# The Air Navigation Order 2016, Article 136: Requirement for appropriate licence to act as member of flight crew of Part-21 aircraft registered in the United Kingdom


(1) Subject to paragraph (2), a person must not act as a pilot of a Part-21 aircraft that is registered in the United Kingdom without holding an appropriate licence granted, converted or rendered valid under—
(a) the Aircrew Regulation;
(b) the Sailplane Regulation; or
(c) the Balloon Regulation.
(2) A person may act as a pilot of a Part-21 aircraft without holding an appropriate licence granted, converted or rendered valid under the ... Aircrew Regulation , Sailplane Regulation or Balloon Regulation when undergoing flying training, including solo flying training authorised and supervised by a flight instructor.
(3) Subject to the exceptions set out in articles 139 and 144 a person must not act as a flight radiotelephony operator, a flight engineer or a flight navigator of a Part-21 aircraft that is registered in the United Kingdom without holding an appropriate licence granted or rendered valid under this Order.

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Source: https://www.legislation.gov.uk/uksi/2016/765/article/136 (the official version)
Page: https://openlegislation.uk/air-navigation-order-2016/article-136
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.