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From 1 January 2026, Wallonia ends nearly 20 years of tax exemptions under the Marshall Plan and reinstates property tax, the compensatory industrial tax and the municipal motive power tax for industrial investments made since 2006. The reform significantly increases the tax burden for many companies and requires a detailed analysis of past and recent investments to understand the financial impact.

What new measures does your company have to take into account in 2025? Social dumping not only puts pressure on employees but also disrupts fair competition among businesses. In this article, you can read about the latest measures that compel businesses to respect social standards and thereby create a level playing field in the struggle against exploitation and unfair competition. Is your company’s business model compliant with the new rules of the game?

Discover the new rules on financial subcontracting in the construction, meat and house removal sectors from 2025. Find out how this legislation tackles social dumping and what sanctions apply.

Quentin Herbinaux asked for Grant Thornton’s financial advice in order to professionalise chemical company Dequachim. In ‘On a roll’ he shares his experiences.