(1) An individual who performs a function, or agrees to perform a function, in breach of a Part 18 prohibition order is guilty of an offence.
(2) An individual who commits an offence under this section is liable -
(a) on summary conviction in England and Wales, to a fine;
(b) on summary conviction in Scotland, to a fine not exceeding level 5 on the standard scale;
(c) on summary conviction in Northern Ireland, to a fine not exceeding level 5 on the standard scale.
(3) In proceedings for an offence under this section, it is a defence for the individual to show that the individual took all reasonable precautions and exercised all due diligence to avoid committing the offence.