Most people researching a Japanese import give up somewhere around the third conflicting figure they read. The confusion is understandable, because the charges are not a single "import tax". They are four distinct things, and the reason totals vary so wildly between one car and the next is that two of them depend on the specific vehicle rather than on what you paid for it.
Here is the sequence, in the order the money actually leaves your account.
1. Customs duty — 10%, at the point of import
Japan is outside the EU, so a car arriving from a Japanese auction attracts customs duty at 10%. It is charged on the CIF value: the cost of the car plus the freight plus insurance to get it here. Not the auction hammer price on its own.
This one matters more than its headline suggests, because the next charge is calculated on a total that already includes it. Duty is taxed by VAT.
When duty is 0%, and when it is not
The EU–Japan Economic Partnership Agreement phased the 10% car tariff out over eight years from February 2019, reaching 0% on 1 February 2026. That headline is real, but it comes with two conditions, and both have to hold.
First, the car has to originate in Japan. This is about where the vehicle was built, not where it was bought. A Toyota, Honda, Nissan, Mazda or Subaru built in Japan qualifies. An Audi, BMW, Mercedes or Volkswagen bought at a Japanese auction does not — it was made in Europe, sold into the Japanese market, and is not Japanese-origin goods. European-badged cars coming out of Japan are common and often excellent buys, but they attract the standard 10%.
Second, valid proof of origin has to be supplied. The preferential rate is never automatic. It has to be claimed at the point of clearance and supported by evidence — normally a statement on origin from the exporter, or the importer's own documented knowledge of origin. If it is not there when the declaration is filed, customs applies the standard 10% by default.
What this means in cash. On the example below, a Japanese-built car with a valid origin certificate pays no duty and no VAT on that duty — a saving of about €1,020 against the same car cleared without it. The same car, same shipping, same auction price. The difference is entirely paperwork.
So the question to ask any importer quoting you a landed price is simply: is this car Japanese-built, and who is providing the origin evidence? If the answer is vague and the certificate does not materialise at clearance, the shortfall lands on the buyer.
2. VAT — 23%, on the value plus the duty
Irish VAT applies at the standard 23% rate, and its base is the CIF value plus the customs duty just added. This is where people's estimates usually go wrong: they apply 23% to the purchase price and end up several hundred euro short.
Age and mileage make no difference here. Import VAT applies to every vehicle arriving from outside the EU, however old it is and whatever the odometer reads. The six-month and 6,000 km test people sometimes quote is the rule for deciding whether a vehicle moving between EU member states counts as new. It has no bearing on a car shipped from Japan.
3. VRT — a percentage of Revenue's valuation, not your invoice
Vehicle Registration Tax is paid at an NCTS centre before the car receives Irish plates, and it is the charge that most changes the answer. Two things determine it:
- The Open Market Selling Price (OMSP) — Revenue's own estimate of what the car would sell for on the Irish second-hand market. It is not what you paid in Japan, and a good auction result does not reduce it.
- CO2 emissions — which set the percentage applied to that OMSP. For Category A passenger cars the scale runs across twenty bands, from 7% at the cleanest end to 41% at the dirtiest.
That spread is the single biggest swing factor in any import calculation. The same €14,000 valuation attracts under €1,000 of VRT on one car and close to €5,750 on another, purely on emissions.
If you believe Revenue's OMSP is too high, it can be appealed, usually with a professional valuation report. A successful appeal lowers the base and therefore the bill.
4. The NOx levy — the diesel trap
On top of VRT sits a levy on nitrogen oxide emissions, charged per milligram per kilometre in stepped rates of €5, €15 and €25 as the figure climbs. It is capped at €600 for petrol vehicles and €4,850 for diesels.
That cap difference is why the Irish import market has moved so decisively towards petrol and hybrid Japanese stock. A middling older diesel can pick up a four-figure NOx charge before anything else is counted. Battery electric vehicles pay nothing.
Electric relief. Battery electric vehicles qualify for VRT relief of up to €5,000 where Revenue's OMSP is €40,000 or less, tapering to zero as the valuation approaches €50,000. Budget 2026 extended this to 31 December 2026.
A worked example
A hybrid hatchback bought at auction, shipped by roll-on roll-off, and registered in Ireland. Figures are rounded and the VRT rate is illustrative — the exact band comes from the car's own CO2 figure.
| Stage | Based on | Amount |
|---|---|---|
| Car at auction, incl. Japanese fees | Hammer price + export costs | €7,000 |
| Shipping and marine insurance | RoRo, Japan to Ireland | €1,300 |
| Customs duty at 10% | CIF value of €8,300 — €0 with a valid origin certificate | €830 |
| VAT at 23% | €8,300 + €830 duty | €2,100 |
| VRT | OMSP €14,000 × band rate | €1,470 |
| NOx levy | ~20 mg/km at €5/mg | €100 |
| Total landed and registered | Before plates and NCT | €12,800 |
| Same car, origin certificate supplied | No duty, and no VAT on the duty | €11,780 |
The comparable car on an Irish forecourt sits meaningfully higher, which is the entire economic case for importing. But notice how little of the saving comes from the auction price itself: it is the tax profile of a low-emission Japanese hybrid that does the work.
