Question 1

How do I calculate my car taxes in Belgium?

Accepted Answer

Use our Belgian Car Tax Calculator to instantly estimate your road tax, eco-malus, and registration tax. Enter your vehicle's details (year, engine size, CO2 emissions, weight, vehicle type) and region to get an estimate.

Question 2

What is eco-malus in Belgium?

Accepted Answer

Eco-malus is a one-time additional tax applied in Wallonia to vehicles emitting more than 145 g/km of CO2, charged on top of the registration tax when the car is first registered.

Question 3

How much does road tax cost in Belgium?

Accepted Answer

Road tax in Belgium varies by vehicle type, fiscal horsepower, and region. This calculator covers Wallonia and Brussels; Flanders is not yet supported. Rates are re-indexed every 1 July.

Question 4

Which Belgian regions does this calculator support?

Accepted Answer

Wallonia and Brussels are fully supported. Flanders (Vlaanderen) is not yet implemented since its tax administration does not publish structured rate tables.

Question 5

Is this an official government tool?

Accepted Answer

No. This is an independent, free estimator, not affiliated with the Belgian government. For official figures, consult your regional tax authority (SPW Finances for Wallonia, Bruxelles Fiscalité for Brussels).

Belgian Car Tax Calculator

Vehicle Information