You are welcome with your UAV in Norway.
Maximum take-off weight: No limits
Maximum hight: 120 meters / 393 ft
Maximum horizontal distance: Keep your UAV In line of sight.
Minimum age: -
Distance Airports / Heliports: 5 km / 3,18 mi.
Night flights: Prohibited
Prohibited: Not above crowds, buildings, vehicles, roads, waterways, festivals accidents, sporting events, events.
Not in 5 km / 3.1 mi from the Oslo Castle.
Useful link: Civil Aviation Authority of Norway (CAAN),
Contact information: firstname.lastname@example.org / +47 7558 5000