One moving part worth watching: the shipping figure above is not a constant. Freight sits inside the customs value, so when rates move, duty and VAT move with them — covered in how shipping disruption feeds into your import bill.
Working it out for your own car
The sequence above is the same for every import, but the two numbers that move the total most — Revenue's valuation and the car's emissions figures — belong to the individual vehicle. Rather than doing it by hand, our sourcing estimator runs the whole calculation for you.
You give it the make, model, year and fuel type, the CO2 and NOx figures, the purchase price and the Irish value, and whether the car was built in Japan. It returns the landed and registered cost with duty, VAT, VRT and the NOx levy applied in the correct order — including VAT charged on the duty, which is the step hand calculations almost always miss — and it carries on into annual motor tax and the NCT, so you are looking at what the car costs to own rather than only what it costs to land.
For an ordinary Japanese petrol or hybrid with published emissions figures, it will get you close enough to budget against.
Where it needs a person instead
An estimator is only ever as good as the figures going into it, and some cars do not supply them cleanly. These are the ones worth sending to us rather than trusting to a form:
- Cars with no Irish comparables. OMSP is Revenue's view of what the car would fetch here. For a model that barely exists in Ireland — a low-volume JDM variant, an unusual trim, a performance car nobody imported officially — there is very little to base that on, and the estimate carries a wide margin either side.
- Missing emissions data. Japanese domestic cars are not issued with a European Certificate of Conformity, so the CO2 and NOx figures have to be sourced from Japanese records. Guess them and the output is a guess. Arrive at the NCTS centre without a NOx figure and Revenue applies the maximum for the fuel type.
- Anything where the category is not obvious. Crew cabs, commercials and some van-derived models are assessed on a different basis altogether, which changes the structure of the VRT calculation rather than just the rate inside it.
- Modified cars, or cars imported twice, where the specification on record does not match the vehicle in front of you.
On any of those, send us the car and we will work it through manually against the actual records. It costs you nothing, and it is a great deal cheaper than discovering the gap at the registration appointment.
The deadlines nobody mentions until it's too late
Two clocks start the moment the car lands in the State:
- 7 days to book your NCTS appointment.
- 30 days to complete registration.
Miss them and you are exposed to penalties, and in the worst case Revenue can seize the vehicle. If the car is sitting at a port while you organise paperwork, the clock is already running.
What changes when a dealer imports it for you
Everything above describes a private import, where you carry the currency risk, the auction risk, the customs declaration, the NCTS appointment and the possibility that Revenue's valuation lands higher than you budgeted for.
When you buy an import from an Irish dealer, those charges have already been settled before the car is offered to you. The price you are quoted is the price — no duty to calculate, no VAT to declare, no VRT appointment to attend. What you give up is the theoretical best case of doing it yourself; what you get back is a fixed number and an Irish-registered car with recourse if something is wrong with it.
There is a middle path, and it is the one most of our customers take: buy the car from us while it is still in transit from Japan, at a discount that reflects the wait, with all of the above handled on this side. That is covered in Early Reserve & Save explained.
Check every figure against the source. Rates, bands and reliefs change with each Budget. Revenue's VRT enquiry system is the only authority on what a specific car will cost, and the figures above are current as of 2026.
Common questions
Is customs duty on Japanese cars 0% now?
It can be. Two conditions must both hold: the car has to be built in Japan, and a valid origin certificate has to be supplied at clearance. A Japanese-built Toyota with the paperwork pays nothing. A Japanese-market Audi or BMW was built in Europe and pays the standard 10% regardless. Without the certificate, so does everything else.
Does a cheap auction price in Japan reduce my VRT?
No. VRT is charged on the Open Market Selling Price — Revenue's valuation of the car in Ireland. What you paid at auction does not enter the calculation. A bargain abroad saves you money on the purchase, not on the tax.
Does import VAT apply to an older, higher-mileage car from Japan?
Yes. Import VAT at 23% applies to every vehicle arriving from outside the EU, regardless of its age or mileage. The six-month and 6,000km test that people sometimes cite is the rule for deciding whether a vehicle moving between EU member states counts as new, and it has no bearing on a car shipped from Japan.
How long do I have to register an imported car in Ireland?
Book an NCTS appointment within 7 days of arrival, and complete registration within 30 days. Missing those deadlines can result in penalties or seizure.
Why do hybrids cost so much less to import than diesels?
Two effects stack. VRT is a percentage set by CO2, so a low-emission hybrid sits in a much cheaper band. And the NOx levy is capped far higher for diesel than petrol, so an older diesel can add thousands on its own.
If I buy from an Irish dealer who imported the car, do I pay VRT again?
No. Duty, VAT and VRT are settled once, before the car gets Irish plates. Buying an already-registered import means nothing further is owed to Revenue.
How long does shipping from Japan to Ireland take?
Roughly six to ten weeks on a roll-on roll-off service, depending on sailings and transhipment. That window is exactly why a car can be bought before it lands.
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