Municipal tax · Hainaut
Municipal tax in Ath in 2026: 8.8%
Updated on
Since 1 November 2026, withholding tax on pay has been calculated differently (Royal Decree of 27 September 2026). The calculations on this page still follow the previous rules: for pay received from 1 November, withholding tax and net pay may differ. Update in progress.
In Ath, the municipal tax is 8.8% of the tax you owe the State for tax year 2026 (2025 income). For a single white-collar worker on €3,500 gross a month, it comes to about €713 a year on your 2026 income, assuming the rate is unchanged in 2027, €101 more than the Belgian average (7.55%).
The ranking of Ath in Wallonia will be published once Indexo has the rate for the 212 missing municipalities. No neighbouring municipality whose rate Indexo knows is less taxed than Ath.
How much does the municipal tax in Ath cost you?
Ath is a municipality in the district of Ath, in the province of Hainaut. Its municipal council sets the municipal tax at 8.8%: for every €100.00 of tax you owe the State, you pay €8.80 to the municipality.
| Gross per month | Tax owed to the State | Tax in Ath (8.8%) | Difference from the average |
|---|---|---|---|
| €2,000 | €2,424 | €213 | + €30 |
| €2,500 | €4,596 | €404 | + €57 |
| €3,500 | €8,101 | €713 | + €101 |
| €5,000 | €15,689 | €1,381 | + €196 |
Your payslip does not change: withholding tax (bedrijfsvoorheffing / précompte professionnel) counts 7% municipal tax everywhere. In Ath, the final tax will be about €146 a year higher on €3,500 gross.
Where does the rate for Ath come from?
Source of the rate: RTBF (secondary source). Check it on your tax assessment notice.
In Wallonia, the Region recommends that municipalities do not exceed 8.8%: Ath applies this maximum, like 32 other Walloon municipalities according to RTBF. The rate for tax year 2027 (2026 income) has not yet been published by FPS Finance; several municipalities have already voted their rate up to 2031.
Ath and its neighbouring municipalities
- Rate not found
- 8.5% and above
- Ath
Municipal boundaries: Statbel.
| Municipality | Rate | Tax on €3,500 gross | Difference from Ath |
|---|---|---|---|
| Ath | 8.8% | €713 | — |
| Chièvres | 8.8% | €713 | ≈ €0 |
| Lessines | 8.8% | €713 | ≈ €0 |
| Leuze-en-Hainaut | 8.8% | €713 | ≈ €0 |
| Beloeil | rate not found | — | — |
| Brugelette | rate not found | — | — |
| Ellezelles | rate not found | — | — |
| Frasnes-lez-Anvaing | rate not found | — | — |
| Silly | rate not found | — | — |
No neighbouring municipality whose rate Indexo knows is less taxed than Ath. If you are moving, the What if I moved? simulator adds the family allowances and tax reductions of each Region.
Municipalities in the district of Ath
| Municipality | Rate | Tax on €3,500 gross | Difference from Ath |
|---|---|---|---|
| Bernissart | 8.5% | €689 | − €24 per year |
| Ath | 8.8% | €713 | — |
| Chièvres | 8.8% | €713 | ≈ €0 |
| Lessines | 8.8% | €713 | ≈ €0 |
| Beloeil | rate not found | — | — |
| Brugelette | rate not found | — | — |
| Ellezelles | rate not found | — | — |
| Enghien | rate not found | — | — |
| Flobecq | rate not found | — | — |
| Frasnes-lez-Anvaing | rate not found | — | — |
| Silly | rate not found | — | — |
Calculate your municipal tax in Ath
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Frequently asked questions
What is the municipal tax rate in Ath in 2026?
8.8% of the tax you owe the State, for tax year 2026 (2025 income).
How much is the municipal tax in Ath on a salary of €3,500 gross?
About €713 a year for a single white-collar worker, €101 more than the Belgian average (7.55%). On €2,500 gross, about €404 a year. Calculated on your 2026 income, assuming the rate is unchanged in 2027.
Does Ath apply the maximum rate?
Yes: 8.8%, the maximum that the Walloon Region recommends to municipalities. According to RTBF, 33 Walloon municipalities apply it in 2026.
What next?
- All municipal taxesThe map and the rates of the 565 municipalities.
- What if I moved?Municipal tax, family allowances and tax reductions.
- Household tax simulatorYour full tax, including municipal tax.
- Tax refund or tax to pay?What your tax assessment notice will say.
Sources
Parameters in force on 1 October 2026. Each parameter links to its source, the official one where it exists; a secondary source is flagged as such.
- idem: Ath at the ceiling of 8.8%, RTBF (secondary source).
- L’impôt des personnes physiques (IPP): recommended maximum rate of 8.8%, Walloon average of 7.9% in 2022, Union des Villes et Communes de Wallonie.
- Gemeentebelasting in België: hoe werkt het? Average rate of 7.55% across the 565 municipalities for tax year 2026, most common rate 8% (126 municipalities), Astro Tax (secondary source).
- Taux d’imposition, revenus 2025 et 2026, FPS Finance.