As previously reported, Belgium's Federal Public Service (FPS) Finance was recently the target of a cyberattack, which was successfully stopped but resulted in the need to take several services offline. Considering this, the deadline for all tax returns due on or around 31 October 2026 was postponed to 16 November 2026.
The FPS has issued a further notice listing the types of returns covered by the extension, including personal income tax returns, corporate income tax returns, Pillar 2 retu…