VRT Ireland Calculator | Estimate Your Vehicle Registration Tax


VRT Ireland Calculator

Estimate the Vehicle Registration Tax (VRT) for cars imported into Ireland. This tool provides a detailed breakdown based on the latest CO2 and NOx regulations. Fill in your vehicle’s details below to get an accurate VRT estimate.


The price of the vehicle if sold new in Ireland.


WLTP value found on the vehicle’s Certificate of Conformity.


Required for cars registered after 31 Dec 2019.


NOx levy cap depends on the fuel type.


Number of full months since first registration.


Total Estimated VRT Payable
€0.00

Current OMSP (After Depreciation)
€0.00

CO2 VRT Charge
€0.00

NOx Levy
€0.00

Applicable VRT Rate (CO2)
0%

Formula: Total VRT = (Current OMSP * CO2 Rate) + NOx Levy

VRT Breakdown & Rates

Chart showing the proportion of CO2 Charge vs. NOx Levy in the total VRT.
VRT Rates based on CO2 Emissions (WLTP)
CO2 Emissions (g/km) VRT Rate
0 – 50 7.00%
51 – 80 9.00%
81 – 85 9.75%
86 – 90 10.50%
91 – 95 11.25%
96 – 100 12.00%
101 – 105 12.75%
106 – 110 13.50%
111 – 115 15.25%
116 – 120 16.00%
121 – 125 16.75%
126 – 130 17.50%
131 – 135 19.25%
136 – 140 20.00%
141 – 145 21.50%
146 – 150 25.00%
151 – 155 27.50%
156 – 170 30.00%
171 – 190 35.00%
191+ 41.00%

What is the VRT Ireland Calculator?

A vrt ireland calculator is an essential online tool for anyone considering importing a vehicle into Ireland. Vehicle Registration Tax (VRT) is a significant, one-off tax levied on motor vehicles upon their first registration in the State. The calculation is complex, depending on a combination of the vehicle’s value, CO2 emissions, and NOx emissions. This calculator simplifies the process, providing a reliable estimate of the total tax liability. It’s designed for private individuals importing a car for personal use, as well as for motor dealers managing stock. A common misconception is that VRT is a type of annual road tax; in reality, it’s a registration tax paid only once, whereas motor tax is a separate, recurring charge.

VRT Ireland Calculator Formula and Mathematical Explanation

The total VRT payable is a sum of two main components: a charge based on Carbon Dioxide (CO2) emissions and a levy based on Nitrogen Oxides (NOx) emissions. The process is as follows:

  1. Determine Current OMSP: The Open Market Selling Price (OMSP) is first adjusted for depreciation based on the vehicle’s age.
  2. Calculate CO2 Charge: A percentage rate, determined by the vehicle’s CO2 emissions band, is applied to the depreciated OMSP.
  3. Calculate NOx Levy: A tiered charge is applied based on the vehicle’s NOx emissions in milligrams per kilometer (mg/km).
  4. Sum the Charges: The final VRT is the sum of the CO2 charge and the NOx levy. (Total VRT = CO2 Charge + NOx Levy).
VRT Calculation Variables
Variable Meaning Unit Typical Range
OMSP Open Market Selling Price Euros (€) €5,000 – €100,000+
Depreciation Reduction in value due to age Percentage (%) 0% – 90%
CO2 Carbon Dioxide Emissions g/km 0 – 250+
NOx Nitrogen Oxides Emissions mg/km 0 – 150+

Practical Examples (Real-World Use Cases)

Example 1: Importing a Modern Family SUV

  • Vehicle: 3-year-old (36 months) Diesel SUV
  • OMSP: €40,000
  • CO2 Emissions: 145 g/km
  • NOx Emissions: 70 mg/km

Using the vrt ireland calculator, the depreciated OMSP might be €24,000 (assuming 40% depreciation). The CO2 rate for 145g/km is 21.5%, leading to a CO2 charge of €5,160. The NOx levy for 70mg/km would be (€5 * 40) + (€15 * 30) = €200 + €450 = €650. The total estimated VRT would be €5,160 + €650 = €5,810. You might use a car loan calculator to finance this additional cost.

