You are welcome with your UAV but only 10 meters (32.8 ft) high, and only on your own Private Property.
Maximum take-off weight:
Maximum hight: 10 meters / 32.8 ft (yes that is correct!!!)
Maximum horizontal distance: Keep the drone in visual sight.
Insurance: Not known
Distance Airports / Heliports: 5 km / 3,18 mi.
Night flights: Prohibited
Prohibited: Harbour of Antwerp, Citycenters of Brussel and Antwerp
Useful link: Belgian Civil Aviation Authority(BCAA)
Contact information: email@example.com / +32 (02) 277.43.07
No Fly Zones Belgium, Belgocontrol: www.droneguide.be