Section 30. Low flying and annoyance by flying.

Any person subject to this Act, being the pilot of an aircraft belonging to or in the service of the Coast Guard, who-- (a) flies it at a height lower than the minimum height authorised by his Commanding Officer except while taking off or landing; or (b) flies it so as to cause or likely to cause unnecessary annoyance to any person, shall, on conviction by a Coast Guard Court, be liable to suffer imprisonment for a term which may extend to two years or such less punishment as is in this Act mentioned.