4(1)A person who aids any detained person in escaping or attempting to escape from a detention centre or short-term holding facility is guilty of an offence.
(2)A person who, with intent to facilitate the escape of any detained person from a detention centre or short-term holding facility—
(a)conveys any thing into the centre or facility or to a detained person,
(b)sends any thing (by post or otherwise) into the centre or facility or to a person detained there,
(c)places any thing anywhere outside the centre or facility with a view to its coming into the possession of a person detained there,
is guilty of an offence.
(3)A person guilty of an offence under this section is liable—
(a)on summary conviction, to imprisonment for a term not exceeding six months or to a fine not exceeding the statutory maximum or to both; or
(b)on conviction on indictment, to imprisonment for a term not exceeding two years or to a fine or to both.