6 Things to do: Brussels 2026 update on ATMs: All banks have agreed to merge their ATMs. This is good for locals, who never pay a fee. However, foreign visitors will be charged an outrageous exchange rate (8% in our experience). If Belgium is your only or first stop in Europe, you may want to plan ahead for cash, or prepare for this fee. Credit cards are widely accepted but it is not uncommon for small merchants to say their machine is broken; fees for them are quite high too