Where to buy your ticket? BOOTIK - KIOSK - GO vending machine and in the trams and buses of STIB-MIVB (Note: The driver is not required to change more than 5)...
You must validate your Contactless transport ticket prior to every journey on a MOBIB validating machine...
WARNING ! ! ! Do not rely on websites offering the purchase of environmental stickers/badges. Those stickers/badges are neither necessary nor valid to circulate in the Brussels' LEZ.