29.—(1) This regulation applies where a person (“X”)—
(a)commits an offence under the preceding provisions of these Regulations, or
(b)would have committed such an offence but for a defence under regulations 30 (due diligence) or 31 (innocent publication of advertisement),
and the commission of the offence, or what would have been an offence but for the defence under regulations 30 or 31, is due to the act or default of another person (“Y”).
(2) Y is guilty of the offence (subject to regulations 30 and 31), whether or not Y is a trader.
(3) Y may be charged with and convicted of the offence by virtue of paragraph (2), whether or not proceedings are taken against X.