The Air Navigation Order 2016

SECTION 1Aircraft ratings

1.  When included in a pilot licence an aircraft rating entitles the holder of the licence to act as pilot of aircraft of the types and classes specified in the aircraft rating and different types and classes of aircraft may be specified in respect of different privileges of a licence.

2.  When included in a Flight Engineer’s Licence an aircraft rating entitles the holder of the licence to act as flight engineer only of aircraft of a type specified in the aircraft rating.