4 Obstructing operations, giving false air signals, etc.U.K.
(1)A person subject to this Act shall be guilty of an offence against this section if he does any act likely to imperil the success of any action or operation on the part of any of Her Majesty’s forces, or wilfully delays or discourages upon any pretext whatsoever any such action or operation.
(2)A person subject to this Act shall be guilty of an offence against this section if, knowingly and without lawful excuse, he gives any false air signal, or alters or interferes with any air signal or any apparatus for giving an air signal.
(3)A person guilty of an offence against this section shall be [liable to imprisonment or any less punishment authorised by this Act]
Textual Amendments applied to the whole legislation