Article 23 Offence of contravening Order
(1)
Subject to paragraph (2), any contravention of any provision of article 4, 5, 8, 9, 10, 13, 14, or 19(3) is an offence by the operator and the pilot-in-command of the aircraft to which the contravention relates.
(2)
A person is not guilty of an offence under paragraph (1) if—
(a)
the act or omission giving rise to the contravention was due to a cause not avoidable by the exercise of reasonable care by that person, or
(b)
the contravention occurred without the person’s consent or connivance and the person exercised all due diligence to prevent the contravention.