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Brussels property tax: over 40% hike in five…

Brussels property tax: over 40% hike in five…

Brussels property tax has soared by over 40.9% in the last five years, due to annual cadastral income indexation and communal…

10/10/2026, 15:21:06 · Redacteur EU-affaires

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Brussels' property tax (précompte immobilier) has surged by over 40.9 percent in the past five years. This comes from an analysis by L'Echo, which points to the annual indexation of cadastral income and increases in communal surcharges as the primary drivers of this rise.

Key factors behind the property tax hike

According to L'Echo, two main factors have propelled the increase in Brussels' property tax. Firstly, the annual indexation of the cadastral income, which forms the basis for calculating the tax. Secondly, the communal surcharges, set independently by the various Brussels municipalities, significantly contribute to the higher tax burden on homeowners. These combined elements have resulted in an increase that far outstrips general inflation in Belgium.

Impact on Brussels residents and property owners

The substantial rise in property tax has direct financial consequences for property owners in Brussels. They have seen their tax bills increase by nearly half over five years. This situation could put pressure on housing affordability in the city and elevate property ownership costs for both individuals and businesses owning assets in the region.

«À Bruxelles, l'indexation annuelle du revenu cadastral couplée aux hausses des additionnels communaux fait grimper le précompte immobilier bien au-delà de l'inflation.» — L'Echo

L'Echo's findings highlight the challenges faced by regional and local authorities in Belgium in managing their budgets and the subsequent impact on taxpayers. This dynamic, where local taxes increase faster than inflation, may spark debate about the distribution of burdens and the autonomy of municipalities to determine their own revenues.

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