1390. Offences on board aircraft.

1390.     Offences on board aircraft.

Any act or omission taking place on a British-controlled aircraft1 while in flight2 elsewhere than in or over the United Kingdom3 which, if taking place in, or in a part of, the United Kingdom would constitute an offence under the law in force in, or in that part of, the United Kingdom is deemed to constitute that offence unless that act or omission is expressly or impliedly authorised by or under the law when taking place outside the United Kingdom4. This also applies to any act or omission taking