If there is fixed to a goods vehicle a plate containing plated weights of any description determined for that vehicle by virtue of section 45 of this Act or specified in a certificate therefor under section 47(5), (6), (8) or (11) of this Act, the vehicle shall not, while it is used on a road, be marked with any other weights, except other plated weights, other weights required or authorised to be marked on the vehicle by regulations under section 40 of this Act or weights so authorised for the purposes of this section by regulations made by the Secretary of State and marked in the prescribed manner; and in the event of a contravention of or failure to comply with this section the owner of the vehicle shall be guilty of an offence.