You require a minimum of 20 hours of flight training, 10 of which must be night flying, 5 must be dual including a minimum of 2 hours of cross country time.
5 hours must be solo; this must include a minimum of 10 take-offs and landings. The remaining 10 hours must be dual instrument training; a maximum of 5 hours can be completed in the simulator and the remaining 5 hours must be in the aircraft.
There is no practical or written test, but students must meet the necessary skill requirements. This will allow an already Private Pilot Licence Holder with a valid medical (Cat I or III) to legally fly at night.