Belgium 2026 • Official Tax Brackets
Wallonia Registration Tax 2026 : New Environmental Formula
Calculate Walloon car tax based on engine power, WLTP CO2, mass, and powertrain.
Engine Power
kW (150 hp)
Engine Displacement
cm³
CO₂ Emissions
g/km
Max Authorized Mass (GVW)
kg
Vehicle AgeBrand New (0 yr)
Estimated Tax BreakdownWALLONIA • 2026
Total Year 1 Cost
0,00€
Registration tax (0.00 €) + Annual road tax (0.00 €)
Registration Tax (TMC / BIV)One-time payment
0,00 €Annual Road TaxPer year
0,00 €Estimation based on official 2026 scales (Vlaamse Belastingdienst, Bruxelles Fiscalité, SPW Finances, FPS Finance). Only the official tax assessment notice is legally binding.
Official Tax Brackets Overview
Engine displacement (cc) and fiscal horsepower (CV).
| Fiscal Horsepower (CV) | Engine Displacement (cm³) | Annual Road Tax (TC) | Base Registration Tax (TMC/BIV) |
|---|---|---|---|
| 4 CV | 0 - 750 cm³ | 102,96 € | 61,50 € / 78,88 € |
| 5 CV | 751 - 950 cm³ | 128,96 € | 61,50 € / 78,88 € |
| 6 CV | 951 - 1 150 cm³ | 186,25 € | 123,00 € / 157,76 € |
| 7 CV | 1 151 - 1 350 cm³ | 243,41 € | 123,00 € / 157,76 € |
| 8 CV | 1 351 - 1 550 cm³ | 300,96 € | 495,00 € / 634,89 € |
| 9 CV | 1 551 - 1 750 cm³ | 358,51 € | 495,00 € / 634,89 € |
| 10 CV | 1 751 - 1 950 cm³ | 415,40 € | 867,00 € / 1 112,01 € |
| 11 CV | 1 951 - 2 150 cm³ | 539,09 € | 1 239,00 € / 1 589,14 € |
| 12 CV | 2 151 - 2 350 cm³ | 662,64 € | 2 478,00 € / 3 178,28 € |
| 15 CV+ | ≥ 2 751 cm³ | ≥ 910,01 € | 4 957,00 € / 6 357,85 € |
Frequently Asked Questions
Important facts about vehicle taxes in Belgium.
How accurate is this Belgian car tax calculator?
Our engine uses the exact official formulas and brackets published by the regional tax authorities: Vlaamse Belastingdienst (Flanders), Bruxelles Fiscalité (Brussels), and SPW Finances (Wallonia).
When are car tax brackets adjusted for inflation in Belgium?
Every year on July 1st, annual road tax and registration tax brackets are officially indexed according to the Belgian consumer price index.