#b2b

Belgium requires structured e-invoicing for all domestic B2B transactions since January 1, 2026. Peppol BIS 3.0 is the standard. The grace period ends March 31. Here's what you need.

Reception has been mandatory since January 2025. The B2B sending mandate is roughly eight months away. Here's the current state, what changed in 2026, and what to do before January 2027.