1) Any person who carries on a trade or business involving offering for sale of any goods in relation to which maximum prices have been fixed under the Control of Prices Act, 1962 (No. 113) shall mark the goods with the prices at which they are offered for sale. (2) The price marked on one article for the purposes of this regulation shall apply to all similar articles offered for sale by the same person at the same time and where the goods are sold by quantity the price per unit of sale shall be marked. (3) Any person who contravenes the provisions of this regulation shall be guilty of an offence and shall be liable on conviction, to a fine not exceeding one hundred pounds or to imprisonment not exceeding twelve months or both.