Belgium extends the filing deadline of the QDMTT return to 30 June 2026

Tax challenges arising from the digitalisation of the economy/Global anti-base erosion (GloBE)

17 November 2025

Belgium extends the filing deadline of the QDMTT return to 30 June 2026

What happened? Today, Belgium announced an extension of the deadline to file the Qualified Domestic Minimum Top-up Tax (“QDMTT”) return to 30 June 2026 for taxpayers with a financial year which:  started at the earliest on 31 December 2023, and   ended at the earliest on 1 January 2024 and at the latest on 30 June 2025.   In its communication (available in Dutch and in French), the Belgian Ministry of Finance explains that this means