If a model aircraft is less than 77.2 pounds (~35kg), individually owned (no companies allowed) and not profit-seeking, it is considered a recreational vehicle.
Aircraft that don’t meet this criteria are officially “unmanned aerial vehicles” and require Special Flight Operations certificates.
Max Altitude: 400 ft.
For all of Canada, please refer to the Canadian Air Transportation’s official page on guidelines regarding the flying of Unmanned Air Vehicles.
The city of Richmond has recently banned drones and other UAVs.