Example 2: Importing a Small Petrol City Car

  • Vehicle: 18-month-old Petrol Hatchback
  • OMSP: €18,000
  • CO2 Emissions: 110 g/km
  • NOx Emissions: 30 mg/km

The vrt ireland calculator estimates a depreciated OMSP of around €14,400. The CO2 rate for 110g/km is 13.5%, resulting in a charge of €1,944. The NOx levy for 30mg/km is simply €5 * 30 = €150. The total estimated VRT is €1,944 + €150 = €2,094.

How to Use This VRT Ireland Calculator

  1. Enter OMSP: Input the Open Market Selling Price of the vehicle when it was new in Ireland.
  2. Provide Emissions Data: Enter the CO2 (g/km) and NOx (mg/km) values from the vehicle’s documentation.
  3. Select Fuel Type: Choose the correct fuel type, as this affects the NOx cap.
  4. Set Vehicle Age: Input the age of the vehicle in months to calculate depreciation accurately.
  5. Review Results: The calculator instantly displays the total estimated VRT, along with a breakdown of the CO2 charge and NOx levy. This helps in understanding the full cost before committing to an import. For more detailed financial planning, you could consult an irish tax calculator.

Key Factors That Affect VRT Results

  • CO2 Emissions: This is the most significant factor. The VRT rate is tiered, so even a small difference in g/km can push a vehicle into a higher tax band, increasing the cost substantially.
  • Open Market Selling Price (OMSP): The base value of the vehicle. A higher OMSP directly translates to a higher VRT bill, as the tax is a percentage of this value.
  • Vehicle Age and Depreciation: Older cars benefit from higher depreciation, which reduces their taxable value (Current OMSP). Revenue has a specific depreciation model they apply. Checking car depreciation rates can give a better understanding.
  • NOx Emissions: For modern cars (post-2020) and diesel vehicles, the NOx levy adds another layer of tax. Higher NOx values result in a higher levy, up to a cap. A detailed NOx emissions guide can be very helpful.
  • Fuel Type: The NOx levy has a much higher cap for diesel vehicles (€4,850) compared to petrol and other types (€600), making high-NOx diesel cars significantly more expensive to import.
  • Customs Duty and VAT: For vehicles imported from outside the EU (e.g., Great Britain), you must also use a customs duty calculator, as these are separate taxes charged in addition to VRT.

Frequently Asked Questions (FAQ)

1. What is the difference between VRT and Motor Tax?

VRT (Vehicle Registration Tax) is a one-off tax paid when a vehicle is first registered in Ireland. Motor Tax is an annual tax paid to your local authority to legally drive the vehicle on public roads.

2. Where do I find my vehicle’s CO2 and NOx values?

These values are typically found on the vehicle’s Certificate of Conformity (COC) or the foreign registration document (like the UK’s V5C).

3. Is this vrt ireland calculator 100% accurate?

This calculator provides a highly accurate estimate based on public data. However, the final amount is determined by a Revenue official at the time of registration and can vary slightly based on their final OMSP valuation and the vehicle’s condition.

4. Do electric vehicles (EVs) pay VRT?

EVs are liable for VRT based on their OMSP, but they often benefit from significant reliefs. Currently, there is a relief available which can reduce the VRT payable to zero, depending on the vehicle’s value.

5. Why is the NOx levy higher for diesel cars?

Diesel engines typically produce higher levels of Nitrogen Oxides, which are harmful pollutants. The government has structured the levy to discourage the importation of higher-polluting diesel vehicles.

6. What happens if I can’t find the NOx value for my car?

If you cannot provide official evidence of the NOx emissions, Revenue will apply a default flat charge. This is currently €4,850 for diesel cars and €600 for all others, which is often much higher than the actual levy would be.

7. Does the vrt ireland calculator include customs duty?

No, this calculator focuses solely on VRT. If you are importing from a non-EU country like the UK, you will also need to pay customs duty (typically 10%) and VAT (23%) on the value of the vehicle plus shipping costs.

8. Can I get a refund on VRT?

You may be entitled to a VRT repayment if you are permanently exporting the vehicle from Ireland. The amount depends on the vehicle’s value and age at the time of export. You might consider a personal loan calculator if you need to manage cash flow for these large tax payments.

Related Tools and Internal Resources

© 2026 Date Calculators Inc. All information is for estimation purposes only.



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