The
Act 1900">Act, section 384 (1) (Retail supplier of knives to display sign) does not apply to a person who sells knives by retail if—
(a) the sale of knives is not a major part of the person's retail business; and
(b) the person displays, at each place where knives are displayed for sale, a sign, in type no smaller than 12 point, with the following text:
It is an offence to sell a knife to a person under the age of 16. Proof of age may be required.