A seller who has stopped answering their phone cannot stop you notifying. Their disappearance is a problem for other reasons — you may want them later for a warranty dispute or an infringement — but it is not an obstacle to putting your name on the record.
You can file online or through an agent that handles vehicle transactions. Online is captured as you complete it. A paper form handed over a counter has to be processed after you leave, which is worth knowing if you are watching the record for a change.
Use the real date
The date you enter is not administrative trivia. It is the line that decides which of you answers for what.
Infringement notices, toll notices and road user charges attach to whoever was the registered person when they were incurred. If you bought the car in March and file in August with today's date, you have just declined responsibility for five months that were yours — or, more commonly, you have left the seller carrying five months that were not theirs, and they will come looking. Either way, someone is dealing with correspondence that a correct date would have avoided.
Both notifications should state the same date. Agree it out loud at handover.
What notifying does not do
This is the part worth reading twice, because the sequence feels conclusive. You pay, you notify, you get a confirmation, it looks finished. Three things remain untouched.
It does not clear finance. A lender's security interest sits on the Personal Property Securities Register, run by the Companies Office, and NZTA neither sees it nor checks it when your notification goes through. A vehicle with a clean, current registered person record can still be repossessed from you — money owing on a car explains why and how to search before you pay, and why to search anyway if you have already paid.
It does not prove ownership. Being the registered person is an accountability record, not a title, as set out in registered person is not the legal owner. Keep the receipt, the bank transfer and the photos.
It also does not make the vehicle legal to drive. Rego and WoF are separate obligations that do not pause for a change of registered person, there is no grace period for either, and the fine for driving with an expired rego or WoF is $200.
Do these in the same sitting
Now that the vehicle is yours on paper, find out what you have actually bought.
Check the rego — when the current licence expires and whether it has lapsed — using check a rego. Check the WoF status and expiry through check a WoF; a WoF is a snapshot of a safety standard on the day it was issued, not a statement about the vehicle's general condition. Then run the wider lookups covered in vehicle checks, which is also where you compare the odometer history against the number on the dash. A reading that goes backwards, or that barely moves across years of ownership, is the pattern described in odometer fraud, and it is much easier to raise with a seller in the first week than in the second month.
Confirm the record moved
A few days later, check rather than assume. The registered person check confirms whether the details you hold match what NZTA has, which is enough to tell you whether the notification landed.
If it has not, work through the change is not showing before you start ringing anyone. Most cases come down to a mismatched detail, a rejected transaction, or checking the wrong thing.
If you are reading this before you have bought, everything that protects your money happens earlier than this page: the full sequence is in buying a vehicle.
Frequently asked questions
How do I notify NZTA that I bought a car?
Do I need the seller to do anything before I can notify?
What date do I put on the buyer notification?
What if I do not know the plate number?
Does notifying mean the car is legally mine?
Sources and verification
- NZ Transport Agency Waka Kotahi. Buying and selling a vehicle — vehicle ownership, checked 2026-08-12.
- NZ Transport Agency Waka Kotahi. Vehicle licensing (rego), checked 2026-08-12.
- NZ Transport Agency Waka Kotahi. Warrant of Fitness, checked 2026-08-12.
- New Zealand Government. Keeping a vehicle on the road, checked 2026-08-12.
- New Zealand Police. Grace periods and infringement fees for expired rego or WoF, checked 2026-08-12.
Checked against the sources above. If something has changed, tell us.