(1) A person who aids, abets, counsels or procures, or incites, a person who is not a United Kingdom person to do a relevant act outside the United Kingdom is guilty of an offence.
(2) For this purpose a relevant act is an act that, if done by a United Kingdom person, would contravene any of the following provisions-
(a) section 1 of the Biological Weapons Act 1974 (offences relating to biological agents and toxins);
(b) section 2 of the Chemical Weapons Act 1996 (offences relating to chemical weapons); or
(c) section 47 above (offences relating to nuclear weapons).
(3) Nothing in this section applies to an act mentioned in subsection (1) which-
(a) relates to a relevant act which would contravene section 47; and
(b) is authorised by the Secretary of State;
and section 48(2) applies for the purpose of authorising acts that would otherwise constitute an offence under this section.
(4) A person accused of an offence under this section in relation to a relevant act which would contravene
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