Road Tax Calculator by Registration – Instantly Check Your Vehicle Tax (UK)
Understanding your road tax obligations in the UK is essential whether you’re buying, selling, or simply keeping your vehicle legally on the road. The Road Tax Calculator by Registration is a quick and efficient way to check how much Vehicle Excise Duty (VED) you owe—using just your number plate.
What Is a Road Tax Calculator by Registration in the UK?
A UK road tax calculator allows drivers to check their road tax instantly by entering the vehicle registration number (VRN). It connects with the DVLA database to retrieve real-time vehicle details like fuel type, CO₂ emissions, engine size, and registration date. Based on this data, it calculates your annual VED (Vehicle Excise Duty).
How It Works
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Enter Your Vehicle’s Number Plate
Input your registration number into the calculator field.
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DVLA Lookup
The tool accesses the DVLA’s official records to pull your car’s details.
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Tax Estimate
Based on the type of vehicle and CO₂ emissions, your road tax amount is calculated according to current UK tax bands.
How UK Road Tax Is Calculated
UK road tax (VED) is based on:
Vehicle Type |
Tax Basis |
Petrol/Diesel |
CO₂ emissions (g/km) |
Hybrid |
Reduced rate based on emissions |
Electric (EVs) |
£0 tax (until April 2025) |
Older Cars |
Engine size (pre-2001 vehicles) |
Newer cars (registered after April 2017) pay a flat standard rate after the first year, with an additional charge for cars over £40,000.
Example
Let’s say your vehicle’s registration number is AB12 CDE. You enter this into the calculator, and it finds:
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Make: Ford
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Model: Focus
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Fuel: Petrol
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CO₂ Emissions: 125 g/km
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First Registered: 2021
Your Estimated Road Tax:
Important Updates for 2025
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Electric vehicles (EVs) will no longer be exempt from road tax starting April 2025.
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VED bands are reviewed annually and may change with each budget.
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Always double-check the final amount on Gov.uk before making a payment.
Try the Road Tax Calculator by Registration
Use our tool to get an accurate VED estimate in seconds. Whether you’re a private car owner, fleet manager, or dealership—this calculator simplifies the tax process using only your number plate.
In the UK, keeping your road tax up-to-date is a legal requirement. The Road Tax Calculator by Registration helps you stay compliant, plan your finances, and make informed vehicle decisions. Try it today for instant results.